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

From: Sellam Ismail <>
Date: Thu Mar 29 11:33:44 2001

On Thu, 29 Mar 2001, Tony Duell wrote:

> My suggestion to use a ready-made diode (in the UK I'd use something like
> an OA81) is that you know that diode is good. You can then wind the coil
> and wire up the rest of the set, knowing that if it doesn't work the
> problem is not due to the fact you've not found a spot of the right
> impurities in the crystal. When you've got it working, you can then swap
> the diode for the crystal and catswhisker, knowing that if it doesn't
> work the problem is with that.

That's cheating. What if you want to reproduce the experience of early
radio pioneers? They didn't have finely manufactured diodes :)

> Otherwise there are too many variables IMHO.

And you'll be much the wiser when you do get it all figured out.

(I'm a purist :)

Sellam Ismail Vintage Computer Festival
International Man of Intrigue and Danger
Received on Thu Mar 29 2001 - 11:33:44 BST

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