[Milsurplus] Crystal Oscillators

Peter Gottlieb kb2vtl at gmail.com
Tue Apr 9 14:04:42 EDT 2019


I have the Microchip development hardware and IDE but have had trouble getting it all to work consistently. The Arduino setups, on the other hand, have always worked flawlessly. 


Peter

> On Apr 9, 2019, at 2:00 PM, Ian Wilson <ianmwilson73 at gmail.com> wrote:
> 
> Microchip's PIC processors give amazing bang for the buck and the programming
> hardware is very cheap. You can program them either in-circuit or use sockets for
> the CPU and the programmer. There used to be cheap AD9851 modules on eBay,
> these days might have to look at the AD9833 or Si5351a.
> 
> I haven't looked for specific projects but I'm sure they are out there. (Many of them
> are probably Arduino, etc; I just prefer PICs because I've used them for years and
> I'm very cheap :) ).
> 
> No connection, etc.
> 
> 73, ian K3IMW
> 
> 
> 
>> On Tue, Apr 9, 2019 at 8:09 AM <k2cby at optonline.net> wrote:
>> I realize that custom-made traditional quartz crystals are unobtanium at any reasonable cost.
>> 
>> My eye was attracted to the wide variety of solid state programmable oscillators that were available for less than five bucks a pop.
>> 
>> They seem to have stability comparable to old fashioned quartz and cover a range from something like 10 kHz to better than 50 MHz.
>> 
>> The only problem is that they have to be programmed, and the programming hardware costs somewhere around $250 – not practical to program a couple of oscillators to serve as USB and LSB BFOs.
>> 
>> Does anybody know of a vendor who will pre-program these little bugs at the time of purchase or a programming service where I can send one to be programmed for a few bucks?
>> 
>> /Miles, K2CBY
>> 
>>  
>> 
>> Miles B. Anderson, K2CBY
>> 16 Round Pond Lane
>> Sag Harbor, New York 11963-3821
>> Phone: (631) 725-4400
>> FAX: (631) 725-2223
>> 
>> e-mail: k2cby at optimum.net
>> 
>>  
>> 
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