Headset/groundcord tester apparatus

Details Headset/groundcord tester apparatus Headset/groundcord tester apparatus

1980-09-18

1982-10-26

Robinson, Thomas A.

H04M 322, H04R 2900

Patent

active

043563562

ABSTRACT:
A test set for checking headsets and groundcords utilizing an internally generated electrical signal to determine the state of individual wires by means of a visual indication. The headset is powered by the test set to enable the test set operator to speak into the headset microphone and hear the results in the earpiece.

REFERENCES:
patent: 3594517 (1971-07-01), Woodruff et al.
patent: 4110571 (1978-08-01), Hills

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