[Amps] PIN diodes and QSK

Steve Katz stevek at jmr.com
Fri Aug 7 08:35:24 PDT 2009


Because they often "won't" do.  P-N devices carefully selected for this application still aren't as linear as PIN devices, don't have as much isolation when turned off, and often won't work well down at lower frequencies like 160 meters, which is the most challenging application.

WB2WIK/6

-----Original Message-----
From: amps-bounces at contesting.com [mailto:amps-bounces at contesting.com]On
Behalf Of John Lyles
Sent: Friday, August 07, 2009 8:30 AM
To: amps at contesting.com
Subject: [Amps] PIN diodes and QSK


Thanks, Lon, k5jv, for the work on PIN diodes that you reported.. Makes me think the same thing, why pay for the $$ diodes if silicon power rectifiers will do?

73
john 
K5PRO
New Mexico
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