MRC:
Indicates the type of test for which the item is designed.AQXY
Test Type For Which Designed:
Antenna coupler controls, control circuit tests, servo amplifier tests, measurement of voltages, relay voltage tests
MRC:
The testing functions such as range,sensitivity,output,and the like,for which the item is designed.AQXZ
Operating Test Capability:
Output, calibrated ac, 4 watts total at 74, 65, 59 or 14 volts porm 2 volts, 400 hertz, voltmeter, range 0 to 4.0 to 10.0 to 40.0 to 100 and 0 to 400 vdc, sensitivi type 10 ohms per volt