[TenTec] 1208 Transverter

Dr. Gerald N. Johnson geraldj at storm.weather.net
Tue Jan 13 15:05:26 EST 2009


On Tue, 2009-01-13 at 13:26 -0600, Stuart Rohre wrote:
> Since the pin diodes are a differing switching character from the 
> silicon 1N4148, I wonder if you would get the true PIN switching by using 
> 1N4007 diodes.  These power rectifiers are tough, but were made with PIN 
> chips, at least some years ago.
> 
> Stuart Rohre
> K5KVH
> 
Reports on RF switching diodes at HF that I've seen say the 1N4148 works
but tends to have some distortion problems. The 1N4007 is indeed a
halfway decent PIN diode and pretty rugged. The true made for RF
switching PIN diode has the best linearity.

73, Jerry, K0CQ



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