[Boatanchors] [Heathkit] Apache Transmitter - Modulator tube change

[Carl]

Or a pair of the new TungSol 6550's which will outlast the EL34's. The 
question is will they fit?

Carl
KM1H


----- Original Message ----- 
From: "john" <johnmb at nc.rr.com>
To: "Greg Mijal" <bluebirdtele at embarqmail.com>; <heathkit at mailman.qth.net>
Cc: <boatanchors at mailman.qth.net>
Sent: Sunday, September 19, 2010 10:33 AM
Subject: Re: [Heathkit] Apache Transmitter - Modulator tube change


> Hi Greg
>
> http://www.tubedepot.com/el346ca7.html?gclid=CIHS5Kfak6QCFYXs7QodqRD-AA
>
> as low as 22$ per pair.... cheaper than 6146!
>
> Of course if you go with the blue glass and the heagloblular shaped carbon
> tetramethane getter, then it COULD be more.
>
> Seriously, the good news about these guys is that they're made today and
> still cheap.
>
> John K5MO
>
>
>
>
>
>
> At 10:13 AM 9/19/2010, Greg Mijal wrote:
>>Hi:
>>
>>A TX-1 Apache followed me home from the Shelby Hamfest.  It's all there
>>except for the modulator tubes.  The 6CA7 market is pumped into orbit cost
>>wise so I'm looking for a reasonable alterntive to the two 6CA7's.  Has
>>anyone run different tubes in the push-pull?  I'm thinking about trying a
>>pair of 6146's.  Any input is appreciated.
>>73's
>>Greg
>>WA7LYO
>>Kinston NC
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