Mic Pin Layouts

Here you will find microphone pin layouts, as well as microphone switch wiring layouts for a large selection of microphones and radios.

Go To:
4pin SLR    5pin SLR    6pin SLR    5pin Din

Common Mic Color codes

4 Pin Screw Lock Ring (SLR)

    Keep a record of your mic layout!
Click Here for a printable page with a 4 pin plug and Switch Diagrams.

Cobra, Uniden, Teaberry, President, Tram, Galaxy, Connex, Super Star, Ranger, Northstar, Mirage, Virage, Northpoint and Others

Pin 1 = Ground / Shield

Pin 2 = Modulation

Pin 3 = Transmit (TX)

Pin 4 = Receive (RX)

Midland**, GE, Colt, Pearce Simpson, Robyn, and Others

Pin 1 = Modulation

Pin 2 = Ground / Shield

Pin 3 = Receive (RX)

Pin 4 = Transmit (TX)
**Older midlands mostly, Newer midlands have been known to follow the Cobra/Uniden format.

Midland "Star Max"

Pin 1 =

Pin 2 =

Pin 3 =

Pin 4 =

Currently not available

Pace

Pin 1 = Modulation

Pin 2 = NC

Pin 3 = Ground / Shield

Pin 4 = Transmit (TX)

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5 Pin Screw Lock Ring (SLR)

  Keep a record of your mic layout!
Click Here for a printable page with a 5 pin plug and Switch Diagrams.

Cobra, Uniden, President, and Others

Pin 1 = Modulation
Pin 2 = Shield
Pin 3 = Receive (RX)
Pin 4 = Ground
Pin 5 = Transmit (TX)

HR2510, Lincoln and Emperor

Pin 1 = Modulation
Pin 2 = Shield / Ground
Pin 3 = Transmit (TX)
Pin 4 = Ch up*
Pin 5 = Ch Down*
*Click Here for more info on Ch wiring.

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6 pin Screw Lock Ring (SLR)

  Keep a record of your mic layout!
Click Here for a printable page with a 6 pin plug and Switch Diagrams.

Ranger

Pin 1 = Shield / Ground
Pin 2 = Modulation
Pin 3 = Transmit (TX)
Pin 4 = Receive (RX) *not needed on all models*
Pin 5 = Ch Up*
Pin 6 = Ch Down*
*Click Here for more info on Ch wiring.

 President George, Magnum

Pin 1 = Modulation
Pin 2 = Receive (RX)
Pin 3 = Transmit (TX)
Pin 4 = Ch Up & Down*
Pin 5 = Shield / Ground
Pin 6 = +13.8volts
*Click Here for more info on Ch wiring.

Radio Shack

Pin 1 = Modulation
Pin 2 = Receive (RX)
Pin 3 = Transmit (TX)
Pin 4 = Ch Up & Down*
Pin 5 = Shield / Ground
Pin 6 = NC
*Click Here for more info on Ch wiring.

Midland

Pin 1 = Shield / Ground
Pin 2 = Receive (RX)
Pin 3 = Transmit (TX)
Pin 4 = NC
Pin 5 = Modulation
Pin 6 = NC

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5 Pin Din

Keep a record of your mic layout!
Click Here for a printable page with a 5 pin Din plug and Switch Diagrams.

Cobra, Uniden, President, and Others

Pin 1 = Modulation
Pin 2 = Transmit (TX)
Pin 3 = Shield
Pin 4 = Ground
Pin 5 = Receive
**Sometimes pin 3 & 4 need to be hooked together

Realistic, GE, Radio Shack, Sears

Pin 1 = Shield / Ground
Pin 2 = NC
Pin 3 = Transmit (TX)
Pin 4 = Modulation
Pin 5 = Receive (RX)

Colt

Pin 1 = Modulation
Pin 2 = Shield / Ground
Pin 3 = Transmit (TX)
Pin 4 = NC
Pin 5 = Receive (RX)

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Common Mic Color codes

Astatic

White = Modulation

Shield = Ground (for modulation)

Black = Receive (RX)

Red = Transmit (TX

Blue = Ground (for RX & TX)

Yellow = Not Used

Road King

White = Modulation

Shield = Ground (for modulation)

Black = Receive (RX)

Blue = Transmit (TX

Red = Ground (for RX & TX)

Yellow = Not Used

Cobra stock mic

**NOTE
Not all stock mics share the same cord or colors for that matter. Listed below is the most common, if this configuration does not work consult the Connections section on the Mic Wiring page.

White = Modulation

Shield = Ground

Black = Receive (RX)

Red = Transmit (TX)

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