TRANSFORMERS
1965 · Department of Defense, Defense Imagery (via FedFlix)
Finding US Government work
The record names a federal body as the creating agency: Department of Defense. A work prepared by an officer or employee of the United States Government as part of that person's official duties has no US copyright (17 U.S.C. 105; before 1978, section 8 of the 1909 Act).
The record names a federal body as the creating agency. A work prepared by an officer or employee of the United States Government as part of that person's official duties has no US copyright (17 U.S.C. 105; before 1978, section 8 of the 1909 Act). This says nothing about copyright outside the United States, or about music, stock footage or other material the film may incorporate.
- Creating body, as recorded
- Department of Defense
- DoD production number
- PIN 39894
- Internet Archive item
- gov.dod.dimoc.39894 (uploader's licence mark: http://creativecommons.org/publicdomain/zero/1.0/)
The record
The Internet Archive item's description, as transcribed by the uploader from the source archive's record. Check it against the National Archives catalog entry linked above.
Department of Defense PIN 39894 TRANSFORMERS DEFINES AND EXPLAINS FOLLOWING TERMS IN REFERENCE TO TRANSFORMERS: TRANSFORMER ACTION, STEP-UP, STEP-DOWN, AND COEFFICIENT OF COUPLING. EXPLAINS VOLTAGE AND CURRENT MAGNITUDE RELATIONSHIPS IN PRIMARY AND SECONDARY OF TRANSFORMER. SHOWS DIFFERENCE BETWEEN SYMBOLS USED TO REPRESENT: POWER, AUDIO, RF, AND AUTO TRANSFORMERS. USING A TRANSFORMER DEMONSTRATOR AND A PSM-6 MULTIMETER, SHOWS TEST EQUIPMENT CHECKS SUFFICIENT TO IDENTIFY TRANSFORMER OPENS, SHORTS, AND TURN-RATION AS RELATED TO STEP-UP AND STEP-DOWN.