Garmin APOLLO GX SERIES Service Manual - page 40
Garmin AT
Rev --
7-2
GX Service Manual
© 2004 Garmin AT
Acronym Definition
dBm
a logarithmic power measurement expressed in dB referenced to 1 milliwatt
DC Direct
Current
DEMOD demodulation
Dsp display
DSP
Digital Signal Processor
E
Electromotive force (measured in volts)
EEPROM
Electrically Erasable Programmable Read Only Memory
EIA
Electronic Industries Association
ESD Electrostatic
Discharge
F Fahrenheit
(temperature)
FM Frequency
Modulation
GEN generator
GPS
Global Positioning System (satellite based navigation system)
HDPH headphone
HPF
High Pass Filter
HphLv headphone
level
Hz
Hertz (cycles per second)
I
current (measured in amperes)
IcmSq intercom
squelch
IF Intermediate
Frequency
IFR
Instrument Flight Rules
INCR increment
INT intercom
I/O
Input and Output
kHz
kilohertz (thousands of cycles per second)
LED
Light Emitting Diode
LO Local
Oscillator
LPF Low
Pass
Filter
LVL level
MEM memory
MHz
megahertz (millions of cycles per second)
MIC microphone
MON monitor
MSG message
mV millivolt
NAV navigation
OSC oscillator
Pk peak
PPM
Parts Per Million
PREV previous
PRN
PTK parallel
track
PTT
Push To Talk
PWR power
R
resistance (measured in ohms)
REF reference
RF Radio
Frequency