MCM Electronics

RDL Voice Activated RelayMCM Part #: 555-ST-VOX1  |  Radio Design Labs Part #: ST-VOX1

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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.

Product Description

  • 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

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    Package Specifications & Dimensions
    Weight:0.24 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
    Catalog Pages
    Catalog/Page:

    MCM Cat 57, Page 150

    MCM Cat 56, Page 165

    PDF Reference
    Datasheet

    Requires Adobe Acrobat Reader.

    Mfr. Info

    Radio Design Labs Logo
    Mfr. Name:Radio Design Labs
    Mfr. Part Number:ST-VOX1