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VACUUM EVAPORATION. Process of producing thin film components.
VACUUM TUBE. An electron tube evacuated such that its electrical characteristics are essentially unaffected by the presence of residual gas.

V ANTENNA. A bidirectional antenna, shaped like a V, which is widely used for communications. [Antenna Manufacturers]
VAR. Abbreviation for volt-amperes reactive.

VARACTOR FM MODULATOR. An FM modulator that uses a voltage-variable capacitor (varactor).
VARIABLE. A representative symbol that can assume any of a given set of values.
VARIABLE ATTENUATOR. An attenuator for reducing the strength of an ac signal either continuously or in steps, without causing signal distortion.
VARIABLE-MU-TUBE. Same as REMOTE-CUTOFF TUBE.
VARIABLE RESISTOR. A wire-wound or composition resistor, the value of which may be changed over a designed range. [Potentiometer Manufacturers]
VARIAC. An autotransformer that contains a toroidal winding and a rotating carbon brush so that the output voltage is continuously adjustable from zero to line voltage

VARNISHED CAMBRIC. Cotton cloth coated with insulation varnish. An insulation used on high-voltage conductors.
VD. Voltage DMOS. In a power supply circuit, voltage supplied by a MOS circuit, measured next to the MOS device.
VDD. In a power supply circuit supplied by a MOS circuit, the voltage supplied by a MOS device but referenced next to the power supply and not next to the DMOS device.
Next set of "V" terms.








