Fellow Drake enthusiasts,
Have a couple of Drake filters for sale that can be plugged into the sockets on
the rear panel of the receiver.
1. FL-4000 which is a 4 kc filter used for AM, shortwave listening, or full
fidelity SSB. $75 plus shipping.
2. CF-2K/16 which is a 16 pole, narrow S
It's normal for the R-4B power transformer to run hot. And to Carl's point,
the audio tube, running class A near the transformer adds even more heat.
I really dislike cabinet heat and rather than use a fan, I went to the extreme
last year and made several circuit conversions. The first phase
euge...@nni.com writes:
R4B. I
noticed that even the transformer seemed very warm - virtually hot.
Probably the tube just to the right of it, a small fan on top of the case
helps a lot.
Carl WD8NHK that's what I do with my R4___
Drakelist mailin
The transformer and nearby audio output tube do heat up that corner
seriously. Many of us prolong life with a small fan. I just take a
computer fan (larger diameter preferred), put some rubber feet on it,
and then simply place it on the top cover of my R4B over that area.
The fan is oriented so t
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