[Elecraft] How many relays in a K3?

Wayne Burdick n6kr at elecraft.com
Sat Nov 22 14:37:55 EST 2014


We use relays where we need high isolation and essentially zero loss, such as band-pass and low-pass filters. We use PIN diodes or CMOS switches where they won't have any negative impact. In particular, we use heavily biased PIN diodes in all of our transceivers' T/R switches.

73,
Wayne
N6KR



On Nov 22, 2014, at 6:35 AM, brian <alsopb at nc.rr.com> wrote:

> Looking at the schematics, there seem to be a ton.
> 
> Guess electromechanical devices are not dead yet.
> 
> 73 de Brian/K3KO
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