TM 11-6625-821-45
(2) Fabricated cable for sense antenna
4-1. This cable is required to connect the
LOOP SIMULATOR circuit in the test set to
(3) Test jig for LOOP SIMULATOR
the Q-meter.
b. Fabricate a
cable for the
sense antenna
adapter in accordance with the details in fig-
ure 42. This cable is required to connect the
A dc power source of + 27.5 volts dc capa-
sense antenna adapter to the Q-meter.
ble of supplying a current of 3 amperes is re-
quired to furnish the operating voltages for
c. Fabricate a test jig for the LOOP SIM-
Test Set, Direction Finder Set AN/ARM-93.
ULATOR in accordance with the details in fig-
The negative side of the power source should
ure 4-3. This test jig is required to apply a
be grounded. If a battery eliminator is used,
load to the LOOP SIMULATOR output when
the peak ac ripple voltage should not exceed
measuring its output signal.
1.4 volts root mean square (rms). Unless other-
wise specified, all test procedures should be
4-5. Modification Work Orders
performed with the inverter and the control
unit installed in the test set.
The performance standards listed in the tests
(para 46 through 4-18)
assume that the modi-
4-4. Fabricated Equipment
fication work orders, if any, have been per-
formed. A listing of current modification work
a. Fabricate a cable for the LOOP SIMULA-
orders will be found in DA Pam 310-4.
TOR in accordance with the details in figure
Figure 4-1. Fabricated
cable for LOOP SIMULATOR, construction details.