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KHF 1050 SYSTEM INSTALLATION MANUAL
G-2
Revison 2 23-10-09 Apr/2006
RF Radio Frequency
RMU Radio Management Unit
RTCA Radio Technical Commission for Aeronautics
RTN Return
RX Receive
SELCAL SELective CALling
SELECTIVITY The ability of a receiver to differentiate desired RF signals from
undesired signals and other disturbances within specified
frequency and dB limits.
SENSITIVITY The ability of a receiver to detect and demodulate desired signals
at specified minimum RF levels.
SIDETONE The small portion of the transmitter signal that is fed back to the
receiver’s audio circuit.
SIG Signal
SQUELCH The ability to disable the demodulated output of a radio receiver
until a preset level of RF input is received. The level of received RF
signal required to break squelch is determined by the squelch
control setting.
SSB Single Side Band
SYN Synthesize(r), Synchronize(r)
TCXO Temperature compensated crystal oscillator
TRANLINE Transmission Line
TX Transmit
USB Upper Side Band
VOL Volume
VSWR Voltage Standing Wave Ratio
XCTR Exciter (low level signal source that drives power amplified
transmitted signal).
XMT Transmit
XMTR Transmitter
Glossary of Terms and Abbreviations
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