UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post

Craig Sawyers · 5th Feb 2023, 9:20 am

The General Radio 1863 manual is here https://www.ietlabs.com/pdf/Manuals/1863-64_im.pdf . Semiconductor, apart from a valve as a series regulator. I guess that high voltage semiconductors were not available at the time it was designed.

Craig

5th Feb 2023, 9:20 am	#21
Craig Sawyers Dekatron Join Date: Nov 2010 Location: Oxford, UK. Posts: 4,977	Re: Testing for leaky caps The General Radio 1863 manual is here https://www.ietlabs.com/pdf/Manuals/1863-64_im.pdf . Semiconductor, apart from a valve as a series regulator. I guess that high voltage semiconductors were not available at the time it was designed. Craig __________________ Doomed for a certain term to walk the night