[ARC5] Added 6F6 audio stage.

Ronnie Hull rolandhull at comcast.net
Sat Oct 20 11:28:56 EDT 2012


screw all the doofuses Dave, you know we love ya!
----- Original Message ----- 
From: "David Stinson" <arc5 at ix.netcom.com>
To: "ARC-5 List" <arc5 at mailman.qth.net>
Sent: Saturday, October 20, 2012 6:18 AM
Subject: Re: [ARC5] Added 6F6 audio stage.


> OK... I confess.  
> 
> I think I *do* understand why people chain-sawed extra 
> audio stages into mil rigs, and I've already illustrated it,
> but I will again because I'm a meany.
> 
> 1.  A cool and lovely fall morning in Chicago, 1961, 
> which is about to turn ugly.... very ugly.
> Doofuss #1, with no understanding of the original circuit 
> nor any inclination to find out about it, hooks-up an 8-ohm
> speaker to a 4000-ohm output.  
> *Surprise!*   He gets low audio.
> 
> 2.  Doofuss #1:  "Why it's just like my buddy Clem said- 
> them military engine-ears don't know nothin'!  I'm a 
> Cornditional Class by God an' I know more than Marconi!"
> 
> 3.  Out comes the chainsaw-
> "Waaa-wub-wub-wub-wrrrrrrrrrrrrrrrrrrrr...."
> 
> 4.  In goes some half-baked, upside-down "audio amplifier"
> with 87% harmonic distortion and a junk-box output 
> transformer which, by the way, *still* doesn't match 
> the old speaker (including bonus moth holes)
> taken from a junked Philco.
> 
> 5.  The poor, mangled radio, instead of delivering .5 watts 
> of nice, clean audio, now delivers 
> .75 watts of nasty, distorted audio.  Such genius!  
> In fact, Doofuss #1 is so proud of his "craftsmanship," 
> he writes an article for CQ magazine, 
> which publishes it to a waiting world.
> 
> 6.  Doofuss 2, 3, 4 etc. read the short article-
> which is so much easier than reading boring old texts about
> how the stage was supposed to work-  and tell all their fellow 
> Doofussi about the "wonderful modification improvements,"
> who parrot it forevermore, Amen.
> 
> 7.  For the next 5 generations 
> (or until the supply of doomed radios runs out),
> where ever soldering irons are heated,
> from sea to shining sea,
> if one listens in the wee morning hours,
> one can hear:
> "Waaa-wub-wub-wub-wrrrrrrrrrrrrrrrrrrrr!"
> 
> OK.... that's really what I think 
> is behind the audio "improvements."  
> 
> But I don't think I'll write about it.
> Because Doofuss-1286 and Doofuss-1342
> will get mad and call me nasty names.
> 
> 73 DE Dave AB5S
> 
> 
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