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Transcript
DR6000-2/DR7000-2 Service Manual
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)
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 Compensated Crystal Oscillators)
TX
(transmitter)
UL
(un-lock)
VCO
(voltage control oscillator)
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