[Heathkit] Finned plate caps on DX-100 finals

Ross Stenberg k9cox at charter.net
Sat Dec 10 10:33:26 EST 2011


I believe they came that way and would increase the dissipation 
slightly, but as you I can't believe they would be a deal breaker. My 
SB-101 does not have them as well but of course that is SSB and not AM.

Not sure it relates to you but interesting reading none the less:

http://home.roadrunner.com/~boatanchors1/posting.html

On 12/10/2011 7:18 AM, Rick Poole wrote:
> Are those finned plate caps on the 6146's in the DX-100 really
> necessary?  They're a bit of a pain to get on and off.  Seems like
> something like the porcelain caps used with the 1625's, or spring
> clips like the KWM-2 uses (same final tube) would work better.  I get
> it that they're supposed to dissipate heat but other radios that use
> 6146's don't seem to need them so I'm inclined to ditch them here
> too, unless there is a good reason not to.
>
> Rick WA1RKT
>
>



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