Transmission Lines Waveguides and Fittings, NAVSHIPS 900,081, 1945, decribes radio and radar transmission lines, cables and waveguides aboard ship. Museum ships stabilizing or restoring their radios or radars systems will appreciate many parts of the manual. Esp. handling radar waveguide.

Introduction to Radio, 1946. An introduction to electronics and naval radio. It covers basic tube electronics in the beginning, then explains the basic operating instructions for typical WW II radios.

Notes on Servicing Radio and Sound Equipment, 1942, is a training manual that introduces the art of tube radio and sound equipment repair. This included both receivers and transmitters, and the motor generators they use.

Transmitter Servicing Course 503/4, 1945, is a training manual that focuses on WW II naval transmitters TAJ, TBK, TBL, TDE and TBS.

Radar Operator’s Manual, 1945. This is a WW II radar operator’s manual. It covers the most typical radars of WW II.

Naval Sonar, 1953. This manual describes the peak of WW II US sonar technology with a hint of the coming Cold War innovations.

ECM Mark II Operations Manual, 1944. This describes the high level US cipher system used from 1941-1959. The manual covers CSP-888, CSP-889, SIGABA, M-134C, CCM (Combined Cipher Machine with British).

Arma Gyro-compass Mark 7, Mod. 4, 1943, is a service manual for the preferred U.S. submarine gyro-compass of WW II. This was also used on small surface ships that had fire control, but only one gyro. It is very similar to the Arma Mk 8 Gyro-compass used on larger CA, BB, and CVs.

Gyro-compass Mark XIV, Mod. 1, 17-1400D, 1944, is a service manual for the most widely built gyro of WW II. This gyro was used on pretty much any ship that did not have automated fire control.

Catalogue of Electronic Equipment, NAVSHIPS 900,116, 1952, is a U.S. Navy catalog of electronics that includes almost all the WW II equipment and some of the early Cold War equipment.

Summaries of Data of Radio Equipment, Volume 1, B.R. 333(1) Vol 1, 1971, is a British Navy catalog of radio electronics. br333vol1.pdf (7.9 MB PDF)

Summaries of Data of Radio Equipment Volume 2, B.R. 333(1) Vol 2, 1971, is a British Navy catalog of radar electronics. br333vol2.pdf (7.2 MB PDF)

U.S. Navy Synchros, O.P. 1303. synchros.pdf (6.8 MB PDF)

Visual Call Sign, DNC 4(A), 1945, is a U.S. Navy list of visual (as compared to radio) call signs used during WW II.

Combat Information Center Magazine, 1944-1945. A monthly magazine created during WW II to spread the best practices in the rapidly developing art of integrating information (particularly radar) for command and control in U.S. Navy ships.