On Sun, 11 Jan 1998, Al Krason <geoexpl@geoexplorers.com> wrote:
>Paul you wrote:
> >>>"I have a 45' GPW that I want to change over to a 12 volt system to
>run a SCR 193 radio set"
>This is Al :
> There is a Surplus Military electronics company, that sells "Electronic
> Vibrators" that step-up the voltage for that kind of radios, it is
> called FAIR RADIO SALES they are located in Lima, Ohio. I don't have
> their adress but you can look it up. They have been around now about 50
>years, they
> put out a catalog once a year, it is free. The equipment that they sell
> is mainly vintage radio gear from military, (WWII, Korea, 50,60,70s) it
> is not very expensive stuff. They also have every kind manuals for
> radios (military, & other). Getting back to your question, the best way
> would be, to step up the voltage from 6 to 12 is to use that type of a
> device, it works like a motor, looks like a small motor, voltage from
>the
> battery runs the small generator, on one
> side while it generates a higher voltage on the other side (output),
>why
> is it a vibrator ? because it vibrates
> when it is running or when the radio is on. Most of the Military Radios
> had some strange power requirements.
> I.E. 6.3vdc, 12.vdc, 18vdc, 48vdc, all these type of voltages where
> provided by the vibrators, a specific
> one for the type of radio.. I would try to find that type of a vibrator
> (provided that you need the right type
> of voltage for your radio) Remember that if you need 15 Amps and 12
> volts to drive the radio to Xmitt, you will
> have to get a 30 amp vibrator in the input side, this device is not
>just
> a generator but a combination unit,
> different modules for input/output. I hope that it helps you as one of
> the alternatives to power that radio,
> and still retain the originality of the Historical GPW.
> Al
>Krason..
> Kaiser
>M-715
>
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