I will say this ... this one Stereo / Trucker shop and a source for older
out of catalouge R/S stuff but he rather sell the stereos & Illeagle gear ,
he does not like talking to me when I said I have a Ham license. tells you
how many times he figgures the FCC was next in line :-)
M. H.
----- Original Message -----
From: "Mike Morris WA6ILQ" <[EMAIL PROTECTED]>
To: <Repeater-Builder@yahoogroups.com>
Sent: Thursday, December 30, 2004 9:18 PM
Subject: Re: [Repeater-Builder] Re: Speaker Level Mixing
>
> Go over to your local car stereo shop - the place where they
> sell those 500w amps and build the latest and greatest
> boogie buggys or thump trucks - and get a pair of speaker
> isolator transformers. They may not call them that, but
> picture a 8 ohm in / 8 ohm out transformer about the size
> of a can of Coke or Pepsi, or a little smaller.
>
> Put one on each radio. Test by putting a speaker on the
> secondary. It should work normally.
>
> Unhook the speakers. Wire the secondaries and the
> speaker all in parallel.
>
> A friend has two of these setups in his vehicle, on two
> Kenwood 742s... one radio is 10m / 6m / 2m and the
> other is 220 / 440 / 1200mhz, and each radio has two
> speaker outputs - the selected channel and the
> nonselected channels. He has the selected channels
> fed to one speaker (in the left door) and the non-selected
> channels fed to a second speaker (in the right door).
>
> Car stereo shops have a few things to offer the ham -
> like decent multiple fuseblocks, good automotive
> DC wire, and speaker transformers. It's worth
> spending an hour perusing their offerings...
>
> Mike WA6ILQ
>
>>--- In Repeater-Builder@yahoogroups.com, DCFluX <[EMAIL PROTECTED]> wrote:
>> > Anyone had experience with mixing the speaker output of 2 radios,
>> > Say Motorola GM300's to one speaker?
>> >
>> > I originally tried a couple of resistors but I may have the wrong
>> > values as they got hot as hell and one started smoking, I was
>> > using 2 .82 ohm at 2 watt resistors for each radio, one resistor
>> > in each speaker lead and at the center the speaker. My next
>> > best guess is using a multiple winding transformer with three
>> > windings of 4 ohms, but finding information on how to wind a
>> > transformer to do that is impossible these days. Any Ideas?
>
>
>
>
>
>
> Yahoo! Groups Links
>
>
>
>
>
>
>
>
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