## Electronics (Mike Jaroch)

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### P

#### PLATE DISSIPATION

The amount of power lost as heat in the plate of a vacuum tube [6].
 Keyword(s): PLATE DISSIPATION

#### PLATE KEYING

A keying system in which the plate supply is interrupted [12].
 Keyword(s): PLATE KEYING

#### PLATE MODULATOR

An electron-tube modulator in which the modulating voltage is applied to the
plate circuit of the tube [12].

 Keyword(s): PLATE MODULATOR

#### PLATE RESISTANCE

The plate voltage change divided by the resultant plate current change in a
vacuum tube, all other conditions being fixed [6].

 Keyword(s): PLATE RESISTANCE

#### POINT BENDER

A tool used to adjust the contact spacing on a relay [3].
 Keyword(s): POINT BENDER

#### POINT OF ZERO DISPLACEMENT

See REFERENCE LINE [10].
 Keyword(s): POINT OF ZERO DISPLACEMENT

#### POINT-CONTACT DIODE

A diode in which the end of a fine wire is pressed against a semiconductor.
Used as a detector or mixer over the microwave region [7].

 Keyword(s): POINT-CONTACT DIODE

#### POINT-TO-POINT WIRING

Individual wires run from terminal to terminal to complete a circuit [14].
 Keyword(s): POINT-TO-POINT WIRING

#### POLAR

The teletypewriter operation in which current flow of one polarity represents a mark, and current of the opposite polarity represents a space [17].

 Keyword(s): POLAR

#### POLAR ORBIT

An orbit that has an angle of inclination of or near 90 degrees [17].
 Keyword(s): POLAR ORBIT

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