The Electronics Technician (ET) rating was established in 1948.
Prior to 1948 those in that rating were called Electronics Technician's Mates
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Note 1. Following is the Dec 1943 Job Description
for Radio Technicians (from the US Navy Interviewer's Classification
Guide, NAVPERS 16701)::
• DUTIES: Maintains and repairs radios, radar and sonar
equipment. Must understand circuit diagrams, principles of various types
of vacuum tubes, direct and alternating current, wave theory, etc. (Considerable
theoretical knowledge is required).
• EQUIPMENT USED: Long wave, intermediate wave, short
wave, and ultra-high-frequency receivers, transmitters, direction finders,
underwater sound, Radar, aircraft homing apparatus, control systems, loudspeakers,
amplifiers, interior communications systems, echo-ranging equipment, telegraph
outfits, storage batteries, motor generator sets, transmission lines. Electrical
bench tools, electric meters and testing apparatus, hand tools.
• MINIMUM TEST SCORES: Must pass Radio Technician Test; GCT 60; ARI 55; MK ELEC 55.
• PERSONAL: Manual dexterity. Interest in studying. Age 17 - 40.
• MISCELLANEOUS: High school training desirable, preferably including algebra, trigonometry, physics, elementary electricity. Hobby as "Ham Operator" helpful. Mechanical hobbies dealing with small parts, such as model construction, helpful.
What They Do:
Electronics Technicians (ETs) are responsible for electronic equipment used to send and receive messages, detect enemy planes and ships, and determine target distance. They must maintain, repair, calibrate, tune, and adjust all electronic equipment used for communications, detection and tracking, recognition and identification, navigation, and electronic countermeasures.
ETs must complete Apprentice Technical Training (ATT), followed by
Electronics Technician "A" School. Enlisted members who satisfactorily complete
initial Electronics Technician "A" school training are designated as ETs
ET Electronics Technician (1948 - Present)
Service (Specialty) Rating
ETN Electronics Technician Communications
ETN Electronics Technician Navigation (Ballistic Missile Subs to c1980)
ETR Electronics Technician Radar
ETS Electronics Technician Sonar
ETSS Electronics Technician Submarines
ET's at work aboard USS Baltimore, ca. 1951-1956
Official U.S. Navy Photo
ET2 (SW) Rebecca Mueller repairs a circuit card.
Official U.S. Navy photo
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