1948-1951 AN/APA-52A Doppler Drift Radar Manuals

Vintage U.S. Air Force and U.S. Navy technical manual collection covering the AN/APA-52A Doppler Drift Attachment, an early airborne radar navigation system component.

This collection contains three military technical publications dating from 1948 through 1951, covering operation, maintenance, troubleshooting, and replacement parts for the AN/APA-52A system.

Included Manuals:

1. Handbook of Operating Instructions

• Equipment: Doppler Drift Attachment AN/APA-52A
• Technical Order: T.O. 11B18-2-2-11
• Publication: AN 16-30APA52-2
• Date: November 9, 1948
• Published under authority of the Secretary of the Air Force and Chief of the Bureau of Aeronautics.

2. Handbook of Maintenance Instructions

• Equipment: Doppler Drift Attachment AN/APA-52A
• Technical Order: T.O. 11B18-2-2-12
• Publication: NAVAIR 16-30APA52-3
• Date: April 25, 1951
• Includes maintenance information, troubleshooting procedures, and emergency repair instructions.
• States that the basic publication and changes have been consolidated.

3. Parts Catalog

• Equipment: Doppler Drift Attachment AN/APA-52A
• Publication: AN 16-30APA52-4
• Date: April 12, 1951
• Contains replacement parts information and technical reference material.

Historical Significance:

The AN/APA-52A was part of the early generation of military airborne radar navigation equipment developed during the transition from WWII aviation technology into the Cold War.

This collection documents the operation and servicing of equipment used to assist aircraft navigation by measuring drift.

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