G.P.O. No83 GALVANOMETER IN LEATHER CASE, 1930's

GPO engineers Tangent Galvanometer in leather case Type No 83 maker unknown.

Your comments:

• Not a tangent galvanometer. This is a type normally used for balancing a Wheatstone bridge. commonly called a horizontal galvanometer. Hope this helps
  .......... Arthur Williams, Invercargill, New Zealand. Awarua communications Museum, 26th of November 2011
  
  

A1527