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Products, Interfaces and Routers, Codecs and Telephone, Broadcast, RDL, ART, Turntables

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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 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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ART USBPHONOPLUSPS
Phono - Line Preamp w/USB

The USB Phono Plus is the ideal solution for transferring any highly prized vinyl collection to your computer or laptop. It is also the ideal high performance audio interface between analog and digital sources. Built in low-noise RIAA phono pre-amp circuit with low cut filters (to remove rumble and…

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$125.99

$99.99

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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 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-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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ART CLEANBOXPRO
2 Channel Stereo Converter

The ART CLEANBoxPro dual channel level converter provides two channels of unbalanced to balanced level conversion and two channels of balanced to unbalanced level conversion in a rugged, compact, and portable unit. It offers stereo level controls to optimize signal levels, and features XLR…

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$99.99

$79.99

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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-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 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 STA-1M
Audio Line Amp

The STA-1M allows bridging any audio line, adjusting the gain, and driving a balanced or unbalanced line. The circuit design allows the input to accept either balanced or unbalanced signals, of either high or low impedance. This is an instrumentation type input stage which will amplify the…

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$168.71

$120.25

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ART DEEJAYPRE2
Phono - Line Preamp (DJPre-2)

The DJ PRE II (formerly named the "Phono MicroPRE") acts as an interface between your turntable and your audio recording / playback system. The analog input capacitance can be switched between 100pF and 200pF to optimize your phono cartridge response. A switchable low cut filter removes turntable…

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$79.99

$65.99

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RDL ST-TC1
Telephone System Coupler

The ST-TC1 is intended to be connected to an on-site telephone system switching unit KSU. It is NOT intended to be connected directly to a telephone CO line. Connections from the ST-TC1 go into the telephone switching unit as if the ST-TC1 was an incoming phone line.When the KSU seizes the line to…

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$160.09

$114.11

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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 HR-DAC1
D to A Converter - 24 Bit / 192 kHz

The HR-DAC1 is the ideal choice in installations requiring high quality analog audio from an AES/EBU, AES-3ID or S/PDIF digital audio source. The HR-DAC1 automatically detects a valid input on any of the four input jacks: S/PDIF optical, S/PDIF coaxial, AES-3ID or AES/EBU. The AES/EBU input is 110…

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$741.31

$528.38

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RDL SF-UN1
USB to Network Interface - Dante

The SF-UN1 is a digital audio interface that converts a USB stereo digital audio source to two Dante network audio channels. The SF-UN1 automatically detects a valid USB input. The input is decoded, re-clocked and transmitted to the Dante network. The module provides automatic sample rate…

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$634.24

$452.07

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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 DD-BN31
Bi-Directional Mic/Line Dante Interface 4 x 4 w/PoE - White

The DD-BN31 is a complete wall-mounted Dante audio network interface. It features two XLR mic or line inputs, one stereo Mini-jack line input and one stereo Mini-jack line output on the front panels, plus two line outputs on a rear-panel detachable terminal block. Special software is not required…

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$888.71

$633.43

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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-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 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 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 PS24AS
24 VDC Switching Power Supply, North American AC Plug, 500 mA, dc Plug

The RDL PS-24AS is a 24 Vdc switching power supply with a North American AC plug.RDL PS-24AS Specifications: • Input: 100 to 240 VAC • Output: 24 Vdc, 500 mA (UL, CSA) • Dimensions: 1.65 in. (4.2 cm) x 2.75 in. (7 cm) x 1.45 in. (3.7 cm), nominal • Efficiency: ENERGY STAR Level IV

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$33.64

$23.97

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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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