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You are here: Home > All Manufacturers > RDL Radio Design Labs > Audio Products

All RDL Products

AUDIO PRODUCTS: A broad range of products designed to interface, mix, switch, convert, amplify, monitor, isolate, control or process audio line-level and microphone-level signals.

Annunciating & Paging Attenuators Crossover Filters - Filters
Chime Generator, Message Repeater and Paging Modules.
Audio Attenuators.
Line-level crossover, subwoofer crossover and audio filters.
Distribution EMC Line Amplifiers / Interface
Balanced and unbalalanced line-level audio and microphone-level distribution amplifiers.
Transient suppressor, RF filter and copper grounding bar.
Unbalanced to balanced converters, balanced to unbalanced converters, audio line amplifiers and telephone system coupler.
Meters Microphone Products Mixing
Precision audio level meter.
Microphone preamplifiers, phantom power adapters, microphone-level / line-level distribution products.
Microphone-level and line-level audio mixers and passive audio divider / combiner products.
Phono Power Amplifiers Processing
Stereo phonograph preamplifier.
Mono and stereo audio power amplifiers ranging from 2 Watts to 40 Watts, headphone amplifiers, intercom amplifier and music on hold amplifier.
Equalizers, automatic level control modules, audio delay, compressor-limiter, gain control amplifier and gated speech amplifier.
Program Monitoring Signal Generators Speakers
12 Channel line-level or speaker-level audio monitor panel.
White and pink noise generators and audio oscillators.
2 Watt rack-mount speaker.
Switching & Control System 84 Transformer Products
Line-level and microphone-level audio switchers and audio controlled relays.
8 x 4 audio mixing matrix and associated status monitor and control interface.
Isolation transformers, input transformers, balanced to unbalanced transformers, unbalanced to balanced transformers, speaker level input interface and line level to mic transformer.
VCA's and Related Products
Voltage controlled attenuators and amplifiers and 0 to 10 Vdc ramp generator.
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RDL AF-SH1 : Stereo Headphone Amplifier
RDL AF-SH1 : Stereo Headphone Amplifier - APPFLEX Panel with Level Control
ProAVmax Price: $158.68

RDL AF-SH1 : Stereo Headphone Amplifier - APPFLEX Panel with Level Control
RDL AV-DC4 : Line Level Audio Divider/Combiner
RDL AV-DC4 : Line Level Audio Divider/Combiner with Ground Lift
ProAVmax Price: $244.37

RDL AV-DC4 : Line Level Audio Divider/Combiner with Ground Lift
RDL AV-HK1 : Hum Killer - Stereo Audio Isolation Transformer - RCA
RDL AV-HK1 : Hum Killer - Stereo Audio Isolation Transformer - RCA
ProAVmax Price: $99.98

RDL AV-HK1 : Hum Killer - Stereo Audio Isolation Transformer - RCA - Includes RDL AV-AC2 Cable Kit.
RDL AV-HK1X : Hum Killer - Audio Isolation Transformer - XLR
RDL AV-HK1X : Hum Killer - Audio Isolation Transformer - XLR
ProAVmax Price: $110.07

RDL AV-HK1X : Hum Killer - Audio Isolation Transformer - XLR.
RDL D-SH1: Stereo Headphone Amplifier - Decora® panel with user level control
RDL D-SH1: Stereo Headphone Amplifier - Decora panel with user level control (1/4" Jack)
ProAVmax Price: $158.68

RDL D-SH1: Stereo Headphone Amplifier - Decora panel with user level control, 1/4" Jack.
RDL D-SH1M: Stereo Headphone Amplifier - Decora panel with user level control
RDL D-SH1M: Stereo Headphone Amplifier - Decora panel with user level control (1/8" Jack)
ProAVmax Price: $154.81

RDL D-SH1M: Stereo Headphone Amplifier - Decora panel with user level control, 1/8" Jack.
RDL EC-6 : AC Power Extension Cord (6 pack) - North American - 6
RDL EC-6 : AC Power Extension Cord (6 pack) - North American - 6"
ProAVmax Price: $27.72

RDL EC-6 : AC Power Extension Cord (6 pack) - North American - 6"
RDL EZ-ADA4 Stereo Audio Distribution Amplifier
RDL EZ-ADA4 Stereo Audio Distribution Amplifier
ProAVmax Price: $155.17

RDL EZ-ADA4 Stereo Audio Distribution Amplifier.
RDL EZ-AFC2: Audio Format Converter - Stereo Balanced <->Unbalanced
RDL EZ-AFC2: Audio Format Converter - Stereo Balanced <-> Unbalanced
ProAVmax Price: $221.56

RDL EZ-AFC2: Audio Format Converter - Stereo Balanced <->Unbalanced
RDL EZ-HDA4A: Stereo Headphone Distribution Amplifier (1x4)
RDL EZ-HDA4A: Stereo Headphone Distribution Amplifier (1x4)
ProAVmax Price: $172.79

RDL EZ-HDA4A: Stereo Headphone Distribution Amplifier - [1x4].
[1 Input]  : Rear-panel stereo RCA jacks or a MINI (3.5mm) stereo jack or a 1/4" TRS (6.3mm) stereo jack.
[4 Outputs] : Front-panel MINI (3.5mm) stereo jacks with independant volume control.
RDL EZ-HDA4B: Stereo Headphone Distribution Amplifier (1x4)
RDL EZ-HDA4B: Stereo Headphone Distribution Amplifier (1x4)
ProAVmax Price: $172.79

RDL EZ-HDA4B: Stereo Headphone Distribution Amplifier - [1x4].
[1 Input]  : Rear-panel stereo RCA jacks or a MINI (3.5mm) stereo jack or a 1/4" TRS (6.3mm) stereo jack.
[4 Outputs] : Rear-panel MINI (3.5mm) stereo jacks with Front-panel independant volume control.
RDL EZ-HDA6: Stereo Headphone Distribution Amplifier (1x6)
RDL EZ-HDA6: Stereo Headphone Distribution Amplifier (1x6)
ProAVmax Price: $202.78

RDL EZ-HDA6: Stereo Headphone Distribution Amplifier - [1x6].
[1 Input]  : Rear-panel stereo RCA jacks or a MINI (3.5mm) stereo jack or a 1/4" TRS (6.3mm) stereo jack.
[1 Input Loop] : Rear-panel 1/4" TRS (6.3mm) stereo jack
[6 Outputs] : Rear-panel 1/4" TRS (6.3mm) stereo jacks with Front-panel independant volume control.
RDL EZ-HSX4: Stereo Audio Input Switcher with Headphone Amp - (4x1)
RDL EZ-HSX4: Stereo Audio Input Switcher with Headphone Amp - (4x1)
ProAVmax Price: $188.62

RDL EZ-HSX4: Stereo Audio Input Switcher with Headphone Amp - (4x1).
[4 Inputs]  : Rear-panel stereo RCA jacks
[3 Outputs] : 1 x Selectable (Variable / Fixed) Out Rear-panel stereo RCA jacks, 2 x front-panel headphone outputs: 1 x 1/4" (6.3mm) Stereo TRS and 1 x MINI (3.5mm) stereo jack. Volume control effects headphone and variable line outputs.
RDL EZ-MPA1: Microphone Preamplifier - Stereo Output with Compressors
RDL EZ-MPA1: Microphone Preamplifier - Stereo Output with Compressors
ProAVmax Price: $168.65

RDL EZ-MPA1: Microphone Preamplifier - Stereo Output with Compressors.
[1 Input]  : Rear-panel XLR with phantom power
[2 Outputs] : Rear-Panel - 1 x stereo RCA jacks and 1 x MINI (3.5mm) stereo jack.
RDL EZ-MPA2: Dual Microphone Preamplifier - Stereo Output with Compressors
RDL EZ-MPA2: Dual Microphone Preamplifier - Stereo Output with Compressors
ProAVmax Price: $209.51

RDL EZ-MPA2: Dual Microphone Preamplifier - Stereo Output with Compressors.
[2 Inputs]  : Rear-panel XLR's with global phantom power. Front-Panel Independent Gain Control
[2 Outputs] : Rear-Panel - 1 x stereo RCA jacks and 1 x MINI (3.5mm) stereo jack.
RDL EZ-MX4L: Stereo Line Level Audio Mixer
RDL EZ-MX4L: Stereo Line Level Audio Mixer
ProAVmax Price: $178.21

RDL EZ-MX4L: Stereo Line Level Audio Mixer.
[4 Inputs]  : Rear-panel dual RCA Connectors per input
[2 Outputs] : Rear-Panel - 1 x stereo RCA jacks and 1 x MINI (3.5mm) stereo jack.
RDL EZ-MX4ML: Dual Microphone and Stereo Line Level Audio Mixer - (4x1)
RDL EZ-MX4ML: Dual Microphone and Stereo Line Level Audio Mixer - (4x1)
ProAVmax Price: $189.05

RDL EZ-MX4ML: Dual Microphone and Stereo Line Level Audio Mixer - (4x1)
[4 Inputs]  : Rear-Panel - 2 x XLR's with global phantom power and 2 x Stereo RCA Connectors
[2 Outputs] : Rear-Panel - 1 x stereo RCA jacks and 1 x MINI (3.5mm) stereo jack.
RDL EZ-MXA20 : 20 Watt Stereo Audio Mixer / Amplifier with EQ
RDL EZ-MXA20 : 20 Watt Stereo Audio Mixer / Amplifier with EQ
ProAVmax Price: $237.77

RDL EZ-MXA20 : 20 Watt Stereo Audio Mixer / Amplifier with EQ
[3 Inputs]  : Rear-Panel - 1 x XLR with global phantom power and 2 x Stereo RCA Connectors
[2 Outputs] : Rear-Panel - 10 Watts/Chnl @ 8 Ohms or 8 Watts/Chnl @ 4 Ohms.
RDL EZ-PA20 : 20 Watt Stereo Audio Amplifier
RDL EZ-PA20 : 20 Watt Stereo Audio Amplifier
ProAVmax Price: $149.35

RDL EZ-PA20 : 20 Watt Stereo Audio Amplifier
[1 Inputs]  : Rear-Panel - 2 x Stereo RCA Connectors with Mono Sum On/Off
[2 Outputs] : Rear-Panel - 10 Watts/Chnl @ 8 Ohms or 8 Watts/Chnl @ 4 Ohms.
RDL EZ-PH1 : Stereo Phono Preamplifier
RDL EZ-PH1 : Stereo Phono Preamplifier
ProAVmax Price: $115.45

RDL EZ-PH1 : Stereo Phono Preamplifier
[1 Input]  : Rear-Panel - 2 x Stereo RCA Connectors
[1 Output] : Rear-Panel - 2 x Stereo RCA Connectors with Front-Panel Gain Control / Chnl
RDL EZ-SX4 : Stereo Audio Switcher - (4x1)
RDL EZ-SX4 : Stereo Audio Switcher - (4x1)
ProAVmax Price: $174.77

RDL EZ-SX4 : Stereo Audio Switcher - (4x1).
[4 Inputs]  : Rear-Panel - 4 x Dual Stereo RCA Connectors with Front-Panel Selection
[1 Output] : Rear-Panel - 2 x Stereo RCA Connectors with Front-Panel Level Control
RDL FP-ALC1 : Automatic Level Control - Mono - Terminal Block
RDL FP-ALC1 : Automatic Level Control - Mono - Terminal Block
ProAVmax Price: $259.17

RDL FP-ALC1 : Automatic Level Control - Mono - Terminal Block
RDL FP-ALC2 : Automatic Level Control - Stereo - RCA Jacks
RDL FP-ALC2 : Automatic Level Control - Stereo - RCA Jacks
ProAVmax Price: $278.21

RDL FP-ALC2 : Automatic Level Control - Stereo - RCA Jacks
RDL FP-BUC2 : Audio Format Converter - Balanced to Unbalanced
RDL FP-BUC2 : Audio Format Converter - Balanced to Unbalanced - 2 Channel
ProAVmax Price: $196.74

RDL FP-BUC2 : Audio Format Converter - Balanced to Unbalanced, 2 Channels
RDL FP-CH8 Chime Generator - 8 Electronic Chimes
RDL FP-CH8 Chime Generator - 8 Electronic Chimes
ProAVmax Price: $260.23

The RDL FP-CH8 is an electronic chime generator that produces eight different synthesized chimes. Each chime can consist of up to 3 tones and 3 harmonics selected to produce sonically natural effects.
RDL FP-DCC1 : 12 Vdc to 24 Vdc Converter
RDL FP-DCC1 : 12 Vdc to 24 Vdc Converter
ProAVmax Price: $231.68

RDL FP-DCC1 : 12 Vdc to 24 Vdc Converter
RDL FP-DFC2 : Digital Audio Format Converter (24/192)
RDL FP-DFC2 : Digital Audio Format Converter (24/192)
ProAVmax Price: $519.39

RDL FP-DFC2 : Digital Audio Format Converter (24/192).
RDL FP-MP1 : Studio Quality Microphone Preamplifier with Phantom
RDL FP-MP1 : Studio Quality Microphone Preamplifier with Phantom
ProAVmax Price: $250.71

The RDL FP-MP1 is the ideal choice in most applications requiring a preamp. RDL’s exclusive low-noise discrete circuitry produces studio quality low noise performance in an economical preamplifier.
RDL FP-MPA2 : Dual Microphone Phantom Adapter 12V, 24V, 48V - XLR
RDL FP-MPA2 : Dual Microphone Phantom Adapter 12V, 24V, 48V - XLR
ProAVmax Price: $245.41

The RDL FP-MPA2 is the ideal choice in any applications where phantom power needs to be provided to powered microphones.
RDL FP-MR1 Message Repeater - 1 Minute Digital Message Storage
RDL FP-MR1 Message Repeater - 1 Minute Digital Message Storage
ProAVmax Price: $319.47

The RDL The FP‑MR1 is a digital message repeater that permits electronic storage of a single recording up to one minute in duration.
RDL FP-MX3R : Remote Controlled Line Level Mixer
RDL FP-MX3R : Remote Controlled Line Level Mixer
ProAVmax Price: $370.88

The RDL FP-MX3R is the ideal choice where a user-accessible mixer must control the volume of multiple sources. The mixer accepts balanced or unbalanced audio sources through a detachable terminal block.
RDL FP-MX4 : 4 Channel Mic / Line Audio Mixer
RDL FP-MX4 : 4 Channel Mic / Line Audio Mixer
ProAVmax Price: $389.29

The RDL FP-MX4 is a single-channel audio mixing module featuring four identical inputs. Each input accepts either a mic or line level source.
RDL FP-PA20 : 20 Watt Stereo Audio Power Amplifier - 8 Ohm
RDL FP-PA20 : 20 Watt Stereo Audio Power Amplifier - 8 Ohm
ProAVmax Price: $164.09

RDL FP-PA20 : 20 Watt Stereo Audio Power Amplifier 8 Ohm Speaker Output
RDL FP-PA20A : 20 Watt Stereo Audio Power Amplifier 70V / 100V
RDL FP-PA20A : 20 Watt Stereo Audio Power Amplifier 70V / 100V
ProAVmax Price: $166.15

RDL FP-PA20A : 20 Watt Stereo Audio Power Amplifier 70V / 100V Speaker Output.
RDL FP-PA20B : 20 Watt Stereo Audio Power Amplifier - 25V
RDL FP-PA20B : 20 Watt Stereo Audio Power Amplifier - 25V
ProAVmax Price: $162.58

RDL FP-PA20B : 20 Watt Stereo Audio Power Amplifier - 25V Speaker Output.
RDL FP-PEQ3 : 3 Band Parametric Equalizer - Terminal Blocks and RCA Jacks
RDL FP-PEQ3 : 3 Band Parametric Equalizer - Terminal Blocks and RCA Jacks
ProAVmax Price: $305.73

RDL FP-PEQ3 : 3 Band Parametric Equalizer - Terminal Blocks and RCA Jacks
RDL FP-SPR1 : SPDIF Repeater - Amplifier
RDL FP-SPR1 : SPDIF Repeater - Amplifier
ProAVmax Price: $167.14

RDL FP-SPR1 : SPDIF Repeater - Amplifier
RDL FP-TPX3A : Format-A Twisted Pair Remote Controlled Mixer
RDL FP-TPX3A : Format-A Twisted Pair Remote Controlled Mixer
ProAVmax Price: $367.39

The RDL FP-TPX3A is the ideal choice where a user-accessible mixer must control the volume of multiple sources in a zone.
RDL FP-UBC2 : Audio Format Converter - Unbalanced to Balanced - 2 Channel
RDL FP-UBC2 : Audio Format Converter - Unbalanced to Balanced - 2 Channel
ProAVmax Price: $196.74

RDL FP-UBC2 : Audio Format Converter. Unbalanced to Balanced, 2 Channel
RDL FP-UBC6 : Audio Format Converter - Unbalanced to Balanced - 6 Channel
RDL FP-UBC6 : Audio Format Converter - Unbalanced to Balanced - 6 Channel
ProAVmax Price: $425.26

RDL FP-UBC6 : Audio Format Converter. Unbalanced to Balanced, 6 Channel
RDL GB6 : Transient Suppressor Grounding Bar
RDL GB6 : Transient Suppressor Grounding Bar
ProAVmax Price: $120.60

RDL GB6 : Transient Suppressor Grounding Bar
RDL HR-ADC1 : Analog to Digital Audio Converter
RDL HR-ADC1 : Analog to Digital Audio Converter
ProAVmax Price: $693.11

RDL HR-ADC1 : Analog to Digital Audio Converter
RDL HR-DAC1 : Digital to Analog Audio Converter - 24 bit - 192 kHz
RDL HR-DAC1 : Digital to Analog Audio Converter - 24 bit - 192 kHz
ProAVmax Price: $693.11

RDL HR-DAC1 : Digital to Analog Audio Converter - 24 bit - 192 kHz
RDL HR-DDA4 : Digital Audio Distributor - 1x4
RDL HR-DDA4 : Digital Audio Distributor - 1x4
ProAVmax Price: $708.94

RDL HR-DDA4 : Digital Audio Distributor - 1x4
RDL HR-DSX4 : Digital Audio Selector - 4x1
RDL HR-DSX4 : Digital Audio Selector - 4x1
ProAVmax Price: $739.43

RDL HR-DSX4 : Digital Audio Selector - 4x1
RDL HR-UDC1 : Universal Digital Audio Converter
RDL HR-UDC1 : Universal Digital Audio Converter - AES/EBU, coaxial or optical S/PDIF, AES-3ID
ProAVmax Price: $547.16

RDL HR-UDC1 : Universal Digital Audio Converter
RDL PS-24AS : 24 Vdc Switching Power Supply, North American AC Plug, 500 mA, dc Plug
RDL PS-24AS : 24 Vdc Switching Power Supply, North American AC Plug, 500 mA, dc Plug
ProAVmax Price: $25.35

RDL PS-24AS : 24 Vdc Switching Power Supply, North American AC Plug, 500 mA, dc Plug
RDL PS-24KS : 24 Vdc Switching Power Supply, North American AC Plug, 1 A, dc Plug
RDL PS-24KS : 24 Vdc Switching Power Supply, North American AC Plug, 1 A, dc Plug
ProAVmax Price: $32.80

RDL PS-24KS : 24 Vdc Switching Power Supply, North American AC Plug, 1 A, dc Plug
RDL RM-MP12A : Audio Monitor Panel - 12 Line or Speaker Inputs
RDL RM-MP12A : Audio Monitor Panel - 12 Line or Speaker Inputs
ProAVmax Price: $853.67

RDL RM-MP12A : Audio Monitor Panel - 12 Line or Speaker Inputs
RDL RU-ADL2 : Professional Audio Delay - 0 to 135 mS
RDL RU-ADL2 : Professional Audio Delay - 0 to 135 mS
ProAVmax Price: $543.28

RDL RU-ADL2 : Professional Audio Delay - 0 to 135 mS
RDL RU-DA4D : Audio Distribution Amplifier - Balanced - 2x4
RDL RU-DA4D : Audio Distribution Amplifier - Balanced - 2x4
ProAVmax Price: $280.34

RDL RU-DA4D : Audio Distribution Amplifier. 2 In x 4 Out, Balanced, Terminal Strip.
RDL RU-EQ2 : 2 Band Equalizer with Knobs - Terminal Block
RDL RU-EQ2 : 2 Band Equalizer with Knobs - Terminal Block
ProAVmax Price: $175.60

RDL RU-EQ2 : 2 Band Equalizer with Knobs - Terminal Block
RDL RU-EQ3 : 3 Band Equalizer with Knobs - Terminal Block
RDL RU-EQ3 : 3 Band Equalizer with Knobs - Terminal Block
ProAVmax Price: $199.93

RDL RU-EQ3 : 3 Band Equalizer with Knobs - Terminal Block
RDL RU-LA2D : IHF / PRO Interface - Bidirectional
RDL RU-LA2D : IHF / PRO Interface - Bidirectional
ProAVmax Price: $313.12

RDL RU-LA2D : IHF / PRO Interface - Bidirectional
RDL RU-MLA2 : Dual Microphone / Line Preamplifier
RDL RU-MLA2 : Dual Microphone / Line Preamplifier
ProAVmax Price: $294.42

The RDL RU-MLA2 is a dual channel audio preamplifier.
RDL RU-MLA2T : Dual Microphone / Line Preamplifier with Output Transformers (RU-MLA2 Shown)
RDL RU-MLA2T : Dual Microphone / Line Preamplifier with Output Transformers
ProAVmax Price: $462.60

The RDL RU-MLA2T is a dual channel audio preamplifier with output transformers.
RDL RU-MLD4 : Microphone / Line Distribution Amplifier - 1 x 4
RDL RU-MLD4 : Microphone / Line Distribution Amplifier - 1 x 4
ProAVmax Price: $294.42

The RDL RU-MLD4 is a four channel audio distribution amplifier.
RDL RU-MLD4T : Mic / Line Distribution Amplifier with Output Transformers - 1 x 4 (RU-MLD4 Shown)
RDL RU-MLD4T : Microphone / Line Distribution Amplifier with Output Transformers - 1 x 4
ProAVmax Price: $462.60

The RDL RU-MLD4T is a four channel audio distribution amplifier with output transformers.
RDL RU-MX4 : 4 Channel Mic/Line Mixer with Phantom Power
RDL RU-MX4 : 4 Channel Mic/Line Mixer with Phantom Power
ProAVmax Price: $359.66

The RDL RU-MX4 is the ideal choice in many applications where a combination of balanced mic and/or unbalanced line-level signals needs to be mixed. Balanced connections use XLR connectors.
RDL RU-MX4L : 4 Channel Line Level Mixer with Mic/Line Out
RDL RU-MX4L : 4 Channel Line Level Mixer with Mic/Line Out
ProAVmax Price: $313.75

The RDL RU-MX4L is the ideal choice in many applications where a combination of balanced and/or unbalanced line-level signals needs to be mixed. Balanced connections use XLR connectors.
RDL RU-MX4LT : 4 Channel Line Level Mixer with Mic/Line Out
RDL RU-MX4LT : 4 Channel Line Level Mixer with Mic/Line Out with Isolation Transformer
ProAVmax Price: $345.73

The RDL RU-MX4LT is the ideal choice in many applications where a combination of balanced and/or unbalanced line-level signals needs to be mixed. This mixer features an Isolated Transformer Output.
RDL RU-MX4T : 4 Channel Mic/Line Mixer. Phantom Power, Output Isolation Transformer
RDL RU-MX4T : 4 Channel Mic/Line Mixer. Phantom Power, Output Isolation Transformer
ProAVmax Price: $380.82

The RDL RU-MX4T is the ideal choice in many applications where a combination of balanced mic and/or unbalanced line-level signals needs to be mixed. This mixer features an output isolation transformer.
RDL RU-MX5 : 5 Channel Mic/Line Mixer. Phantom Power.
RDL RU-MX5 : 5 Channel Mic/Line Mixer. Phantom Power.
ProAVmax Price: $301.48

The RDL RU-MX5 is the ideal choice in many applications where a combination of mic and/or line level signals need to be mixed with the ability for additional expansion. All connections are made using full-size barrier block terminals on the rear panel.
RDL RU-OSC4A : Sequencing Oscillator - 4 Frequencies
RDL RU-OSC4A : Sequencing Oscillator - 4 Frequencies
ProAVmax Price: $309.94

RDL RU-OSC4A : Sequencing Oscillator - 4 Frequencies
RDL RU-PA40D : 40 Watt Stereo Audio Amplifier
RDL RU-PA40D : 40 Watt Stereo Audio Amplifier with VCA and Power Supply
ProAVmax Price: $280.95

RDL RU-PA40D : 40 Watt Stereo Audio Amplifier with VCA and Power Supply
RDL RU-PA518 : Audio Power Amplifier - 5 Watts Stereo / 18 Watts Mono
RDL RU-PA518: Audio Power Amplifier - 5 Watts Stereo / 18 Watts Mono
ProAVmax Price: $260.23

RDL RU-PA518 : Audio Power Amplifier - 5 Watts Stereo / 18 Watts Mono
RDL RU-PSB1A : Desktop Power Supply Mounting Bracket - Fits RACK-UP mounts
RDL RU-PSB1A : Desktop Power Supply Mounting Bracket - Fits RACK-UP mounts
ProAVmax Price: $42.31

RDL RU-PSB1A : Desktop Power Supply Mounting Bracket - Fits RACK-UP mounts
RDL RU-SC1A : RS-232/485 Serial Converter (Half-Duplex)
RDL RU-SC1A : RS-232/485 Serial Converter (Half-Duplex)
ProAVmax Price: $212.62

RDL RU-SC1A : RS-232/485 Serial Converter (Half-Duplex)
RDL RU-SC2 : RS-232/422 Serial Converter (Full-Duplex)
RDL RU-SC2 : RS-232/422 Serial Converter (Full-Duplex)
ProAVmax Price: $212.62

RDL RU-SC2 : RS-232/422 Serial Converter (Full-Duplex)
RDL RU-SH1 : Stereo Headphone Amplifier - Rack-Up Series
RDL RU-SH1 : Stereo Headphone Amplifier - Rack-Up Series
ProAVmax Price: $173.96

RDL RU-SH1 : Stereo Headphone Amplifier - Rack-Up Series
RDL RU-SM16 : Dual Audio Meter - Average/Peak/Hold
RDL RU-SM16 : Dual Audio Meter - Average/Peak/Hold
ProAVmax Price: $259.17

RDL RU-SM16 : Dual Audio Meter - Average/Peak/Hold
RDL RU-SP1 : 2 Watt Speaker - 1/3 Rack Mount
RDL RU-SP1 : 2 Watt Speaker - 1/3 Rack Mount
ProAVmax Price: $47.60

RDL RU-SP1 : 2 Watt Speaker - 1/3 Rack Mount
RDL RU-SX4A : Balanced Audio Switcher - (4x1)
RDL RU-SX4A : Balanced Audio Switcher - (4x1)
ProAVmax Price: $302.54

RDL RU-SX4A : Balanced Audio Switcher - (4x1)
RDL RU-UDA4 : Audio Distribution Amplifier - Unbalanced RCA - 2x4
RDL RU-UDA4 : Audio Distribution Amplifier - Unbalanced RCA - 2x4
ProAVmax Price: $192.52

RDL RU-UDA4 : Audio Distribution Amplifier - Unbalanced RCA - 2x4
RDL RU-VCA2 : Local/Remote Control Audio Attenuator - Mono
RDL RU-VCA2 : Local/Remote Control Audio Attenuator - Mono
ProAVmax Price: $313.12

The RDL RU-VCA2 is an ideal choice for mono installations where either local and/or remote audio level control is desired. Single or multiple control points are possible using optional RDL level controllers.
RDL RU-VCA2D : Local/Remote Control Audio Attenuator - Stereo
RDL RU-VCA2D : Local/Remote Control Audio Attenuator - Stereo
ProAVmax Price: $353.32

The RDL RU-VCA2D is an ideal choice for mono installations where either local and/or remote audio level control is desired. Single or multiple control points are possible using optional RDL level controllers.
RDL ST-ACR1 : Line Level Audio Controlled Relay - 0.5 to 5 s
RDL ST-ACR1 : Line Level Audio Controlled Relay - 0.5 to 5 s
ProAVmax Price: $110.02

RDL ST-ACR1 : Line Level Audio Controlled Relay - 0.5 to 5 s
RDL ST-ACR1M : Mic Level Audio Controlled Relay - 0.5 to 5 s
RDL ST-ACR1M : Mic Level Audio Controlled Relay - 0.5 to 5 s
ProAVmax Price: $112.14

RDL ST-ACR1M : Mic Level Audio Controlled Relay - 0.5 to 5 s
RDL ST-ACR2 : Line Level Audio Controlled Relay
RDL ST-ACR2 : Line Level Audio Controlled Relay - 5 to 50 s
ProAVmax Price: $110.02

RDL ST-ACR2 : Line Level Audio Controlled Relay - 5 to 50 s
RDL ST-CL2 : Compressor / Limiter - Line Level
RDL ST-CL2 : Compressor / Limiter - Line Level
ProAVmax Price: $164.58

RDL ST-CL2 : Compressor / Limiter - Line Level
RDL ST-CX2 : Two Band Active Line Level Crossover
RDL ST-CX2 : Two Band Active Line Level Crossover
ProAVmax Price: $137.51

RDL ST-CX2 : Two Band Active Line Level Crossover
RDL ST-CX2S : Subwoofer Crossover Filter
RDL ST-CX2S : Subwoofer Crossover Filter
ProAVmax Price: $137.51

RDL ST-CX2S : Subwoofer Crossover Filter
RDL ST-DA3 : Audio Distribution Amplifier, Line Level - 1x3
RDL ST-DA3 : Audio Distribution Amplifier, Line Level - 1x3
ProAVmax Price: $156.56

RDL ST-DA3 : Audio Distribution Amplifier, Line Level - 1x3
RDL ST-EQ3 : 3 Band Equalizer - Line Level
RDL ST-EQ3 : 3 Band Equalizer - Line Level
ProAVmax Price: $108.96

RDL ST-EQ3 : 3 Band Equalizer - Line Level
RDL ST-FS6 : Ferrite Suppressor - RF Filter
RDL ST-FS6 : Ferrite Suppressor - RF Filter
ProAVmax Price: $79.34

RDL ST-FS6 : Ferrite Suppressor - RF Filter
RDL ST-GCA3 : Gain Control Amplifier - Line Level
RDL ST-GCA3 : Gain Control Amplifier - Line Level
ProAVmax Price: $142.84

RDL ST-GCA3 : Gain Control Amplifier - Line Level
RDL ST-GLA1 : Gated Line Amplifier - Noise Gate
RDL ST-GLA1 : Gated Line Amplifier - Noise Gate
ProAVmax Price: $136.47

RDL ST-GLA1 : Gated Line Amplifier - Noise Gate
RDL ST-GSP1 : Gated Speech Amplifier - Microphone to Line
RDL ST-GSP1 : Gated Speech Amplifier - Microphone to Line
ProAVmax Price: $147.04

RDL ST-GSP1 : Gated Speech Amplifier - Microphone to Line
RDL ST-HP3 : High Pass Filter - 300 Hz and 500 Hz
RDL ST-HP3 : High Pass Filter - 300 Hz and 500 Hz
ProAVmax Price: $137.51

RDL ST-HP3 : High Pass Filter - 300 Hz and 500 Hz
RDL ST-IC1 : Intercom Amplifier
RDL ST-IC1: Intercom Amplifier
ProAVmax Price: $147.04

The RDL ST-IC1 is the ideal choice where an intercom system is to be installed, or where an amplifier is needed to bring a mic level up to a 1 W speaker level with optional muting capability.
RDL ST-LEQ1 : Loudness Equalizer - Use with VCA
RDL ST-LEQ1 : Loudness Equalizer - Use with VCA
ProAVmax Price: $92.03

RDL ST-LEQ1 : Loudness Equalizer - Use with VCA
RDL ST-MA2 : Muting Monitor Amplifier - 2 Watts
RDL ST-MA2 : Muting Monitor Amplifier - 2 Watts
ProAVmax Price: $95.22

RDL ST-MA2 : Muting Monitor Amplifier - 2 Watts
RDL ST-MPA2 : Microphone Phantom Power Adapter - 2 Channel
RDL ST-MPA2 : Microphone Phantom Power Adapter - 2 Channel
ProAVmax Price: $101.55

The RDL ST-MPA2 contains two identical phantom power circuits and a common power supply input.
RDL ST-MX2 : 2 Channel Mic/Line Mixer with Mic/Line Out
RDL ST-MX2 : 2 Channel Mic/Line Mixer with Mic/Line Out
ProAVmax Price: $151.27

The RDL ST-MX2 is used in any application requiring mixing of two audio sources. A mic may be mixed with a line-level music source.
RDL ST-MX3 : 3 Channel Line Level Audio Mixer
RDL ST-MX3 : 3 Channel Line Level Audio Mixer
ProAVmax Price: $139.64

RDL ST-MX3 is a 3 Channel Line Level Audio Mixer providing audio mixing of 3 line-level inputs with individual input gain adjustments and a line level output capable of driving either hi/lo impedance, bal/unbal loads.
RDL ST-NG1 : White and Pink Noise Generator
RDL ST-NG1 : White and Pink Noise Generator
ProAVmax Price: $147.04

RDL ST-NG1 : White and Pink Noise Generator
RDL ST-OSC2A : Audio Oscillator - 1 kHz and 10 kHz
RDL ST-OSC2A : Audio Oscillator - 1 kHz and 10 kHz
ProAVmax Price: $118.48

RDL ST-OSC2A : Audio Oscillator - 1 kHz and 10 kHz
RDL ST-OSC2B : Audio Oscillator - 100 Hz and 400 Hz
RDL ST-OSC2B : Audio Oscillator - 100 Hz and 400 Hz
ProAVmax Price: $118.48

RDL ST-OSC2B : Audio Oscillator - 100 Hz and 400 Hz
RDL ST-PA18 : Audio Power Amplifier
RDL ST-PA18 : Audio Power Amplifier - 18 Watts, 8 Ohm, Mono
ProAVmax Price: $139.49

RDL ST-PA18 : Audio Power Amplifier - 18 Watts, 8 Ohm, Mono.
RDL ST-PA2 : Audio Power Amplifier - 2 Watts, 8 Ohm
RDL ST-PA2 : Audio Power Amplifier - 2 Watts, 8 Ohm
ProAVmax Price: $77.23

RDL ST-PA2 : Audio Power Amplifier - 2 Watts, 8 Ohm
RDL ST-PA6 : Audio Power Amplifier - 6 Watts, 8 Ohm
RDL ST-PA6 : Audio Power Amplifier - 6 Watts, 8 Ohm
ProAVmax Price: $107.90

RDL ST-PA6 : Audio Power Amplifier - 6 Watts, 8 Ohm
RDL ST-PD5 : Power Distributor - Linear - (PS-24A/B/E/K)
RDL ST-PD5 : Power Distributor - Linear - (PS-24A/B/E/K)
ProAVmax Price: $77.23

RDL ST-PD5 : Power Distributor - Linear - (PS-24A/B/E/K)
RDL ST-PD5U : Power Distributor - Switching - (PS-24U2/A)
RDL ST-PD5U : Power Distributor - Switching - (PS-24U2/A)
ProAVmax Price: $88.85

RDL ST-PD5U : Power Distributor - Switching - (PS-24U2/A)
RDL ST-RG1 : Ramp Generator - 0 to 10 Vdc Output
RDL ST-RG1 : Ramp Generator - 0 to 10 Vdc Output
ProAVmax Price: $123.76

The RDL ST-RG1 provides a 0 to 10V output is the ideal interface to remotely control Voltage Controlled Amplifiers, such as RDL’s popular VCA Modules.
RDL ST-RX2 : Audio Routing Switcher - 1x2
RDL ST-RX2 : Audio Routing Switcher - 1x2
ProAVmax Price: $118.48

RDL ST-RX2 : Audio Routing Switcher - 1x2
RDL ST-SH2 : Stereo Headphone Amplifier - Stick-On Series
RDL ST-SH2 : Stereo Headphone Amplifier - Stick-On Series
ProAVmax Price: $139.64

RDL ST-SH2 : Stereo Headphone Amplifier - Stick-On Series
RDL ST-SSR1 : Line Level Audio Switch - 1x2
RDL ST-SSR1 : Line Level Audio Switch - 1x2
ProAVmax Price: $118.48

RDL ST-SSR1 : Line Level Audio Switch - 1x2
RDL ST-SX4 : Unbalanced Audio Switch - 4x1
RDL ST-SX4 : Unbalanced Audio Switch - 4x1
ProAVmax Price: $115.31

RDL ST-SX4 : Unbalanced Audio Switch - 4x1
RDL ST-TC1 : Telephone System Coupler - CO Line Simulator
RDL ST-TC1 : Telephone System Coupler - CO Line Simulator
ProAVmax Price: $116.35

The RDL ST-TC1 is intended to be connected to an on-site telephone system switching unit KSU
RDL ST-UBA2 : Unbalanced to Balanced Amplifier
RDL ST-UBA2 : Unbalanced to Balanced Amplifier - 2 Channel
ProAVmax Price: $170.32

The RDL ST-UBA2 is used in any application requiring conversion from unbalanced consumer format signals to professional +4 dBu.
RDL ST-UMX3 : 3 Channel Mic/Line Level Mixer with Mic/Line Out
RDL ST-UMX3 : 3 Channel Mic/Line Level Mixer with Mic/Line Out
ProAVmax Price: $151.27

The RDL ST-UMX3 is a three-channel audio mixer for combining mic-level or line-level signals to a single output. A MIC/LINE switch is provided for each input. A separate MIC/ LINE switch selects the output level. Each input features a separate preamplifier circuit, which isolates it from the other inputs.
RDL ST-VCA3 : Voltage Controlled Amplifier
RDL ST-VCA3 : Voltage Controlled Amplifier
ProAVmax Price: $134.16

The RDL ST-VCA3 is used in applications requiring smooth audio level control from a remote control panel, potentiometer or dc voltage (0 to 10 V).
RDL ST-VOX1 : Voice Operated Relay
RDL ST-VOX1 : Voice Operated Relay
ProAVmax Price: $116.35

RDL ST-VOX1 : Voice Operated Relay
RDL ST-VP1 Voice-Over / Paging Module - Manual
RDL ST-VP1 Voice-Over / Paging Module - Manual
ProAVmax Price: $153.40

The RDL ST-VP1 voice-over / paging module is intended for voice-over paging with user adjusted and controlled FADE or CUT between two input sources.
RDL ST-VP2 Automatic Ducking Module
RDL ST-VP2 Automatic Ducking Module
ProAVmax Price: $175.60

When a page is initiated, the RDL ST-VP2 module automatically senses the audio at the input, turns the music down to the desired level, and automatically fades the music back up after the page is completed.
RDL STA-1 : Dual Balanced/Unbalanced Amplifier -12 to 20db Gain
RDL STA-1 : Dual Balanced/Unbalanced Amplifier -12 to 20db Gain
ProAVmax Price: $163.97

The RDL STA-1 is a dual-channel line-level preamplifier with bridging inputs, adjustable gain or loss, and low-impedance outputs.
RDL STA-1M : Audio Line Amplifier - Mono: -14 dB to 14 dB Gain
RDL STA-1M : Audio Line Amplifier - Mono: -14 dB to 14 dB Gain
ProAVmax Price: $120.60

The RDL STA-1M allows bridging any audio line, adjusting the gain, and driving a balanced or unbalanced line.
RDL STA-2A : Dual High Gain Line Amplifiers
RDL STA-2A : Dual High Gain Line Amplifiers
ProAVmax Price: $173.49

The RDL STA-2A is a dual-channel, line-level audio preamplifier.
RDL STD-10K : Passive Audio Divider/Combiner - 10k Ohm
RDL STD-10K : Passive Audio Divider/Combiner - 10k Ohm
ProAVmax Price: $61.57

The RDL STD-10K is a 10k Ohm passive audio divider/combiner module with a resistive branching network and RF filtering on each of the four channels.
RDL STD-150 : Passive Audio Divider/Combiner - 150 Ohm
RDL STD-150 : Passive Audio Divider/Combiner - 150 Ohm
ProAVmax Price: $61.57

The RDL STD-150 is a 150 Ohm passive audio divider/combiner module with a resistive branching network and RF filtering on each of the four channels.
RDL STD-600 : Passive Audio Divider/Combiner - 600 Ohm
RDL STD-600 : Passive Audio Divider/Combiner - 600 Ohm
ProAVmax Price: $61.57

The RDL STD-600 is a 600 Ohm passive audio divider/combiner module with a resistive branching network and RF filtering on each of the four channels.
RDL STM-1 : Microphone Preamplifier - 50 dB Gain
RDL STM-1 : Microphone Preamplifier - 50 dB Gain
ProAVmax Price: $116.35

The RDL STM-1 is a low-cost quality microphone preamplifier designed for use in commercial sound and broadcast applications.
RDL STM-2 : Microphone Preamplifier - Adjustable 35dB to 65dB Gain
RDL STM-2 : Microphone Preamplifier - Adjustable 35dB to 65dB Gain
ProAVmax Price: $159.74

The RDL STM-2 is a quality low-noise microphone preamplifier, with adjustable gain, designed for use in commercial sound, broadcast, and recording.
RDL STM-2X : Switched Microphone Preamplifier - Adjustable Gain
RDL STM-2X : Switched Microphone Preamplifier - Adjustable Gain
ProAVmax Price: $180.90

The RDL STM-2X is the ideal choice in many installations where a microphone preamplifier is required, and is the ideal choice where either a toggle-type switch or push-to-talk switch is to be provided for microphone control, particularly if condenser microphones are used.
RDL STM-3 : Microphone Preamplifier - Adjustable Gain
RDL STM-3 : Microphone Preamplifier - Adjustable 45dB to 75dB Gain
ProAVmax Price: $184.07

The RDL STM-3 is a quality low-noise microphone preamplifier designed for use in surveillance, commercial sound, broadcast, and recording where higher than normal gain is required.
RDL STM-DA3 : Audio Distribution Amplifier, Microphone Level - 1x3
RDL STM-DA3 : Audio Distribution Amplifier, Microphone Level - 1x3
ProAVmax Price: $153.40

RDL STM-DA3 : Audio Distribution Amplifier, Microphone Level - 1x3
RDL STM-LDA3 : Microphone Preamplifier with Phantom - 1 Mic In x 3 Line Out
RDL STM-LDA3 : Microphone Preamplifier with Phantom - 1 Mic In x 3 Line Out
ProAVmax Price: $194.64

The RDL STM-LDA3 is designed for use in quality commercial sound, broadcast and recording applications.
RDL STP-1 : Universal Audio Attenuator
RDL STP-1 : Universal Audio Attenuator - 2 Channel
ProAVmax Price: $67.69

RDL STP-1 : Universal Audio Attenuator - 2 Channel
RDL SYS-CS1 : System 84 Control Surface
RDL SYS-CS1 : System 84 Control Surface
ProAVmax Price: $428.29

The RDL SYS-CS1 controls all 32 switching functions of an RDL System 84 audio mixing matrix. It also provides 8 separate 0 to 10 Vdc outputs to control external VCAs or other equipment with 0 to 10 Vdc control inputs.
RDL SYS-IC1 : Parallel Interface Cable
RDL SYS-IC1 : Parallel Interface Cable
ProAVmax Price: $77.23

RDL SYS-IC1 : Parallel Interface Cable
RDL SYS-TB : Terminal Block Adaptor
RDL SYS-TB : Terminal Block Adaptor
ProAVmax Price: $62.60

RDL SYS-TB : Terminal Block Adaptor
RDL SYS84SM : Remote Status Monitor for RDL System-84A/B
RDL SYS84SM : Remote Status Monitor for RDL System-84A/B
ProAVmax Price: $145.97

The RDL System 84 Status Monitor provides a simultaneous visual indication of all inputs and outputs of an RDL System-84A/B audio mixing matrix.
RDL SYSTEM-84A : Audio Mixing Matrix 8 x 4 Stereo
RDL SYSTEM-84A : Audio Mixing Matrix 8 x 4 Stereo
ProAVmax Price: $1,100.14

The RDL System 84 Model A is a digitally controlled matrix router and low-noise audio mixer with eight stereo inputs which can be mixed to four stereo outputs in any combination.
RDL SYSTEM-84B : Audio Mixing Matrix 8 x 4 Mono
RDL SYSTEM-84B : Audio Mixing Matrix 8 x 4 Mono
ProAVmax Price: $865.30

The RDL System 84 Model B is a digitally controlled matrix router and low-noise audio mixer with eight mono inputs which can be mixed to four mono outputs in any combination.
RDL TS-1D : Transient Suppressor
RDL TS-1D : Transient Suppressor
ProAVmax Price: $120.60

RDL TS-1D : Transient Suppressor
RDL TX-10B : Bridging Input Transformer
RDL TX-10B : Bridging Input Transformer
ProAVmax Price: $43.49

RDL TX-10B : Bridging Input Transformer
RDL TX-1A : Balanced to Unbalanced Transformer - Adjustable
RDL TX-1A : Balanced to Unbalanced Transformer - Adjustable
ProAVmax Price: $38.08

RDL TX-1A : Balanced to Unbalanced Transformer - Adjustable
RDL TX-1W : Music On Hold Amplifier - 1 Watt
RDL TX-1W : Music On Hold Amplifier - 1 Watt
ProAVmax Price: $78.28

The RDL TX-1W, a 1 Watt Music On Hold Amplifier, is the ideal choice in on-site installations where the central telephone switching unit needs to be fed with music, voice or combined music/voice signals.
RDL TX-70A : 25V, 70V, 100V Speaker Level Input Interface - Unbalanced Out
RDL TX-70A : 25V, 70V, 100V Speaker Level Input Interface - Unbalanced Out
ProAVmax Price: $39.88

RDL TX-70A : 25V, 70V, 100V Speaker Level Input Interface - Unbalanced Line Output
RDL TX-8i : Headphone Isolation Transformer
RDL TX-8i : Headphone Isolation Transformer
ProAVmax Price: $50.77

RDL TX-8i : Headphone Isolation Transformer
RDL TX-A2 : Audio Convertor - Balanced to Unbalanced
RDL TX-A2 : Audio Convertor - Balanced to Unbalanced
ProAVmax Price: $99.85

RDL TX-A2 : Audio Convertor - Balanced to Unbalanced
RDL TX-A2D : Dual Audio Convertor - Balanced to Unbalanced
RDL TX-A2D : Dual Audio Convertor - Balanced to Unbalanced
ProAVmax Price: $116.95

RDL TX-A2D : Dual Audio Convertor - Balanced to Unbalanced
RDL TX-AFC1F : Balanced to Unbalanced Audio Transformer - XLR, RCA
RDL TX-AFC1F : Balanced to Unbalanced Audio Transformer - XLR, RCA
ProAVmax Price: $105.95

RDL TX-AFC1F : Balanced to Unbalanced Audio Transformer - XLR, RCA
RDL TX-AFC1M : Unbalanced to Balanced Audio Transformer - XLR, RCA
RDL TX-AFC1M : Unbalanced to Balanced Audio Transformer - XLR, RCA
ProAVmax Price: $105.95

RDL TX-AFC1M : Unbalanced to Balanced Audio Transformer - XLR, RCA
RDL TX-AT1 : Audio isolation Transformer - 600 Ohm, 1:1
RDL TX-AT1 : Audio isolation Transformer - 600 Ohm, 1:1
ProAVmax Price: $99.95

RDL TX-AT1 : Audio isolation Transformer - 600 Ohm, 1:1
RDL TX-AT1S : Audio Isolation Transformer with Suppression - 600 Ohm, 1:1
RDL TX-AT1S : Audio Isolation Transformer with Suppression - 600 Ohm, 1:1
ProAVmax Price: $110.02

RDL TX-AT1S : Audio Isolation Transformer with Suppression - 600 Ohm, 1:1
RDL TX-J2 : Unbalanced Input Transformer - Unbalanced Stereo to Balanced Mono
RDL TX-J2 : Unbalanced Input Transformer - Unbalanced Stereo to Balanced Mono
ProAVmax Price: $63.47

RDL TX-J2 : Unbalanced Input Transformer - Unbalanced Stereo to Summed Balanced Mono Out
RDL TX-LC2 : Unbalanced to Balanced Line Combiner
RDL TX-LC2 : Unbalanced to Balanced Line Combiner
ProAVmax Price: $107.90

The RDL TX-LC2 is the ideal choice in installations requiring the active, isolated mixing of two unbalanced line-level audio sources to feed a balanced (or unbalanced) audio line.
RDL TX-LM2 : Line Level to Microphone Level Transformer
RDL TX-LM2 : Line Level to Microphone Level Transformer
ProAVmax Price: $39.88

RDL TX-LM2 : Line Level to Microphone Level Transformer
RDL TX-MX2R : Audio Mixer / Distribution Amplifier
RDL TX-MX2R : Audio Mixer / Distribution Amplifier
ProAVmax Price: $89.93

The RDL TX-MX2R is the ideal choice in installations requiring the active, isolated mixing of two unbalanced line-level audio sources to feed either one or two unbalanced destinations.
RDL TX-PA40D : 40 Watt Stereo Audio Power Amplifier with Power Supply
RDL TX-PA40D : 40 Watt Stereo Audio Power Amplifier with Power Supply
ProAVmax Price: $250.96

RDL TX-PA40D : 40 Watt Stereo Audio Power Amplifier with Power Supply
RDL TX-PCR1 Paging Controlled Relay
RDL TX-PCR1 Paging Controlled Relay
ProAVmax Price: $150.82

The RDL TX-PCR1 is the ideal choice in many applications where switching needs to be controlled from a constant-voltage amplified audio source.
RDL TX-PSD1 Paging Sound Detector
RDL TX-PSD1 Paging Sound Detector
ProAVmax Price: $103.66

The RDL TX-PSD1 module is used to control RDL modules or other equipment with ground activated control inputs that permit a 24 V pull-up and provides an open-collector SLAVE output to control other modules or equipment when a paging signal is detected.
RDL WH1 : Warthog™ 19
RDL WH1 : Warthog™ 19" Power Supply Adapter - Surface Mount
ProAVmax Price: $54.32

RDL WH1 : Warthog™ 19" Power Supply Adapter - Surface Mount
RDL WH2 : Warthog™ 19
RDL WH2 : Warthog™ 19" Power Supply Adapter - Rackmount
ProAVmax Price: $54.32

RDL WH2 : Warthog™ 19" Power Supply Adapter - Rackmount
   
 
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