General Radio Inductance Substitution Box Model Type 226

Manufacturer: General Radio

Model Number: Type 226

Serial #: 30164

Equipment Description: Inductance Substitution Box

Label Write-up:
0.3 MH full scale. Two binding posts for hooking the inductance coil into a circuit. 4 position selector switch. It is early. Sometime between 1915 and 1950's but could not find in any catalog.

Dates Produced:

Original Price:

The museum's inventory number: MRT-1179

Located at Museum in: Test Equipment Room