Help identifying tube tester

[Andypairo]

Hello,
I need some help identifying this tube tester, the seller says it's from the French army and measures conductance, but couldn't find any brand or model number.

Does anyone know what is it really?

Cheers

Andrea

 

[sanford1]

You might want to ask over here:
http://antiqueradios.com/cgi-bin/forums/forumdisplay.cgi?action=topics&number=8&SUBMIT=Go

 

[Andypairo]

Thank you, will try there.

Cheers

Andrea