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Old 07-29-2020, 05:31 PM
vortalexfan vortalexfan is offline
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Join Date: Sep 2018
Location: Northern Indiana
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Quote:
Originally Posted by Kevin Kuehn View Post
Forgot to mention..I honestly can't think of any good reason you'll need film caps rated for 630v for bypass in this radio. Folks use them simply because they have them on hand and the rational better safe than sorry. I'll be surprised if the B+ swings above 250v for more than a couple seconds on power up. It should settle out around 170v at the second filter cap. The 71 output tubes had a 180v max design value, which I doubt they exceeded.
OK, so maybe a 250vdc film caps for the bypass caps would be acceptable then? Those would be much smaller and would probably fit into the cans better than the 630vdc ones.
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