[Elecraft] [K3] Roofing filters are misunderstood

Bill Turner dezrat at outlook.com
Mon May 12 18:38:16 EDT 2014


ORIGINAL MESSAGE:          (may be snipped)

On 5/12/2014 12:38 PM, Josh Fiden wrote:
> "The term “roofing” stems from the fact that it protects the rest of 
> the radio following it from out of the passband signals."

REPLY:

A roof keeps what falls on it (rain, snow) out. It doesn't pass it 
through.  Just the opposite of what a so-called roofing filter does.

I prefer names that are pretty much self-explanatory. This one isn't.

73, Bill W6WRT
dezrat at outlook.com


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