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Author Topic: mod trans. ohming  (Read 1939 times)
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w5tmg
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« on: March 13, 2013, 01:15:20 PM »
can someone tell me how to ohm out a mod trans for an rca bta1r kw transmitter,,,they run a pair of 4-400's. and if possible what it should read...Huh thnxs on the tag it says pri 10000/2500 ohms and sec.6750 ohms 1kva... i just need to know how to measure it...
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KB5MD
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« Reply #1 on: March 13, 2013, 03:58:44 PM »

That's impedance on the label....d.c. ohms will be different.
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W7TFO
WTF-OVER in 7 land Dennis
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IN A TRIODE NO ONE CAN HEAR YOUR SCREEN


WWW
« Reply #2 on: March 13, 2013, 05:40:24 PM »
Courtesy my Triplett 630 VOM:

Mod trans:

Primary (total) 117.5 DCR
Secondary 50.5 DCR

60H mod choke:

185 DCR

Sure takes a while to get Mr. Henry out of the way so you can see MR. Ohm....

73DG
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Just pacing the Farady cage...
w5tmg
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« Reply #3 on: March 13, 2013, 05:58:04 PM »
thnxs, just determined its a bad mod trans.thnxs to every one..
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