It's modular and the box says it's for the 7600 radios.
At 06:17 AM 11/16/06, you wrote:
>Mike Morris WA6ILQ wrote:
> > I'm looking for a schematic for a EF Johnson DTMF
> > microphone, model number 589-7600-022.
> >
> > Also, does anybody know what radio they are used on?
> > And the pinout of that radio's microphone jack?
> >
> > Mike WA6ILQ
>
>Which connector does it have, Mike? Is it the modular, or a 5-pin round
>DIN connector? The 5-pin is for older radios, PPL, SDL, various
>Fleetcom's, and so on, that had a non-amplified 600 ohm dynamic.The
>modular is for the newer Challenger (and newer) that use a pre-amped
>mic, similar to Motorola and newer GE.
>I think there may be some variation in the modulars, with both a 6-pin
>and an 8-pin, but I think the 6-pin will work on the 8-pin radios OK.
>
>--
>Jim Barbour
>WD8CHL
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>Yahoo! Groups Links
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