ABT ABT ABT
ADR ADR ADR
AGN AGN AGN
ANT ANT ANT
AS AS AS
BCI BCI BCI
BK BK BK
BTU BTU BTU
BUG BUG BUG
BURO BURO BURO
B4 B4 B4
CFM CFM CFM
CL CL CL
CONDX CONDX CONDX
CQ CQ CQ
CUD CUD CUD
CUL CUL CUL
CW CW CW
DE DE DE
DR DR DR
DN DN DN
DX DX DX
ES ES ES
FB FB FB
FER FER FER
FM FM FM
FREQ FREQ FREQ
FWD FWD FWD
GA GA GA
GE GE GE
GL GL GL
GM GM GM
GN GN GN
GND GND GND
GUD GUD GUD
HI HI HI
HR HR HR
HRD HRD HRD
HW HW HW
K K K
KN KN KN
LID LID LID
MNI MNI MNI
MSG MSG MSG
N N N
NIL NIL NIL
NR NR NR
NW NW NW
OC OC OC
OK OK OK
OM OM OM
OP OP OP
OQRS OQRS OQRS
PSE PSE PSE
PWR PWR PWR
R R R
RCVR RCVR RCVR
RFI RFI RFI
RIG RIG RIG
RPT RPT RPT
RPRT RPRT RPRT
RST RST RST
RTTY RTTY RTTY
RTX RTX RTX
RX RX RX
SAE SAE SAE
SASE SASE SASE
SIG SIG SIG
SIGS SIGS SIGS
SK SK SK
SKED SKED SKED
SN SN SN
SNR SNR SNR
SRI SRI SRI
SSB SSB SSB
STN STN STN
T T T
TEMP TEMP TEMP
TKS TKS TKS
TNX TNX TNX
TU TU TU
TVI TVI TVI
TX TX TX
TXRX TXRX TXRX
U U U
UP UP UP
UR UR UR
URS URS URS
VY VY VY
W W W
WID WID WID
WKD WKD WKD
WKG WKG WKG
WX WX WX
XCVR XCVR XCVR
XMTR XMTR XMTR
XYL XYL XYL
YL YL YL
Z Z Z
44 44 44
51 51 51
73 73 73
88 88 88