05-18-2019, 06:36 PM
CHS should be Chatham, basically Tung-Sol's division that produced mil spec and other speciality tubes.
Without knowing voltage specs, no clue if one is high or other is low. Not uncommon for B+ to vary 5-10v on different new tubes but 30v is excessive.
Without knowing voltage specs, no clue if one is high or other is low. Not uncommon for B+ to vary 5-10v on different new tubes but 30v is excessive.
Tom
