[time-nuts] Has anybody checked this? GPSDO in kit
William H. Fite
omniryx at gmail.com
Sun Oct 23 17:49:20 UTC 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.
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to https://www.febo.com/cgi-bin/m
> ailman/listinfo/time-nuts
> and follow the instructions there.
>
--
If you gaze long into an abyss, your coffee will get cold.
More information about the Time-nuts_lists.febo.com
mailing list