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Re: Doppler shift up/down buttons

At 08:50 PM 9/5/2005 +1000, Andrew Rich wrote:

>Anybody used the up down buttons on a radio to tune for doppler ?
>This would allow the d700 to free up the tnc
>Andrew Vk4tec

Hi Andrew,

Yes. InstantTrack w/InstantTune will tune a radio using
mic buttons. You need an optocoupler on the PC parallel port
to connect to the buttons. In ancient times I used an FT-290
this way and it worked fine.

Tony AA2TX
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