Hekimian Laboratories, Audio Transmission Test Set, Model 41-01

Audio Transmission Test Set

Model 41-01

Manufactured by Hekimian Laboratories Inc.

Operating test capability: level DBM, noise DBRN, Frequency

Frequency rating: 47 hertz minimum & 63 hertz maximum

Electrical power source relationship: operating

Enclosure feature: single item with housing

AC voltage rating: 100 volts minimum and 13 volts maximum

This item is used surplus that powers on, but is untested.