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Page Title:
Appendix I. LIST OF ABBREVIATIONS |
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|  TM 11-5820-919-12
APPENDIX I
LIST OF ABBREVIATIONS
LO
Local Oscillator
A
LSB
Lower Sideband
LUF
Lowest Usable Frequency
AGC
Automatic Gain Control
ALC
Automatic Level Control
M
AM
Amplitude Modulator
MHz
One Million Hertz
ANT SEL
Antenna Select
MUF
Maximum Usable Frequency
B
N
BCD
Binary Coded Decimal
NVIS
Near Vertical Incidence Skywave
C
P
cw
Continuous Wave
PEP
Peak-Envelope-Power
PTT
Push-to-Talk
D
R
DC
Direct Current
Rcv (RCV)
Receive
D-RCV
Data Receive
rf (RF)
Radio Frequency
D-TR
Data Transceive (transmit/
receive)
S
F
SB
Sideband
SINAD
Signal Noise and Distortion
SSB
Single Sideband
FOT
Frequency of Optimum
Transmission or
Optimum Traffic Frequency
T
FREQ.
Frequency
TCXO
Temperature Compensated
FSK
Frequency Shift Keying
Crystal Oscillator
TTY
Teletype
H
U
hf
High Frequency
USB
Upper Sideband
Hz
Hertz
if'.
Intermediate frequency
V
K
VCO
Voltage Control Oscillator
V-TR
Voice Transceive (Transmit/
Receive)
kHz
One Thousand Hertz
KOH
Potassium Hydroxide
X
L
Xmt (XMT)
Transmit
A1-1/(A1-2 blank)
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