MCM Electronics

RDL Voice Activated Relay By Radio Design Labs (ST-VOX1) MCM Part #555-ST-VOX1

0 stars No reviews yet
$99.99 
& FREE Shipping

Versatile module accepts unbalanced line or mic level signal and provides switched DPDT contacts. An open collector output is also provided for slave units. Applications include converting PTT (push to talk) function to hands free, automatic muting and audio signal sensing for auto-power-on function. Sensitivity and release delay are adjusted via individual 25 turn potentiometers.

Specifications Top

  • Mic input: 5K
  • Line input: 500K
  • Activation response: 5ms
  • Release delay: 70~26antone) 150-Line (Pantone) CAT47 Normal0ms
  • Relay contacts: DPDT, 2A
  • Power requirement: 24~33VDC, 30mA ground referenced
    Part Numbers
    MCM Part #:555-ST-VOX1
    Radio Design Labs Part #:ST-VOX1
    Package Specifications & Dimensions
    Weight:0.25 lbs.
    Hazardous:No
    Warranty:365 days
    Need to Return?
    Length:4.25 in.
    Width:2.25 in.
    Height:2.25 in.
    Shipping Information
    Extra Shipping Charge:No
    Drop Ship:No
  • Product Reviews Top

    Product Downloads Top

    PDF Reference

    Requires Adobe Acrobat Reader

    Associated Products

    Image of RDL Power Supply - 500mA

    555-PS-24A - RDL Power Supply - 500mA

    Designed specifically for use with all RDL modules. All models are single ended, 24VDC output. Output current: 500mA

    In Stock

    $22.99

    Buy Now
    Image of RDL Power Supply - 1A

    555-PS-24K - RDL Power Supply - 1A

    Designed specifically for use with all RDL modules. All models are single ended, 24VDC output. Output current: 1A

    In Stock

    $28.99

    Buy Now

    Others Also Bought

    Image of RDL Power Supply - 500mA

    555-PS-24A - RDL Power Supply - 500mA

    Designed specifically for use with all RDL modules. All models are single ended, 24VDC output. Output current: 500mA

    In Stock

    $22.99

    Buy Now
    Image of RDL 100/70/25V Line Input Interface

    555-TX-70A - RDL 100/70/25V Line Input Interface

    Matches a 100V, 70V or 25V speaker line to any unbalanced line level audio input Perfect when adding powered subwoofers to existing 70V distributed systems. Trimpot adjusts output level for various input vollput voline (Pantone) 150-Line (Pantone) utages/power lev...

    In Stock

    $39.99

    Buy Now
    Image of 50dB Gain Microphone Preamplifier

    555-18812 - 50dB Gain Microphone Preamplifier

    50 dB Gain 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 cir...

    In Stock

    $99.99

    Buy Now