The list of electronic engineering acronyms and abbreviations.

All electronic engineering related acronyms and abbreviations.

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3PDT:
Three Pole, Double Throw(Electronic engineering, Telecommunications)
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3PTY:
Three Party(Electronic engineering, Telecommunications, Telecom)
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Three Party Conference(Electronic engineering, Telecommunications)
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3WC:
Three-Way Call(Electronic engineering, Telecommunications, Telecom)
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Three-Way Calling(Electronic engineering, Telecommunications, Telecom)
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3X:
Triple Speed(Electronic engineering, Telecommunications, Telecom)
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4/e:
Fourth Edition(Electronic engineering, Telecommunications, Telecom)
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4CIF:
4 times CIF(Electronic engineering, Telecommunications, Telecom)
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4D:
Four-Dimensional(Electronic engineering, Telecommunications, Telecom)
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4GL:
Fourth-Generation Language(Electronic engineering, Telecommunications)
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4P:
Four Pole(Electronic engineering, Telecommunications, Telecom)
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4PDT:
Four Pole, Double Throw(Electronic engineering, Telecommunications)
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4PST:
Four Pole, Single Throw(Electronic engineering, Telecommunications)
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4X:
Quadruple Speed(Electronic engineering, Telecommunications, Telecom)
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5/e:
Fifth Edition(Electronic engineering, Telecommunications, Telecom)
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6/e:
Sixth Edition(Electronic engineering, Telecommunications, Telecom)
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6DOF:
Six Degrees Of Freedom(Electronic engineering, Telecommunications)
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7D:
Seven Digit number(Electronic engineering, Telecommunications, Telecom)
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9:
Nine(Electronic engineering, Slang, Telecommunications)
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A:
Accumulator(Electronic engineering, Telecommunications, Telecom)
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APASmart Define. (2017). electronic engineering. Retrieved September 21, 2026, from http://smartdefine.org/electronic_engineering/abbreviations/r
ChicagoSmart Define. 2017. "electronic engineering" http://smartdefine.org/electronic_engineering/abbreviations/r (accessed September 21, 2026).
HarvardSmart Define 2017, electronic engineering, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/electronic_engineering/abbreviations/r>.
MLASmart Define. "electronic engineering" 10 October 2017. Web. 21 September 2026. <http://smartdefine.org/electronic_engineering/abbreviations/r>