[time-nuts] Has anybody checked this? GPSDO in kit

William H. Fite omniryx at gmail.com
Sun Oct 23 13:49:20 EDT 2016

Bravo for boat anchors, Wes. I have a Collins R390 with a tuning gear train
so complex it has to go in every 3000 miles for an oil change.

On Sunday, October 23, 2016, Wes <wes at triconet.org> wrote:

> On 10/22/2016 9:22 AM, Chris Albertson wrote:
>> You have to remember what this thing replaces.   In ham radio, some people
>> are using vacuum tube oscillators with mechanical variable capacitor
>> tuning.  Maybe some advanced rigs use gear drive on the capacitor shaft to
>> allow more exact tuning  This Si chip is considerably better then 1940's
>> technology.
> I guess my WW-II vintage BC342 receiver (that I started with and still
> own) was "advanced".  It has an extensive gear train for tuning.
> On the other hand my two Elecraft K3s are full of DDS and microprocessors
> but no variable capacitors.
> Flex radios, are direct sampling SDR and newer ones offer GPS
> stabilization.
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If you gaze long into an abyss, your coffee will get cold.

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