[sdiy] The Origins of Q

[Paul Schreiber]

Q is short for "Quality Factor" and has been around since the 1920s.

Paul S.

----- Original Message ----- 
From: "Glen" <mclilith at charter.net>
To: <synth-diy at dropmix.xs4all.nl>
Sent: Sunday, March 27, 2005 11:31 AM
Subject: [sdiy] The Origins of Q


> Please, help me settle something.
>
> How old is the term "Q", as used in electronics? I imagine it was used in
> the early days of radio broadcasting, because the Q of various RF circuits
> was a big concern to radio designers, but does it predate this? Does anyone
> know the history of the term? When was it first put into use?
>
> As you can imagine, searching Google for the letter Q isn't very helpful.  :)
>
> I'm hoping that maybe one of our old-timers might remember the story of Q.  ;)
>
> (This old-timer seems to have forgotten it.)
>
>
> thanks,
> Glen