Crystal Radios (was Re: List spammer ID'd)

From: Dave McGuire <mcguire_at_neurotica.com>
Date: Fri Mar 30 13:13:55 2001

On March 30, Tony Duell wrote:
> IMHO yes. Not the _original_ type, but a crystal set none-the-less. It
> uses equivalent components in the same circuit. And some germanium diodes
> (at least over here) appear to have a crystal and catswhisker in them.

  Same over here...some silicon diodes as well. That's a
point-contact electrode for the anode if memory serves.

> Some old service manuals (I am showing my age now), used CRxx as a
> designation for 'semiconductor diode' in the parts lists and schematics.
> I always assumed CR stood for Crystal Rectifier.

  CR does indeed stand for Crystal Rectifier. At least in the stuff
I've seen over here..

    -Dave McGuire
Received on Fri Mar 30 2001 - 13:13:55 BST