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Linear Mode
Supreme 450 set tester schematic
DaleHCook
Philco, Zenith, and Howard Phan
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Posts: 185
Threads: 8
Joined: Apr 2023
City: Roanoke State, Province, Country: Virginia
#2

08-21-2024, 09:02 AM
Did you check them with a low-voltage variable supply to see if they have diode knees?
Dale H. Cook, GR/HP/Tek Collector, Roanoke/Lynchburg, VA
https://plymouthcolony.net/starcity/radios/
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Messages In This Thread
Supreme 450 set tester schematic - by daveone23 - 08-20-2024, 06:42 PM
RE: Supreme 450 set tester schematic - by DaleHCook - 08-21-2024, 09:02 AM
RE: Supreme 450 set tester schematic - by morzh - 08-21-2024, 10:23 AM
RE: Supreme 450 set tester schematic - by Chas - 08-22-2024, 11:24 AM



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  1. The PHILCO Phorum
  2. Various and Sundry Categories
  3. Test Equipment