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Radio Design Labs

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hum killer unbal isolation
Radio Design Labs
RDL AV-HK1 HUM KILLER Stereo Audio Isolation Transformer with Dual RCA Inputs and Outputs
AV-HK1|RL-AVHK1
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rdl st-pa6 audio amplifier
Radio Design Labs
RDL ST-PA6 W Mono Audio Amplifier
ST-PA6|RL-STPA6
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rdl tx-lm2 microphone transformer
Radio Design Labs
RDL TX-LM2 Line Level to Microphone Level Transformer
TX-LM2|RL-TXLM2
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rdl telephone system coupler
Radio Design Labs
RDL ST-TC1 Telephone System Coupler CO Line Simulator
ST-TC1|RL-STTC1
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image of rl-dtpr2a
Radio Design Labs
RDL D-TPR2A Active Two-Pair Receiver, Twisted Pair Format-A, Stereo RCA Jack Outputs, White
D-TPR2A|RL-DTPR2A
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rdl flat-pak fp-pa35a amplifier - 35 w rms - 1 channel;rdl fp-pa35a 35w audio power amplifier;rdl fp-pa35a 35w audio power amplifier;rdl fp-pa35a 35w audio power amplifier;rdl fp-pa35a 35w audio power amplifier
Radio Design Labs
RDL FP-PA35A 25V/70V/100V Audio Power Amplifier with Power Supply, 35W
FP-PA35A|RL-FPPA35A
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rdl fp-rra mounting adapter for modular device
Radio Design Labs
RDL FP-RRA Mounting Adapter for Modular Device
FP-RRA|RL-FPRRA
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rdl stick-on st-acr1 control relay
Radio Design Labs
RDL ST-ACR1 Line-Level Audio Controlled Relay, 0.5 to Seconds Delay
ST-ACR1|RL-STACR1
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rdl d-tpr1a faceplate module
Radio Design Labs
RDL D-TPR1A Active Single-Pair Receiver, Twisted Pair Format-A, XLR Microphone/Line Output
D-TPR1A|RL-DTPR1A
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rdl rack-up filler panel;rdl rack-up filler panel
Radio Design Labs
RDL RU-FP1R RACK-UP Series Filler Panel, Steel
RU-FP1R|RL-RUFP1R
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format-a twisted pr remote controlled mixer
Radio Design Labs
RDL FP-TPX3A Format-A Twisted Pr Remote Controlled Mixer
FP-TPX3A|RL-FPTPX3A
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rdl flat-pak fp-ch8 chime generator
Radio Design Labs
RDL FP-CH8 Chime Generator
FP-CH8|RL-FPCH8
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rdl ps-24v3a 24 vdc switching power supply, north american cord, 3 a, dc plug
Radio Design Labs
RDL PS-24V3A 24 Vdc Switching Power Supply, North American Cord, 3A, dc Plug
PS-24V3A|RL-PS24V3A
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rdl ru-vca2a digitally controlled attenuators
Radio Design Labs
RDL RU-VCA2A Digitally Controlled Channel Audio Attenuator
RU-VCA2A|RL-RUVCA2A
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active two-pair sender-twisted pair format-a - x
Radio Design Labs
RDL D-TPSL2A Active Two-Pair Sender-Twisted Pair Format-A X
D-TPSL2A|RL-DTPSL2A
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rdl ds-j3 mic/line input assembly-xlr,rca, stainless
Radio Design Labs
RDL DS-J3 Mic/Line Input Assembly
DS-J3|RL-DSJ3
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rdl d-j3 mic/line input assembly
Radio Design Labs
RDL D-J3 Mic/Line Input Assembly-XLR, RCA, Terminal Block
D-J3|RL-DJ3
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rdl fp-pa20a 20w mono audio amplifier, 70v or 100v
Radio Design Labs
RDL FP-PA20A 70V/100V Mono Audio Amplifier, 20W
FP-PA20A|RL-FPPA20A
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hum killer unbal isolation
AV-HK1RL-AVHK1
Radio Design Labs
RDL AV-HK1 HUM KILLER Stereo Audio Isolation Transformer with Dual RCA Inputs and Outputs
AV-HK1|RL-AVHK1

Key Features

  • Ground Isolation in Unbalanced Line
  • Ground-Loop Elimination
  • Unbalanced Stereo Galvanic Isolation
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rdl st-pa6 audio amplifier
ST-PA6RL-STPA6
Radio Design Labs
RDL ST-PA6 W Mono Audio Amplifier
ST-PA6|RL-STPA6

Key Features

  • 6W RMS Audio Power Alifier
  • Output for 8 Omhs Speaker
  • Built-In 2-Input Mixer
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rdl tx-lm2 microphone transformer
TX-LM2RL-TXLM2
Radio Design Labs
RDL TX-LM2 Line Level to Microphone Level Transformer
TX-LM2|RL-TXLM2

Key Features

  • Matches balanced 600 phone (or other line) into mic or line input
  • Dual outputs, unbalanced line-level and balanced mic-level
  • Frequency response: 20Hz to 20 kHz (+/- 0.5 dB)
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rdl telephone system coupler
ST-TC1RL-STTC1
Radio Design Labs
RDL ST-TC1 Telephone System Coupler CO Line Simulator
ST-TC1|RL-STTC1

Key Features

  • Simulate a Telco CO Line
  • Connect to local telephone switch or instrument
  • Add Radio Control or Paging to KSU
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image of rl-dtpr2a
D-TPR2ARL-DTPR2A
Radio Design Labs
RDL D-TPR2A Active Two-Pair Receiver, Twisted Pair Format-A, Stereo RCA Jack Outputs, White
D-TPR2A|RL-DTPR2A

Key Features

  • Two Unbalanced -10 dBV Phono Jack Audio Outputs
  • L (Le') Output From Pair B; R (Right) From Pair C
  • Signal and Power Pair Pass-Through on RJ45s
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rdl flat-pak fp-pa35a amplifier - 35 w rms - 1 channel;rdl fp-pa35a 35w audio power amplifier;rdl fp-pa35a 35w audio power amplifier;rdl fp-pa35a 35w audio power amplifier;rdl fp-pa35a 35w audio power amplifier
FP-PA35ARL-FPPA35A
Radio Design Labs
RDL FP-PA35A 25V/70V/100V Audio Power Amplifier with Power Supply, 35W
FP-PA35A|RL-FPPA35A

Key Features

  • 35W RMS Constant Voltage Alifier
  • 25V, 70V or 100V Output
  • Plenum Rated per UL 2043 Standard
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rdl fp-rra mounting adapter for modular device
FP-RRARL-FPRRA
Radio Design Labs
RDL FP-RRA Mounting Adapter for Modular Device
FP-RRA|RL-FPRRA

Key Features

  • Mounts One or More FLAT-PAK Modules
  • Occupies Two RUs in 19 Rack
  • Exclusive Track System Provides Flexible Module Placement
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rdl stick-on st-acr1 control relay
ST-ACR1RL-STACR1
Radio Design Labs
RDL ST-ACR1 Line-Level Audio Controlled Relay, 0.5 to Seconds Delay
ST-ACR1|RL-STACR1

Key Features

  • Switching Controlled by Audio Signal
  • Sensing of Line-Level Signal
  • DPDT Switching Contacts
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rdl d-tpr1a faceplate module
D-TPR1ARL-DTPR1A
Radio Design Labs
RDL D-TPR1A Active Single-Pair Receiver, Twisted Pair Format-A, XLR Microphone/Line Output
D-TPR1A|RL-DTPR1A

Key Features

  • Balanced Mic or Line Level XLR Output
  • Switch-Selectable Output Level on Rear Panel
  • Switch Selects which Pair (A, B or C) Feeds the Output
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rdl rack-up filler panel;rdl rack-up filler panel
RU-FP1RRL-RUFP1R
Radio Design Labs
RDL RU-FP1R RACK-UP Series Filler Panel, Steel
RU-FP1R|RL-RUFP1R

Key Features

  • Fills Unused Openings in any RDL RACK-UP Series Mounting Adapter
  • Matches the Appearance of RDL RACK-UP Series Products
  • All-Steel Construction
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format-a twisted pr remote controlled mixer
FP-TPX3ARL-FPTPX3A
Radio Design Labs
RDL FP-TPX3A Format-A Twisted Pr Remote Controlled Mixer
FP-TPX3A|RL-FPTPX3A

Key Features

  • 3-Channel Remote-Controlled Audio Mixer
  • VCA Level Control for Each Input Pair
  • Format-A Twisted Pair Inputs
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rdl flat-pak fp-ch8 chime generator
FP-CH8RL-FPCH8
Radio Design Labs
RDL FP-CH8 Chime Generator
FP-CH8|RL-FPCH8

Key Features

  • 8 Individually Selectable Electronic Chimes
  • Selectable Single or Repeated Chime
  • Synthesized Bell Harmonics for Natural Sound
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rdl ps-24v3a 24 vdc switching power supply, north american cord, 3 a, dc plug
PS-24V3ARL-PS24V3A
Radio Design Labs
RDL PS-24V3A 24 Vdc Switching Power Supply, North American Cord, 3A, dc Plug
PS-24V3A|RL-PS24V3A

Key Features

  • 24 V DC Switching Power Supply
  • North American Cord
  • Energy Star Level VI
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rdl ru-vca2a digitally controlled attenuators
RU-VCA2ARL-RUVCA2A
Radio Design Labs
RDL RU-VCA2A Digitally Controlled Channel Audio Attenuator
RU-VCA2A|RL-RUVCA2A

Key Features

  • Local or Remote Audio Level Control
  • Mono or Stereo Attenuation
  • Noiseless Zero-Crossing Adjustment Steps
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active two-pair sender-twisted pair format-a - x
D-TPSL2ARL-DTPSL2A
Radio Design Labs
RDL D-TPSL2A Active Two-Pair Sender-Twisted Pair Format-A X
D-TPSL2A|RL-DTPSL2A

Key Features

  • Balanced Microphone XLR Input with Phantom
  • Switch-Selectable Mic Gain on Rear Panel
  • Two Unbalanced -10 dBV Phono Jack Line Inputs
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rdl ds-j3 mic/line input assembly-xlr,rca, stainless
DS-J3RL-DSJ3
Radio Design Labs
RDL DS-J3 Mic/Line Input Assembly
DS-J3|RL-DSJ3

Key Features

  • Wall Mounted Audio Inputs
  • XLR Microphone Input with Gold Contacts
  • Gold Plated Phono Jack Line Inputs
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rdl d-j3 mic/line input assembly
D-J3RL-DJ3
Radio Design Labs
RDL D-J3 Mic/Line Input Assembly-XLR, RCA, Terminal Block
D-J3|RL-DJ3

Key Features

  • Wall Mounted Audio Inputs
  • XLR Microphone Input with Gold Contacts
  • Gold Plated Phono Jack Line Inputs
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rdl fp-pa20a 20w mono audio amplifier, 70v or 100v
FP-PA20ARL-FPPA20A
Radio Design Labs
RDL FP-PA20A 70V/100V Mono Audio Amplifier, 20W
FP-PA20A|RL-FPPA20A

Key Features

  • 20W RMS Constant Voltage Alifier
  • 70V and 100V Outputs
  • Integral Audio Compressor to Control Clipping
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