Section Il. EQUIPMENT DESCRIPTION AND DATA

TM 11-5820-489-20

TO 31R4-2GRA6-32

NOMENCLATURE

COMMON NAME

Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Battery, Dry BA-30

Battery, Dry BA-414/U(used with Remote

Control)

Bag, . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bag CW-189/GRC

Control Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Control Group AN/GRA-6

Handset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Handset H-33(*)/PT

Interconnecting Box . . . . . . . . . . . . . . . . . . . . . . . . . Box, interconnecting J-654/G

Local Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Local Control C-434/GRC

Loudspeaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Loudspeaker, Dynamic LS-166/U

Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Remote Control C-433/GRC

1-6. REPORTING EQUIPMENT IMPROVEMENT RECOMMENDATIONS (EIR's)

a. Army. lf your Control Group AN/GRA-6 needs improvement, let us know. Send us and EIR. You, the user,

are the only one who con tell us what you don't Iike about your equipment. Let us know why you don't Iike the

design. Put it on on SF 368 (Quality Deficiency Report). Mail it to Commander, US Army Communications-Electronics

Command and Fort Monmouth, ATTN: DRSEL-ME-MP, Fort Monmouth, New Jersey 07703. We'll send you a reply.

b. Air Force. Air Force personnel are encouraged to submit ElR's in accordance with AFR 900-4.

Section Il. EQUIPMENT DESCRIPTION AND DATA

1-7. EQUIPMENT CHARACTERISTICS, CAPABILITIES, AND FEATURES

See Operator's Manual TM 11-5820-489-10.

1-8. LOCATION AND DESCRIPTION OF MAJOR COMPONENTS

See Operator's Manual TM 11-5820-489-10.

1-9. DIFFERENCES BETWEEN MODELS

See Operator's Manual TM 11-5820-489-10.

1-10. EQUIPMENT DATA

See Operator's Manual TM 11-5820-489-10.

1-11. SAFETY, CARE, AND HANDLING

Observe all WARNINGS CAUTIONS, and NOTES in this manual. This equipment can be

dangerous if these instructions are not followed.

Section Ill.

TECHNICAL PRINCIPLES OF OPERATION

1-12. GENERAL

The following information is for your use in understanding the technical principles of operation

of Control Group AN/GRA-6.

1-2