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DP485 Service Manual
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Appendix 1 Abbreviations
AMP
Amplify, amplifier
ANT
Antenna
APC
Automatic power control
BPF
Band-pass filter
CTCSS
Continuous tone control squelch system
DCS
Digital code squelch
DEMOD Demodulation
E2PROM Electrically Erasable Programmable Read-Only Memory
HPF
High-pass filter
IDC
Instantaneous deviation control
IF
Intermediate frequency
LED
Light-emitting diode
LNA
Low-noise amplifier
LPF
Low-pass filter
MCU
Micro control unit
MIC
Microphone
MOD
Modulation
MONI
Monitor
PLL
Phase lock loop
PTT
Push-to-talk
RX
Receiver
SPK
Speaker
TCXO
Temperature controlled crystal oscillator
TX
Transmitter