File:Filament voltage.jpg

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Summary

Gord - 30S-1 filament voltage at tube-socket, comparing built-in metering to bench-meter reading

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	21:37, 29 June 2021		3,024 × 4,032 (3.16 MB)	Gordonp (talk \| contribs)	Gord - 30S-1 filament voltage at tube-socket, comparing built-in metering to bench-meter reading

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