UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - French Valve Tester project (Lampemètre FC2010)

retailer · 11th Jul 2020, 2:59 am

Just looked at the full online article - I wondered how the original designer handled the matrix switch - quite clever.

11th Jul 2020, 2:59 am	#12
retailer Heptode Join Date: May 2005 Location: Adelaide, South Australia Posts: 541	Re: French Valve Tester project (Lampemètre FC2010) Just looked at the full online article - I wondered how the original designer handled the matrix switch - quite clever.