Bing ads convertion tracker

Eliminate impedance incompatibility between pieces of equipment, convert unbalanced audio to balanced (and vice versa), send multiple signals to a single destination and connect everything in your studio with our wide selection of interfaces and routers.


Studio Interconnect - Adapters, cable kits, guest panels, hubs and more.
Switchers and Routers - Get your signals just where you want them with this assortment of gear.
Switcher and Router Accessories - Automation interfaces, rack mounts and more.
Matching Amplifiers - Match signals effortlessly with these units.
Matching Amplifier Accessories - Converters, combiners, line level shifters and more.
Hum Reduction - Eliminate that annoying humming and buzzing.
Satellite - Connection converters for satellite receivers.
Routers - Dependable signal switching/routing.
Isolation Transformers - Top-notch electrical isolation to get rid of signal interference.

1 - 25 of 53 Items


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 [...]

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$55.30

$39.42

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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) • [...]

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$33.64

$23.97

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RDL STA-1
Interface Amplifier

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 [...]

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$219.56

$156.50

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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 [...]

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$705.34

$502.74

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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 [...]

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$82.39

$58.72

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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 [...]

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$160.53

$114.42

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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. [...]

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$210.32

$173.17

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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 [...]

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$89.32

$63.66

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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 [...]

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$82.88

$59.08

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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 [...]

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$226.73

$161.61

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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 [...]

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$260.10

$185.39

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RDL FP-UBC6
Converter, Unbalanced to Balanced, 6 Channel

The FP-UBC6 is the ideal choice for multiple channel connectorized conversion from unbalanced to balanced audio. This module features six identical channels, making it ideally suited to converting [...]

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$559.42

$398.74

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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 [...]

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$973.85

$694.13

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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 [...]

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$201.41

$143.55

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RDL FP-ALC1
Automatic Level Control Mono +4 Balanced

The FP-ALC1 is the ideal choice in many applications where consistent mono audio levels are needed from professional sources with varying audio output levels. Power connections are made using either [...]

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$329.50

$234.86

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RDL FP-UBC2
Converter, Unbalanced to Balanced, 2 Channel

The FP-UBC2 is the ideal choice for connectorized conversion from unbalanced to balanced audio. This module features two identical channels. Gold-plated phono jacks are utilized for each unbalanced [...]

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$260.88

$185.95

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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 [...]

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$920.12

$655.83

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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 [...]

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$940.17

$670.12

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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 [...]

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$727.52

$518.55

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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 [...]

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$82.14

$58.55

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RDL DD-BN22
Bi-Directional Mic/Line Dante Interface 2 x 2 w/PoE -White

The DD-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 [...]

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$812.56

$579.17

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RDL DD-BN2M
Bi-Directional Mic/Line Dante Interface 2 x 2 w/PoE  - White

The DD-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. [...]

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$756.68

$539.34

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RDL DD-BN2ML
Bi-Directional Mic/Line Dante Interface 2 x 2 w/PoE - White

The DD-BN2ML is a complete wall-mounted Dante audio network interface. It features one XLR mic or line input and one mono-summed Mini-jack line input on the front panels, plus two line outputs on a [...]

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$719.88

$513.11

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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, [...]

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$845.58

$602.70

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RDL DD-BN40
Bi-Directional Mic/Line Dante Interface 4 x 2 w/PoE - White

The DD-BN40 is a complete wall-mounted Dante audio network interface. It features four XLR mic or line inputs on the front panels and two line outputs on a rear-panel detachable terminal block. [...]

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$870.05

$620.14

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