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GMB · 9th Nov 2018, 12:10 pm

I can't seem to find any pictures of grid bias batteries of the 30's and 40's that at least offer up to 10.5V, with tappings.

I know what size the battery box is for one of them: 6" x 1" x 2.5" roughly.

Was there a 10.5V battery or would it have been bigger, just not using all of it?

9th Nov 2018, 12:10 pm	#1
GMB Dekatron Join Date: Aug 2003 Location: near Reading (and sometimes Torquay) Posts: 3,101	Any info on 10.5V grid bias battery? I can't seem to find any pictures of grid bias batteries of the 30's and 40's that at least offer up to 10.5V, with tappings. I know what size the battery box is for one of them: 6" x 1" x 2.5" roughly. Was there a 10.5V battery or would it have been bigger, just not using all of it?