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8 NGT Transceiver System Technical Service Manual
NPN NPN transistor type
NRI NGT remote interface
NSP NGT system programmer
NTC negative temperature coefficient
O/C open circuit
O/P output
OC open collector (active low)
opamp operational amplifier
OR logical OR function
P peak
PA power amplifier
PC personal computer
PCB printed circuit board
PD potential difference
PEP peak envelope power
PIUT paper insulated unit twin
PLCC plastic J-leaded chip carrier
PLL phase locked loop
PNP PNP transistor type
p–p peak to peak
ppm parts per million
PSEN program select enable
PSU power supply unit
PTC positive temperature coefficient
PTFE polytetra fluoro ethylene
PTT press-to-talk
PWM pulse width modulation
PWR power
Q quality factor
QPSK quadrature phase shift keying
R&TTE radio and telecommunications terminal equipment
RAM random access memory
Acronym Means...
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