Leslie 50C 6550 grid/cathode voltage check @retrochad

Uploaded January 2012 | Updated September 2026, 1 week ago

Testing both grid and cathode voltages simultaneously to find a case of tube overheating.

Leslie 50C 6550 grid/cathode voltage check

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Early 1950s Zenith model H-615 radio repair part 2

retrochad |

Leslie 50C 6550 grid/cathode voltage check

Name: Early 1950s Zenith model H-615 radio repair part 2 @retrochad
Uploaded: 2012-07-23T01:29:31-0400
Duration: 8 min 17 s
Description: Early 1950s Zenith model H-615 radio repair part 2