Everett Edgcumbe "Metrohm" Insulation and ContinuityTester

Serial No. 988853

 

 

Metrohm s/n 988853 500 V Insulation and ContinuityTester 0.6 Mohm and 3 ohm midscale, uses a PP7 9V battery complete with leads, cover and instruction manual. working, original knob missing and replaced with a shaped piece of plastic. Everett Edgcumbe & Co Ltd. Colindale Works,Hendon, London NW9 UK 1959/60 This belonged to my father an d I have had it since the early 1980's. As the PP7 batteries are difficult to find it has be modified to use an external battery

 

 

 

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