U.S. Army / Air Force Technical Manual TM 11-271A – RAWIN Set AN/GMD-1A (1954)

Offered here is an original U.S. military technical manual TM 11-271A, covering the RAWIN Set AN/GMD-1A, dated August 1954. This manual was issued jointly by the Departments of the Army and the Air Force and corresponds to Technical Order TO 16-30 GMD-1-5.

The RAWIN (Radar Wind) system was used to track weather balloons and determine upper-atmosphere wind speed and direction using radar, an important capability for both military operations and meteorological observation.

Details:

• Manual Number: TM 11-271A
• Technical Order: TO 16-30 GMD-1-5
• Date: August 1954
• Issued by: U.S. Army and U.S. Air Force
• Equipment: RAWIN Set AN/GMD-1A
• Type: Technical manual

Historical Significance:

RAWIN systems were widely used during the early Cold War period to gather atmospheric data critical for aviation, artillery, and missile operations. By tracking radar-reflected balloons, operators could determine wind conditions at various altitudes.

A solid addition for collectors of:

• Military radar and meteorological equipment
• Cold War-era communications and electronics
• Signal Corps and Air Force technical manuals

Condition:

• Complete and intact
• Light age-related wear and toning
• Some light water damage on back cover
• Some handling marks consistent with use
• Clean and readable

Please review photos for full condition details.

Collector Appeal:

• Original government-issued manual
• Radar-related system documentation
• Good crossover appeal to weather and aviation collectors