1939 U.S. Signal Corps Dynamotor Units Instruction Book Restricted Manual BD-AA-69 BD-87-A WWII

Original U.S. Army Signal Corps Instruction Book covering multiple Dynamotor Units used in pre-WWII and early WWII military radio equipment. Published August 1, 1939, this manual predates U.S. entry into World War II and is marked RESTRICTED, making it an especially desirable piece for collectors of early Signal Corps communications equipment.

The manual covers numerous dynamotor models used to convert vehicle or aircraft power for military radio systems and is an excellent reference for restoration, military electronics, or historical collections.

Included Models

• BD-AA-69
• BD-AB-69
• BD-AC-69
• BD-AD-69
• BD-AE-69
• BD-BC-69
• BD-AD-81
• BD-AE-81
• BD-AE-83
• BD-AF-83
• BD-AG-83
• BD-87-A

Features

• Original U.S. Signal Corps publication
• Published by authority of the Chief Signal Officer
• Publication date: August 1, 1939
• Marked RESTRICTED
• Original military technical manual
• Covers operation, maintenance, and servicing of multiple dynamotor units

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