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Products, Interfaces and Routers, RDL, Preamps, Duplicators, Turntables, Broadcast

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RDL ST-VOX1
Audio Control, Vox Relay

The ST-VOX1 is an Audio Controlled Relay in the STICK-ON® series. When used in intercom or talkback applications, the ST-VOX1 may be triggered directly from an unbalanced microphone. In many such installations the microphone or other audio source must be preamplified, making the ST-VOX1 an…

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$161.04

$114.78

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RDL STD-150
Divider / Combiner

Each STD module is a resistive branching network with RF filtering on each of the four channels. Any channel, A through D, may be either an input or an output. This permits combining stereo signals into mono inputs, splitting mono signals to multiple inputs, and even combining microphones with…

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$86.33

$61.54

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RDL FP-BUC2
Balanced to Unbalanced Converter

The FP-BUC2 is the ideal choice for connectorized conversion from balanced to unbalanced audio. This module features two identical active (transformerless) channels. Gold contact XLR jacks are utilized for the balanced input channels. Each output is unbalanced, connected through a gold-plated phono…

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$273.37

$194.84

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RDL TX-1A
Line Transformer

The TX1A provides transformer isolation between balanced line and unbalanced input, and sports a level trim pot that adjusts output 4 to 24 dB below input level. Input may be 10 k ohms bridging or 600 ohms terminated. It boasts a frequency response of 20 Hz to 20 kHz (+/- 0.5 dB) and < 0.05% (1…

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$58.12

$41.43

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RDL TX-J2
Unbalanced Input Transformer

The RDL TXJ2 is an unbalanced-to-balanced transformer with two unbalanced RCA inputs and one balanced screw terminal output.Features: • Mix two unbalanced audio signals to mono balanced • Combine stereo into mono with balanced output • Unbalanced to balanced conversion without gain…

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$91.41

$65.14

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RDL STP-1
Dual Attenuator

The STP-1 is a pair of convenient attenuator pads that can be located at the precise location that attenuation is needed. The low-cost STP-1 eliminates the costly labor of figuring and assembling fixed pads. Multi-turn trimmers in the STP-1 permit precise adjustment of levels without the need to…

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$93.87

$66.91

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RDL SF-NH1
Network to Stereo Headphone Amplifier - Dante

The SF-NH1 is a headphone amplifier that converts two Dante network audio channels to a stereo headphone output with front-panel level adjustment. The output connects through a stereo 3.5 mm Mini-jack. Each channel provides 100 mW into 100 ohms for a network digital audio level of 0 dBFS. Special…

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$568.85

$405.46

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RDL ST-RX2
Audio Routing Switcher

The ST-RX2 has a single line-level audio input and two line-level audio outputs. In the absence of a control input, the NORMAL module output is fed from the audio input. When the TRIG control terminal is connected to ground, the input audio is fed to the SELECT output and the NORMAL output is…

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$163.17

$116.30

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RDL DDB-BN22
Bi-Directional Mic/Line Dante Interface 2 x 2 w/PoE - Black

The DDB-BN22 is a complete wall-mounted Dante audio network interface. It features two XLR mic or line inputs and two XLR mic or line outputs on the front panels. Special software is not required to configure the DDB-BN22. Each XLR input provides three switches that may be set from the front of the…

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$854.00

$608.70

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RDL DDB-BN2M
Bi-Directional Mic/Line Dante Interface 2 x 2 w/PoE - Black

The DDB-BN2M is a complete wall-mounted Dante audio network interface. It features two XLR mic or line inputs on the front panels, plus two line outputs on a rear-panel detachable terminal block. Special software is not required to configure the DDB-BN2M. Each XLR input provides three switches that…

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$795.27

$566.84

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RDL ST-GSP1
Gated Speech Preamplifier

The ST-GSP1 is a gated speech preamplifier designed to be used in a variety of situations where it is desired to produce an automatically switched line-level signal from a microphone. This module may be used in conjunction with other RDL modules to configure automatic mixing systems or may be used…

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$202.11

$144.05

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RDL SF-UCB2
Under Counter Bracket Pair for SysFlex Products

Under counter bracket pair for SysFlex products.Main Features:• Brackets Fasten to SysFlex Case for Easy Alignment • SysFlex Product Secures Quickly Using Four Screws • Brackets Fasten to Underside of Counter or Shelf

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$25.32

$18.04

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RDL ST-VP1
Voice Over Module

The ST-VP1 is intended for voice-over paging with user adjusted and controlled FADE or CUT between two input sources. This unit is also perfect for voice-overs where precise and consistent fade levels are required. Automatic operation can be achieved when used in conjuction with RDL´s® ST-ACR…

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$211.68

$150.88

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RDL STA-1PKG
STA1 Level Matching Amp w/ PS24AS

This package includes the STA-1 and the PS-24AS Switching Power Supply. The STA-1 is a dual-channel line-level preamplifier with bridging inputs, adjustable gain or loss, and low-impedance outputs. Each of the two identical circuits is both an electronic line transformer and a line amplifier. Hook…

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$210.32

$173.17

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RDL HR-ADC1
Analog to Digital Converter

The HR-ADC1 is a broadcast quality A/D converter that provides exceptional audio accuracy and clarity with any audio source or style. Superior analog performance fine tuned through audiophile listening practices produces very low distortion (0.0006%), exceedingly low noise (-135 dB) and remarkably…

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$967.04

$689.28

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RDL STD-10K
Divider / Combiner

Each STD module is a resistive branching network with RF filtering on each of the four channels. Any channel, A through D, may be either an input or an output. This permits combining stereo signals into mono inputs, splitting mono signals to multiple inputs, and even combining microphones with…

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$87.11

$62.09

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RDL ST-PH1
Stereo Phono Preamp

The ST-PH1 is a stereophonic phono preamplifier. Each of the two channel circuits is identical. The ST-PH1 has standard 47 kΩ impedance unbalanced phono cartridge inputs. Equalization follows the RIAA curve. Each output is capable of driving balanced or unbalanced, high or low impedance loads.…

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$210.85

$150.29

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RDL HR-DDA4
Digital Audio Distributor

The Radio Design Labs HR-DDA4 is the ideal choice in installations requiring high quality distribution of a digital audio signal. The input and each of the four outputs support AES/EBU, S/PDIF or AES-3ID formats. The HR-DDA4 automatically detects a valid input on any of the four input jacks: S/PDIF…

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$988.12

$704.29

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RDL STD-600
600 OHM Divider / Combiner

Each STD module is a resistive branching network with RF filtering on each of the four channels. Any channel, A through D, may be either an input or an output. This permits combining stereo signals into mono inputs, splitting mono signals to multiple inputs, and even combining microphones with…

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$86.59

$61.71

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RDL ST-UBA2
Interface Amplifier, Unbalanced to Balanced

The Radio Design Labs STU-BA2 two-channel interface amplifier is used in any application requiring conversion from unbalanced consumer format signals to professional +4 dBu. It may be used to balance audio from CD players, cassette decks, computer sound cards, televisions, and a wide variety of…

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$238.30

$169.86

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RDL HR-DSX4
Digital Audio Selector

The RDL HR-DSX4 is the ideal choice in installations requiring high quality source selection between digital audio signals, offering solid-state switching to select one of four inputs. Each input may be fed through one of three jacks: S/PDIF optical, S/PDIF (or AES-3ID) coaxial or AES/EBU. The…

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$1,023.52

$729.53

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RDL SF-DN4
Digital Audio to Network Interface - Dante

The SF-DN4 is a digital audio interface that converts two stereo digital audio sources to four Dante network audio channels. The SF-DN4 automatically detects a valid input on any of the three input jacks: S/PDIF optical, S/PDIF coaxial, or AES/EBU XLR. The input is decoded, re-clocked and…

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$766.31

$546.20

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RDL SF-NL2
Network to Audio Interface - Dante

The SF-NL2 is a line-level interface that converts two Dante network audio channels to two balanced audio outputs on XLR connectors. Each channel provides +4 dBu balanced for a network digital audio level of -20 dBFS. Each output is equipped with a selector to set the output to line level or…

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$435.49

$310.39

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RDL HR-UDC1
Universal Digital Audio Converter

The RDL HR-UDC1 is the ideal choice in installations where digital audio signals must be converted between consumer and professional formats. The input and output support AES/EBU, S/PDIF and AES-3ID formats. The HR-UDC1 automatically detects a valid input on any of the four input jacks: S/PDIF…

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$764.62

$545.00

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RDL FP-CH8
Chime Module

The 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. Certain chimes are single tones and some are a sequence. Each of the 8 chimes is triggered by an…

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$360.49

$256.95

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