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Author Topic: Gates Schematic Wanted  (Read 3555 times)
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K1HH
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« on: February 26, 2010, 09:04:02 PM »

Hellow Group:

Does anybody have a copy of the schematic of the RF Driver and Audio boards for the Gates BC-1T (BC-500T) series that uses the 807 as the tube.

I have a copy of the original schematic using 6BG6Bs, but Gates provided retrofit circuit boards using 807s.  I can do the pin conversions but it would be nice to have a correct schematic.

The BC-500 that followed me home is cleaning up nicely and will soon have final drive, as soon as I replace the 15K, 20 watt driver screen resistor thats open.

Thanks for any help you can provide.

Rodger
K1HH

No. I haven't started on the RCA.
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KE6DF
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« Reply #1 on: February 27, 2010, 01:06:35 AM »

OK, here they are

* 807cf.pdf (151.02 KB - downloaded 360 times.)
* bc1rf.pdf (213.09 KB - downloaded 311 times.)
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K1HH
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« Reply #2 on: February 27, 2010, 07:42:05 AM »

Thanks!

That is the correct AUDIO schematic I am looking for.

The RF schematic is the one I have. Still looking for that same RF unit but using the 807 tube.

Rodger
K1HH
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KE6DF
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« Reply #3 on: February 27, 2010, 09:13:50 AM »

Sorry,

I found a full schematic with the 807 RF section and emailed it to you.

If was in djvu format and the site wouldn't let me attach it.

Dave
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