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RobertF · 21st Sep 2019, 9:19 pm

I have been offered an Avo valve characretistic meter, which I know very little about. I cannot see any model number showing.

I am attaching photos. Does anyone know this tester?. I don't know if it works as it hasn't been tested. Was it a reliable model in its day?

21st Sep 2019, 9:19 pm	#1
RobertF Triode Join Date: May 2019 Location: Cavan, Republic of Ireland. Posts: 42	Avo valve characteristic meter I have been offered an Avo valve characretistic meter, which I know very little about. I cannot see any model number showing. I am attaching photos. Does anyone know this tester?. I don't know if it works as it hasn't been tested. Was it a reliable model in its day? Attached Thumbnails Last edited by RobertF; 21st Sep 2019 at 9:31 pm.