[time-nuts] Vintage Crystal Oven
n4ua.va at gmail.com
Fri Apr 10 15:38:29 EDT 2015
I'm not sure I remember the exact one you are describing, but in the last
month or so, there was a fellow selling crystal ovens on QTH.com. I think
they were from land-mobile service, like Motorola base stations or some
such. That's another place to search.
geo - n4ua
On Fri, Apr 10, 2015 at 12:37 PM, Dave M <dgminala at mediacombb.net> wrote:
> Years ago, (70s maybe) I came across an empty crystal oven. I know I have
> in one of the storage containers of old stuff in my garage, but I can't
> it. It was a proportional oven, but was otherwise an empty shell, so you
> could put your own circuitry inside (oscillator, voltage reference, etc.).
> Several small wires came out of it for power, temperature adjustment, e.g.
> Physical size was in the neighborhood of 1.5x1.5x3 inches.
> As I remember, it was manufactured by one of the major crystal
> of the day (e.g., Knight, Bliley, etc.)
> Does anyone remember these ovens? I'd surely like to get my hands on a
> couple or three to play with. I search the net & Ebay occasionally for
> them, but so far, no hits.
> Dave M
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