Hartley's Conductivity bridge

Made:
1900-1924 (estimated)
maker:
Hartmann and Braun

Conductivity bridge, described as Hartley's, by Hartmann & Braun, comprising a bridge unit with a rotary slide-wire and a small induction coil to drive the bridge

Details

Category:
Electricity and Magnetism
Object Number:
2000-1097
Measurements:
induction coil, overall: 122 x 228 x 153 mm
bridge, overall: 195 x 247 x 193 mm
type:
conductivity bridge
credit:
Unknown source