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Re: Re: 144 MHz TX inhibit for FT-847



The other nasty on the 736r is if you move the setting of the SAT mode switch.

Mike73@aol.com wrote:

> In a message dated 5/29/2001 11:17:10 AM Eastern Daylight Time,
> W10191@motorola.com writes:
>
> > The mod is very simple.
>
> Hi Wayne,
>
> This is the exact mod I've used for years on my 736R (along with a couple of
> others for terrestrial work). It's also good for the FT-290.
>
> For folks who are designing protection systems, be aware that certain Yaesu's
> will transmit briefly when you turn them on. I first discovered this when
> doing an AO-27 demo at a local hamfest. I had a ARR RF switch preamp
> energized inline for 70 cm. I reached down and turned on my FT-470 dual band
> HT and the preamp switched!!
>
> My biggest fear with my downconverter was a brief power failure causing the
> radio to cycle on/off thereby transmitting a brief spike up the line. With
> the TX 8 line disabled I can't see how this will happen. As always, your
> mileage will vary.
>
> 73,
> Mike, N1JEZ
> AMSAT #29649
> Local Area Coordinator
> "A closed mouth gathers no feet."
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--
Bill
WA2TQI


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