Max Kohl, Chenmitz. 



39 



7. Wiedemann's Reflecting Galvanometer. (Fig. 7.) 



This galvanometer lias been designed to meet the requirements 

 of laboratories. It is provided with bell and ring magnet, spherical 



Fier. 



copper damper and adjustable damping plates. The coils may be jt ined 



up according to requirement. 



Accessories : 



2 coils of 4 X 500 = 2000 convolutions of thin wire, 

 2 2X250= 500 , stout 



