The PHILCO Phorum

To get rid of the remaining hum you might try a .01 mfd X2 safety cap across the line connected after the power on switch. It is a good idea to add one even if the schematic doesn't have it. Rod

All, Just for Fun I put in a 25L6G tube . tuned to SW band and motor boating was gone. I could now pickup a few SW stations across the band..

When I put the 25L6GT tube back in motor boating started again..

AM Band not affected..

Go figure?? WHY??? the G version works and the GT does not WHO Knows..

Any Clues??

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