About this manual
1-4 HF SSB Transceiver 9323/9360/9390/9780 Technical Service Manual
Abbreviation Meaning
FWD-PWR forward power
GP general purpose
GPS global positioning system
HF high frequency
HPF high-pass filter
i.e. id est, that is
I/O input/output
I/P input
I
2
C inter integrated circuit
IF intermediate frequency
IMD intermodulation distortion
imp impedance
ITU International Telecommunication Union
LCD liquid crystal display
LED light emitting diode
LPF low-pass filter
LSB lower sideband
Mmorse
MIC microphone
NAND inverted AND logic
NL noise limiter
NOR inverted OR logic
NPN NPN transistor type
NTC negative temperature coefficient
O/P output
OC open circuit
OR logical OR function
P peak
P-P peak to peak
PA power amplifier
PA/OP power amplifier/output
PC personal computer
PCB printed circuit board
PD potential difference
PEP peak envelope power
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