[Amps] Swan Mark 1 Meter Problem

[Richard]

>My Mark 1 meter will not indicate anything at all.  I
>have traced all the wiring throughout and did
>continuity checks but can't find anything wrong.  How
>can I test the meter without damaging the movement?  I
>did use an ohm meter set on it's lowest scale and got
>the meter's hand to go up.

Apply a known current through the meter current shunts resistors and 
check the accuracy of the grid and the plate/anode current meters.


-  R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, 
www.vcnet.com/measures.  
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