TM 11-6625-353-35
C1
TECHNICAL MANUAL
Field and Depot Maintenance
AMPLIFIER, RADIO FREQUENCY AM-1881/U
HEADQUARTERS,
TM 11-6625-353-35
DEPARTMENT OF THE ARMY
W ASHINGTON 25, D. C., 22 October 1962
C HANGES No. 1
TM 11-6625-353-35, 17 February 1961, is changed as follows:
Page 16.
Section III.1 (Added) FOURTH
for Signal Field Maintenance Shop, Continental
15.1 General
United States, or TOE 11-158D, Signal Depot
a. Testing procedures are prepared for use by
Company; and TA 11-101 (11-158), Allowances of
Signal field maintenance shops and Signal service
Signal Corps Expendable Supplies for Signal Depot
organizations responsible for fourth echelon main-
Company.
tenance to determine the acceptability of repaired
signal equipment. T h e s e procedures set forth
a. Test Equipment.
specific requirements that repaired signal equip-
ment must meet before it is returned to the using
Nomenclature
Federal stock No.
Technical manual
organization. The testing procedures may also be
Audio Oscillator
6625-192-5094
TM 11-6625-
used as a guide for the testing of equipment re-
261-12
TS-382(*)/U.
paired at third echelon if the proper tools and test
6625-669-0742
Voltmeter, Meter
TM 11-6625-
equipment are available. A summary of the per-
ME-30A/U and
320-12
Voltmeter, Elec-
formance standards is given in paragraph 15.8.
tronic ME-30B/
b. Each test depends on the preceding one for
U and ME-30C/
certain operating procedures and, where appli-
u.
cable, for test equipment calibrations. Comply
6625-570-5719(F)
Signal Generatorb
TM 11-5551E
TM 11-5551D
6625-309-5381(D)
AN/URM-25(*) .
with the instructions preceding the body of each
6625-668-9418
TM 11-5097
Spectrum Analyzer
c h a r t before proceeding to the chart. Perform
TS-723(*)/U c.
each test in sequence. Do not vary the sequence.
6625-224+501
TM 11-5017
Output Meter TS-
For each step, perform all the actions required in
585(*) /Ud.
the Test equipment control setting and Equipment
under test control setting columns; then perform
Indicated TS-382A/U, TS-382B/U, TS-382D/U, TS-382E/U and
TSb-382F/U.
each specific test procedure and verify it against
Indicates AN/URM-25D and AN/URM-25F.
c
Indicates TS-723A/U, TS-723B/U and TS-728C/U.
its performance standard.
d
Indicates TS-685A/U, TS-686B/U and TS-685C/U.
15.2 Test Equipment and Other Equipment
b. Other Equipment.
Required
Federal stock No.
Nomenclature
A l l test equipment and other equipment re-
Adapter Connector UG-514/U (3 ea) p/o 5935-351-4620
quired to perform the testing procedures given in
TS-382A/U.
this section are listed in the following charts and
Adapter Connector UG-274/U----------------- 5935-201-2411
a r e authorized under TA 1117, Signal Field
Cord CG-409A/U, 4 ft 2 in. long p/a AN/
M a i n t e n a n c e Shops; and TA 11-100 (11-17);
URM-25D (3 ea).
Allowances of Signal Corps Expendable Supplies
1
TAGO 6279 A--October
