UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - GPO Detector No3 Does anyone have any information.

Gridiron · 16th Oct 2019, 11:21 am

Assuming that the information about the date of davidw's No4 in the post by noble kiwi (GPO Portable Voltmeter) the meter I have is from 1966 ( Front Label "4GPO TRA/66").
Mike.

16th Oct 2019, 11:21 am	#4
Gridiron Heptode Join Date: Apr 2010 Location: West Midlands, UK. Posts: 663	Re: GPO Detector No3 Does anyone have any information. Assuming that the information about the date of davidw's No4 in the post by noble kiwi (GPO Portable Voltmeter) the meter I have is from 1966 ( Front Label "4GPO TRA/66"). Mike.