SECTION I IDENTIFICATION AND DESCRIPTION

TB 11-6625-247-35

SECTION I

IDENTIFICATION AND DESCRIPTION

Purpose and Scope. This bulletin provides information for the periodic calibration

1-1.

of Gyro Magnetic Compass Test Set, AN/ASM-61 (fig. 1). It is to be used by personnel

trained and qualified in the use of calibration equipment.

Reporting of Technical Bulletin Improvements. The reporting of errors,

1-2.

omission, and recommendations for this bulletin by the individual user is encouraged.

Submit reports on DA Form 2028 (Recommend Changes to Publications and blank Forms)

direct to Commander, US Army Electronics Command, ATTN: AMSEL-MA-Q Fort

Monmouth, NJ 07703.

Figure 1. Gyro Magnetic Compass Test Set AN/ASM-61, front panel view.

Descriptive Data. Gyro Magnetic Compass Test Set AN/ASM-61 is a general

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purpose instrument for use in tests where flux valve, slaving, and power supply checks of

gyro magnetic compasses are required.

a. Identification

Nomenclature

Gyro Magnetic Compass Test Set AN/ASM-61

National Stock Number

6625-00-885-5869

Size

14 x 6 1/2 x 35/8 in.

(356 x 165 x 92 mm)

Weight

51/2 lb (2.5 kg)

Reference

TM 11-6625-247-15