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M WARD farm radio 54kp-1209b
David
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Posts: 1,191
Threads: 25
Joined: Jan 2014
City: Wellborn Florida
#4

04-01-2016, 01:09 PM
   
I would like to build a better power supply that does not require a seperate isolation transformer. The one I am building for the A battery supply contains a LM317 showing three diodes on the output instead of a small cap? Could someone please explain this to my simple mind. David
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Messages In This Thread
M WARD farm radio 54kp-1209b - by David - 02-25-2016, 10:45 AM
RE: M WARD farm radio 54kp-1209b - by Mondial - 02-25-2016, 11:27 AM
RE: M WARD farm radio 54kp-1209b - by David - 02-25-2016, 03:11 PM
RE: M WARD farm radio 54kp-1209b - by David - 04-01-2016, 01:09 PM
RE: M WARD farm radio 54kp-1209b - by Mondial - 04-01-2016, 01:19 PM
RE: M WARD farm radio 54kp-1209b - by TV MAN - 04-01-2016, 11:44 PM
RE: M WARD farm radio 54kp-1209b - by fifties - 04-03-2016, 04:32 AM



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  1. The PHILCO Phorum
  2. Various and Sundry Categories
  3. Other Radios (Non-Philco)