Tiny ovens

[David Halliday (Volt Computer)]

> -----Original Message-----
> From:	Steve Jones [SMTP:sj2393 at ansys.com]
> Sent:	Tuesday, April 29, 1997 6:13 AM
> To:	Synth-DIY List
> Subject:	Tiny ovens
> 
> I have seen this debated/discussed here and in the
> archives, but I'm not sure I've ever been able to pull
> out any consensus (what else is new 8^).
> 
> The old problem: oscillator drift due to temperature
> change.
> 
> An assumption (however reasonable): no 726's.
> 
> An oft proposed solution: little transistor ovens.
> 
> 
> 
> 
> Been done before!  <grin>
> Crystals are temperature sensitive and electronic instruments where
> accurate timing is critical will have the crystal enclosed in a small
> oven.  These are usually about 1" diameter by 1.5" tall, have an octal
> base for both power and crystal connections.  I have seen units with a
> place for two crystals.
> 
> Maybe check with a local ham radio store or surplus places like Fair
> Radio.