WWII U.S. War Department Manual TM 11-1160 – Radar Set AN/TPX-4 (Confidential, 1944)

Offered here is an original War Department Technical Manual TM 11-1160, covering Radar Set AN/TPX-4, dated December 28, 1944. This manual is marked “Confidential” and is a genuine WWII-era publication related to U.S. military radar and identification systems.

The AN/TPX-4 was part of the Identification Friend or Foe (IFF) network used during WWII to distinguish friendly aircraft from unknown or enemy contacts. Systems like this were critical to air defense operations and helped prevent friendly fire incidents.

Details:

• Manual Number: TM 11-1160
• Date: December 28, 1944
• Issued by: War Department
• Equipment: Radar Set AN/TPX-4
• Classification: “Confidential” marked

Historical Significance:

This manual represents an important component of WWII radar technology. IFF systems were a key advancement in wartime electronics, allowing radar operators to identify friendly aircraft through coded responses.

A strong piece for collectors of:

• WWII radar and electronics
• Military aviation and air defense systems
• Signal Corps and communications equipment

Condition:

• Complete and intact
• Age-related wear, toning, and some spotting to cover
• Binder holes present along edge as issued/used
• Interior remains clean and readable
• No major damage observed

Please review photos for full condition details.

Collector Appeal:

• Original WWII War Department issue
• Radar-specific technical manual
• “Confidential” marked cover
• Highly desirable IFF-related documentation