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

Ed_Dinning · 30th Dec 2020, 8:25 pm

Hi Jerry, I normally perform a similar test when using the HSVT; rechecking grid current, electrode shorts an H/C insulation with the valve hot.
I have seen a few valves that test OK on the way up, but when retested hot showed a fail, so it may not be the tester

Ed

30th Dec 2020, 8:25 pm	#2
Ed_Dinning Dekatron Join Date: Jan 2004 Location: Newcastle upon Tyne, Tyne & Wear, UK. Posts: 8,194	Re: VCM163 Anomaly Hi Jerry, I normally perform a similar test when using the HSVT; rechecking grid current, electrode shorts an H/C insulation with the valve hot. I have seen a few valves that test OK on the way up, but when retested hot showed a fail, so it may not be the tester Ed