TM 11-6625-847-45
CHAPTER 1
FUNCTIONING OF SIMULATOR, RADIO
FREQUENCY SM-422A/GRC
Section I. GENERAL FUNCTIONING
1-3. Common Names and Abbreviated Reference
1-1. Scope
a. This manual covers general support (GS) and
Designators
depot maintenance for Simulator, Radio Frequency SM-
a. Common Names.
442A/GRC (fig. 1-1). It includes instructions appropriate
Equipment
Common name
to GS and depot maintenance categories for
Radio Set AN/GRC-106
troubleshooting, testing, aligning, and repairing the
Simulator, Radio Fre-
equipment, and replacing specified maintenance parts.
quency SM-442A/GRC
It also lists test equipment, tools, and materials for GS
Test set A2
Test set
and depot maintenance. Detailed functions of the
Receiver-Transmitter,
equipment are covered in this chapter. The complete
Radio RT-662/GRC
technical manual for this equipment includes TM 11-
Amplifier, Radio Fre-
662-847-12.
quency AM-3349/
b. Report
of
errors,
omissions
and
GRC-106
recommendations for improving this publication by the
Common module tray
Tray A1A1
individual user is encouraged. Reports should be
A1A1
submitted on DA Form 2028 (Recommended Changes
Common module tray
to Publications and Blank Forms) and forwarded direct
A1A2
to Commander, US Army Electronics Command, ATTN:
Synthesizer test tray
Tray A1A3
AMSEL-MA-Q, Fort Monmouth, NJ 07703.
A1A3
Converter and control
Tray A1A4
NOTE
tray A1A4
Driver, discriminator,
Tray A1A5
and antenna coupler
For applicable forms and records,
tray A1A5
see paragraph 1-3, TM 11-6625-847-
b. Abbreviated Reference Designation.
The
12.
designator A2A1A1 refers to pulse generator assembly
1-2. Indexes of Publications
A1A1 which is part of test set A2. An abbreviation such
a. DA Pam 310-4. Refer to the latest issue of DA
as A1A1 will be used within a paragraph where the
Pam 310-4 to determine whether there are new editions,
component is referenced. On common module tray
changes, or additional publications pertaining to the
A1A2, AUDIOGAIN control R1 may be referred to as
equipment.
A1A2R1 or it may be referred to as R1 within a
b. DA Pam 310-7. Refer to the latest issue of DA
paragraph where the identity will not be confused with
Pam
310-7 to determine
whether there are
other controls.
modification work orders (MWOs) pertaining to the
equipment.
Change 2
1-1
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