Crown FM250 Instrukcja Użytkownika Pobierz pdf (Strona 38)

G–5

Glossary

SWR Standing-Wave Ratio; on a transmission line, the

ratio of the maximum voltage to the minimum

voltage or maximum current to the minimum

current; also the ratio of load impedance to in-

tended (50 ohms) load impedance.

THD Total Harmonic Distortion

translator A transmitter designed to internally change an FM

signal from one frequency to another for retrans-

mission. Used in conjunction with terrestrial-fed

networks.

satellator A transmitter equipped with an FSK ID option for

rebroadcasting a satellite-fed signal.

UHF Ultra High Frequency; frequencies in the 300 to

3000 MHz range.

VCO Voltage-Controlled Oscillator

VHF Very High Frequency; frequencies in the 30 to 300

MHz range.

VSWR Voltage Standing-Wave Ratio; see "SWR."

Wideband See "broadband."

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Crown FM250 Instrukcja Użytkownika Strona 38