[ARC5] Added 6F6 audio stage.

[Geoff]

Maybe he wanted enough audio to drive an old 12" console speaker.
I drove a small 5x7 auto speaker with the 12A6 in the 50's and it wasnt very 
loud.

Has anyone measured the distortion of a stocker?


----- Original Message ----- 
From: "Kenneth G. Gordon" <kgordon2006 at frontier.com>
To: <Arc5 at mailman.qth.net>
Sent: Friday, October 19, 2012 2:35 PM
Subject: [ARC5] Added 6F6 audio stage.


> Someone here mentioned that he owns an ARC-5 receiver which has an added 
> 6F6 audio
> stage on the "back porch", and a 6J5 where the 12A6 is supposed to be.
>
> Undoubtedly, that comes from an article entitled "New Life for the Q5er" 
> by Douglas R.
> Jordan printed in QST for February 1951 beginning on page 37.
>
> All the mods detailed in that article could be applied to any of the 
> models, not just the BC-
> 453.
>
> All I can say is, "Whew!", and "Crap-ola". :-(
>
> That article might be a help for the owner to "un-hack" or "reverse-hack" 
> his receiver.
>
> Maybe...
>
> One thing I found rather interesting about the article is that the author 
> used a hacksaw to
> remove the dynamotor mounts, when all that is really required is a small 
> pipe-wrench to
> simply unscrew them.
>
> Gee...whatever happened to the KISS principle?
>
> Ken W7EKB
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