Apparatus to investigate the dependency of electrical resistance on conductor length, conductor cross-section and material. Six wires are laid out side by side on a metal base and both ends connect to 4 mm sockets.
Wire specimens: Constantan 1.0 mm dia.,
Constantan 0.7 mm dia. (2x),
Constantan 0.5 mm dia.,
Constantan 0.35 mm dia.,
Brass 0.5 mm dia.
Wire lengths: 1000 mm
Dimensions: approx. 1085x120x50 mm³
Weight: approx. 1.35 kg