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HF SSB Transceiver 9323/9360/9390/9780 Technical Service Manual 1-5
Abbreviation Meaning
PLL phase locked loop
PNP PNP transistor type
ppm parts per million
PSEN program select enable
PTC positive temperature coefficient
PTFE polytetra fluoro ethylene
PTT press-to-talk
PWM pulse width modulation
PWR power
Q quality factor
RAM random access memory
REF-PWR reference-power
RF radio frequency
RFDS royal flying doctor service
RMS root mean square
ROM read only memory
Rx receive; receiver
SCF suppressed carrier frequency
SCL synchronous clock
SDA synchronous data
SINAD signal + noise + distortion-to-noise + distortion ratio
SOT select on test
SSB single sideband
TCVR transceiver
TCW tinned copper wire
THD total harmonic distortion
TPE to program enable
Tx transmit; transmitter
USB upper sideband
VCO voltage controlled oscillator
VDR voltage dependant resistor
VSWR voltage standing wave ratio
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