Aircraft
Communications Addressing and Reporting System
Digital
Voice Scrambling (US govt/mil)
ARQ-M2
(Moore Code)
ARQ-E3
200 baud idling
Amateur
CLOVER
Coherent
on MS25 and ET 1 calling CQ. Compressed here.
DCF77
Time Station Signal
DECCA
HF Radio Navigation System
Differential
GPS, Minimum Shift Keying
Differential
GPS, Quarternary Phase Shift Keying
Feldhell
CQ
GMDSS
Marine SELCAL System (presumed)
Hyperbolic
Radio Navigation System
ICAO
Aeronautical SELCAL
Link-11
Network (NATO mil)
LORAN-C
Long Range Radio Navigation System
Morse
Code
MTHell
CQ
MT63
calling CQ
Non-Directional
Beacon
Over-The-Horizon
Radar (probably US mil)
PACTOR
200 baud
PACTOR
2
PSK31
in bpsk mode
PSK31
in qpsk mode
QPSK
15 tone AX25 SABM packet
Amateur
PACTOR FEC
Amateur
AMTOR ARQ
Amateur
AMTOR FEC
Amateur
G-TOR
PACKET
(AX.25) 300 baud
Radioteletype
(Baudot 50 baud)
Radioteletype
(Baudot 50 baud? European?)
SELSCAN
Link Availability Sounder (presumed)
SITOR-A
Telex-Over-Radio
SITOR-A
Telex-Over-Radio Marker
SITOR-B
Telex-Over-Radio (broadcast)
Amateur
Slow-Scan TV (Martin-1)
Swedish
ARQ
Voice
Frequency Telegraphy RTTY
Voice
Frequency Telegraphy RTTY (USAF)
Weather
Facimile