TM 11-1242 / TO 16-35TS268-15 – Crystal Rectifier Test Set TS-268(*)/U Technical Manual Hoodies Interesting antique bronze signal cannon

Interesting antique bronze signal cannon commonly referred to as a “Thunder Mug” or signal cannon

Excellent finish with minimal to no visible wear

Mechanism appears complete and intact

H&R XL Double Action Revolver

TM 11-1242 / TO 16-35TS268-15 – Crystal Rectifier Test Set TS-268(*)/U Technical Manual Hoodies Interesting antique bronze signal cannonOriginal Department of the Army and Department of the Air Force technical manual TM 11 1242 TO 16 35TS268 15 covering the Crystal Rectifier Test Set TS 268(*) U, dated September 1952. Includes Change No. 1 dated December 17, 1954. This specialized electronic test instrument was designed for testing and evaluating crystal rectifiers used in radar, microwave, and communications equipment during the early Cold War era. The manual contains operating