AFC-> automatic frequency control
B/W-> black&white
C/S-> cycle per second
DB-> decibel
ADC-> analog to digital convertor
DAC-> digital to analog convertor
DIP-> duel in line package (ic)
SIL-> signal in line (ic)
BPF-> band pass filter
AVC-> automatic volume control
AC-> alternating current
PIN-> personal identification number
BSC-> base station controller
BTS-> base transmitting station
UIM-> user identification module
CPU-> central processing unit
ROM-> read only memory
RAM-> random access memory
SIM-> subscriber identification module
MMS-> multimedia message service
SMS-> short message service
OSD-> on screen display
LCD-> liquid crystal display
OSC-> oscillator
RX-> receiving
TX-> transmitting
ESN-> electronic serial number
IMEI-> international mobile equipment identity
PLMN-> public land mobile network
GPRS-> general packet radio system
TDMA-> time division multiple access
CDMA> code division multiple access
GSM >Global system of mobile communication
