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Re: Bitx 40 board.


Thomas Noel
 

开云体育

What would happen if you added an intentional heater to the enclosure? I'm thinking of something like the flat stick-on pads used to warm reptile tanks, stuck on the underside of the radio enclosure? Thinking a giant version of an oven controlled crystal oscillator?

Tom
KF7RSF

Sent from my iPhone

On Nov 24, 2016, at 12:53, Mark Walton k3mrk1@... [BITX20] <BITX20@...> wrote:

?

I recently received my BitX-40 board. Until I get the enclosure, I only hooked it up for receive. Worked right out of the box. The only issues I've found is the drift is pretty bad even after being powered up for an hour. What should I be looking at to try to improve the stability? I do plan to build a DDS VFO for it over the winter.
The only other issue is the running is very touchy. I have coming a multiturn pot to fix that.
Any ideas on the drift?
Other than that , I'm very happy with the board and look forward to building onto it in the near future.
Thanks
Mark. K3MRK

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