Type 41 Tube - Philco

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~~mikethedruid~~
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City: Sneedville, TN

01-31-2020, 06:01 PM

The ST refers to the glass envelope. It means a tubular envelope. It will be a constant diameter all the way from the base up, rather than bulging like a regular 41G. It is a direct replacement despite looking different because of the envelope.

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Type 41 Tube - Philco - by rd48sec - 01-31-2020, 04:32 PM

RE: Type 41 Tube - Philco - by Radioroslyn - 01-31-2020, 04:48 PM

RE: Type 41 Tube - Philco - by mikethedruid - 01-31-2020, 06:01 PM

RE: Type 41 Tube - Philco - by sdradioman - 01-31-2020, 06:43 PM

RE: Type 41 Tube - Philco - by madsowry - 02-01-2020, 01:16 AM

RE: Type 41 Tube - Philco - by mikethedruid - 02-01-2020, 01:52 AM

RE: Type 41 Tube - Philco - by captainclock1988 - 02-11-2020, 03:13 AM

RE: Type 41 Tube - Philco - by mikethedruid - 02-11-2020, 05:22 AM

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