[Amps] Best Alpha amp

[Carl]

I sort of doubt if the 89 and other late Alphas use a Jackson drive.They 
sacrificed price for quality in several components starting in the 80's.

Odds are its a clone from OEP as are in all other domestic amps.

Carl
KM1H



----- Original Message ----- 
From: "Paul Christensen" <w9ac at arrl.net>
To: "Amps" <amps at contesting.com>
Sent: Monday, November 19, 2012 12:16 PM
Subject: Re: [Amps] Best Alpha amp


> It sounds like it was a defective drive.  These are common Jackson 
> Brothers' drives with two mounting forks.  Two tapped/threaded holes on 
> the outer drive are used to mount the dial legends. Changing them is an 
> easy job once you find the drives; I've done it twice on the 86 models.
>
> Paul, W9AC
>
>
> ----- Original Message ----- 
> From: "Bill Turner" <dezrat1242 at yahoo.com>
> To: "Amps" <amps at contesting.com>
> Sent: Monday, November 19, 2012 10:25 AM
> Subject: Re: [Amps] Best Alpha amp
>
>
>> ORIGINAL MESSAGE:
>> On Mon, 19 Nov 2012 08:07:53 -0700, Paul wrote:
>>
>>>My new (to me) 89 also developed vernier slipping and tightening the
>>>setscrews solved the problem.
>>>
>>>de Paul, W8AEF
>>
>> REPLY:
>> I wish mine had been that easy. In mine it was the friction of the 
>> vernier
>> wheels themselves. I tried flushing out any possible oil or other crud 
>> with
>> solvent, but no luck.
>>
>> 73, Bill W6WRT
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