Related Object Info
resistance standard (0.01 Ohm)
Coil of manganin wound on a tube supported in a perforated nickel-plated case. Four terminals protrude from the hard rubber top: two straight vertical, and two in inverted "J" shape. There is a also a cylindrical knurled knob on the hard rubber top.
The resistance is 0.01 int. Ohm and is calibrated for 20°C.