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Bufo Bill · 16th May 2021, 5:24 pm

David, thanks for posting, here's my C309. And what I think used to be the foam insert that made it overheat.

16th May 2021, 5:24 pm	#28
Bufo Bill Heptode Join Date: Jan 2016 Location: Wolverhampton, West Midlands, UK. Posts: 777	Re: HP 180A Oscilloscope. David, thanks for posting, here's my C309. And what I think used to be the foam insert that made it overheat. Attached Thumbnails