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Radio Design Labs (RDL)

Our Expert-Guided Process

Choose Your System

Choose Your System

Start with the system that fits your application.

We Customize It

We Customize It

Our Sales Engineers fine-tune it for your needs and budget.

Install with Confidence

Install with Confidence

Professionally designed. Ready to perform.

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  • RDL PS-24AS 24 VDC Switching Power Supply

    RDL PS-24AS 24 VDC Switching Power Supply

    The PS-24AS is a 24 VDC switching power supply, North American AC plug, 500 mA, dc Plug.
    MSRP: $46.77
    $35.07

    Usually arrives in 5-9 business days.

  • RDL PS-24KX 24 VDC Switching Power Supply

    RDL PS-24KX 24 VDC Switching Power Supply

    The RDL Model PS-24KX is a 24 VDC Switching Power Supply, Interchangeable AC Plug, 1 A, dc Plug for FP-PA amplifiers.
    MSRP: $60.50
    $45.38

    Usually arrives in 5-9 business days.

  • RDL PS-24KS 24 VDC Switching Power Supply

    RDL PS-24KS 24 VDC Switching Power Supply

    The PS-24KS is a 24 Vdc Switching Power Supply, North American AC Plug, 1 A, dc Plug.
    MSRP: $60.50
    $45.38

    Usually arrives in 5-9 business days.

  • RDL D-J3 Mic/Line Input Panel Assembly

    RDL D-J3 Mic/Line Input Panel Assembly

    RDL D-J3 Mic/Line Input Panel Assembly The D SERIES-J3 is a complete audio input panel assembly. The front panel features a female XLR jack and two phono jacks. The XLR is connected directly to the rear-panel barrier block. The phono jacks are intended...
    MSRP: $97.04
    $72.78

    Usually arrives in 5-9 business days.

  • RDL STM-1 Stick-On Series Microphone Preamplifier

    RDL STM-1 Stick-On Series Microphone Preamplifier

    The STM-1 is a low-cost quality microphone preamplifier designed for use in commercial sound and broadcast applications. The compact size makes it ideal where a larger or heavier preamp cannot be used. The high-performance circuit provides a fixed 50 dB...
    MSRP: $205.95
    $154.46

    Usually arrives in 5-9 business days.

  • RDL ST-RX2 1x2 Audio Routing Switcher

    RDL ST-RX2 1x2 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...
    MSRP: $205.83
    $154.37

    Usually arrives in 5-9 business days.

  • RDL ST-GCA3 Gain Control Line Level Amplifier

    RDL ST-GCA3 Gain Control Line Level Amplifier

    RDL ST-GCA3 Gain Control Amplifier - Line Level The ST-GCA3 constantly adjusts for changes in input levels, bringing up low levels, and reducing gain for high levels. The audio level is constantly adjusted to maintain the correct output. The AGC...
    MSRP: $248.41
    $186.31

    Usually arrives in 5-9 business days.

  • RDL ST-NG1 White and Pink Noise Generator

    RDL ST-NG1 White and Pink Noise Generator

    The ST‑NG1 is the ideal choice where random white or pink noise is needed. It is suitable either as a reference noise source for audio measurements or as a masking noise source in engineered sound or counter‑intelligence applications...
    MSRP: $254.95
    $191.22

    Usually arrives in 5-9 business days.

  • RDL D-RC3M Remote Audio Mixing Control with Muting

    RDL D-RC3M Remote Audio Mixing Control with Muting

    The D-RC type remote audio mixing controls provide user-accessible volume knobs for two or three sources. Each control is available with level controls only, or with level controls plus a muting button for each channel. They function exactly as a mixer...
    MSRP: $283.01
    $212.25

    Usually arrives in 5-9 business days.

  • RDL DS-TPS3A Active Three Pair Sender

    RDL DS-TPS3A Active Three Pair Sender

    The D SERIES-TPS3A modules are three-pair audio sending modules compatible with RDL Format-A twisted pair products. These modules are designed to be mounted in wall boxes, cabinets or other enclosures that allow users to connect audio sources. The...
    MSRP: $315.61
    $236.71

    Usually arrives in 5-9 business days.

  • RDL FP-PA35A 35W Mono Audio Amplifier with Power Supply

    RDL FP-PA35A 35W Mono Audio Amplifier with Power Supply

    The FP-PA35A is the ideal choice in many applications where multiple 25V, 70V or 100V speakers in a zone need to be powered from a single audio power amplifier.The FP-PA35A features a balanced line level input that may be connected unbalanced. A front...
    MSRP: $425.45
    $319.09

    Usually arrives in 5-9 business days.

  • RDL EZ-ADA4X Stereo Audio Distribution Amplifier

    RDL EZ-ADA4X Stereo Audio Distribution Amplifier

    The EZ-ADA4X is a stereo audio distribution amplifier with gain adjustment and audio level metering. The input is connected through RCA jacks or a MINI jack. A front-panel knob adjusts for high or low input levels using the left and right channel LED VU...
    MSRP: $265.06
    $198.80

    Usually arrives in 5-9 business days.

  • RDL EZ-SX4X Stereo Audio Input Switcher

    RDL EZ-SX4X Stereo Audio Input Switcher

    The EZ-SX4X is a stereo audio source selector with an output volume control that adjusts the line-level output. This unit is ideal as a four input source selector feeding an associated audio amplifier. The user can conveniently select an audio source...
    MSRP: $298.55
    $223.91

    Usually arrives in 5-9 business days.

  • RDL EZ-SX4 Stereo Audio Input Switcher

    RDL EZ-SX4 Stereo Audio Input Switcher

    The EZ-SX4 is a stereo audio source selector with an output volume control that adjusts the line level output. This unit is ideal as a four input source selector feeding an associated audio amplifier. The user can conveniently select an audio source and...
    MSRP: $298.55
    $223.91

    Usually arrives in 5-9 business days.

  • RDL EZ-AFC2X Stereo Audio Format Converter

    RDL EZ-AFC2X Stereo Audio Format Converter

    The EZ-AFC2X is a stereo bi-directional audio format converter with level controls. Conversion is provided between balanced rear-panel XLR jacks and unbalanced front-panel RCA jacks. LED VU metering is provided for all audio channels facilitating...
    MSRP: $378.48
    $283.86

    Usually arrives in 5-9 business days.

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