List of Unknown Signals in Database
- 10.730 Mhz
- 145.870MHz
- 147 Mhz burst type data
- 158.430.000 mhz
- 160.282.000 in Berlin, Germany
- 236 MHZ pulses
- 260,722 MHz
- 3905 Khz
- 3985 kHz
- 40M pulsing spark gap lijke QRN every night continuing until daylight
- 418 MHZ
- 421.850 during Tour de France
- 433p90
- 444, 275 MHz
- 479.999 Uknown Beeping Signal
- 80 Meter Unknown
- 863p151p150
- 869.525
- ?? satellite maybe?
- Acer X222W monitor, sleep pulse
- Anomalous Russian signal
- Beeping morse-like signal found on 599p99 MHz
- Bermuda 460.100MHz
- Bird Song Oddity
- Bonaire
- Broadcast FM Whistling
- C4FM modulation + DSD
- CTCSS Alone
- Canada 155.325
- Constant Stream
- Constant beeping sound
- Constantly repeating signal
- Continuous chirping
- DNA-like shifting frequencies signal
- Digital SSTV?
- Digital code in UHF
- Dupliate of MPT1327
- Electronic bagpipes
- Exotic Cipher
- FRN Gateway Data 27Mhz unid
- FSK Data Rollercoaster
- Found in Kings Beach,CA near 315mhz
- Giant Band of Signal
- I am constantly geting this wave
- Is this Packet
- K3UU-Unknown
- MFSK in middle of tetra band
- Maritime Public Safety Radio Network P25
- Maybe XF faders
- Morse Code with transmitter power issue
- New possible Russian Digimode
- Nknown 472p875
- Noise on 160m
- Noise on HF HAM Bands from 0 to 30 Mhz
- Noise over all HF bands
- Noise-like signal
- Odd Signal
- Odd signal
- Oddity AM
- One Beep, Two Beeps
- One of many signals near 877 MHz
- One with squelch
- Over the Horizon Radar
- Periodic Signal - Potentially Police Related
- Police Idling Walkie Talkie Radio Signal
- Possible Russian Marker 'Airhorn' 4020kHz
- Possible low level wind shear alert system
- Possible weather station sensor on air band
- Possibly a RADAR
- Pulsar on 33.0005 GHz
- Pulsing Digital Signal
- Pulsing interference in ISM band
- RF signal modulate at low frequency
- Radiomodem 423 875
- Repeated Signal
- Repeated Tone
- Repeated across HF
- Same signal from unknow source
- Short PSK or AFSK pulses at 461.025
- Signal inconnue
- Signal that is moving down
- Similar to XPB polytone
- Single Tone
- Sliding tone
- Some Sort of Packet ?
- Some Sort of Packet?
- Some kind of MOBITEX
- Sonde type id
- Sounds like a pager
- Squiggling oddity
- Strange Musical Repeating Tone - 945.716 MHz
- Strange Signal
- Strange beeps at 1.2ghz
- Strange signal starst at 13388-13640 khz
- Strange unknown signal on 423.550 mhz
- Strong HF signal
- Strong UNID Horn-like signal
- UNID Bursts
- UNID RUSSIA USB 6 8 2019 1605Z
- UNID Telemetry
- UNID Telemetry, pulsing
- UNKNOWN 10p140
- UNKNOWN 9.170 MHZ
- UnId2LongIsland
- UnIdEastEurope
- Unid 4-FSK
- Unid ISM 900MHz
- Unid Low VHF
- Unid analogue signal - ecg like
- Unidentified 406p214
- Unidentified 433Mhz Oscillating Signal
- Unidentified 466 MHz digital signal
- Unidentified Bus Timetable Data
- Unidentified DMR Signal
- Unidentified Digital mode
- Unidentified FSK Signal
- Unidentified Signal at 2.4 GHz
- Unidentified Signal on UHF
- Unidentified digital signal on HF
- Unidentified signal (APRS-like)
- Unidentified signal at 161.252 kHz
- Unidentified signal captured overlapping ch 16 marine emergency freq.
- Unidientified (MFSK-13)
- Unindentified 438p838
- Unk Russian Intel 1
- Unk Russian Intel 2
- Unk Russian Intel 3
- Unk Russian Intel or Military lakisan
- Unk Russian Intel or Military ofdm
- Unk Russian Intel or Military СТРYНА OFDM
- Unknow Happy new year and human voice
- Unknow signal lewis county Washington state
- Unknown
- Unknown (V.29 fax machine) modem
- Unknown 07.077 MHz
- Unknown 1
- Unknown 139p024
- Unknown 139p650
- Unknown 14.522-ish
- Unknown 142p398
- Unknown 14p219
- Unknown 151
- Unknown 154p4635
- Unknown 154p46375
- Unknown 155p5
- Unknown 155p6
- Unknown 158
- Unknown 161p995
- Unknown 163p075
- Unknown 164p3
- Unknown 167
- Unknown 168p900 MHz
- Unknown 171.651600 MHz
- Unknown 172.212
- Unknown 173
- Unknown 175p4968
- Unknown 18p880
- Unknown 19.07 MHz
- Unknown 1p296
- Unknown 2.42 GHz
- Unknown 218.800
- Unknown 220
- Unknown 236p16
- Unknown 25kHz channel 800 MHz band
- Unknown 2m signal
- Unknown 3p7875
- Unknown 40
- Unknown 40 2
- Unknown 40 3
- Unknown 405p822
- Unknown 409
- Unknown 410p0
- Unknown 423p15
- Unknown 425.904 MHz
- Unknown 433p120
- Unknown 433p219
- Unknown 434p450
- Unknown 434p620
- Unknown 435p150 Trunking
- Unknown 441p660
- Unknown 443p685
- Unknown 443p886
- Unknown 443p936
- Unknown 445
- Unknown 446
- Unknown 449p936
- Unknown 451p4500
- Unknown 452p862
- Unknown 455
- Unknown 458p208
- Unknown 464.75 MHz
- Unknown 465p925 possible bus
- Unknown 465p97 MHz
- Unknown 467p260
- Unknown 468p003
- Unknown 469
- Unknown 47p980
- Unknown 487p001
- Unknown 504p690
- Unknown 550
- Unknown 648
- Unknown 6p232
- Unknown 70.208.150
- Unknown 75p219
- Unknown 78.815
- Unknown 7p1076
- Unknown 7p585
- Unknown 83
- Unknown 855p537 Chirp
- Unknown 856
- Unknown 858p9
- Unknown 85p4748
- Unknown 86p137
- Unknown 877p5
- Unknown 940.113
- Unknown 941p33
- Unknown 960.825 - 960.850
- Unknown Alarm Type Sound 4770 Khz
- Unknown Chirping 2
- Unknown DMR Signal
- Unknown Data Chirping
- Unknown FSK 434.325M
- Unknown FSK Blips
- Unknown Ham Signal
- Unknown Heli
- Unknown Helix
- Unknown MFSK on 128KHz
- Unknown Marine Band 157.740
- Unknown NFM Squelch system
- Unknown Numbers Station 4p723
- Unknown Out of Band ISM
- Unknown P25 simulcast or other trunking channel
- Unknown Pager
- Unknown Pear
- Unknown Pulse Tones - 3012.001 MHz
- Unknown Pulsing
- Unknown Pulsing Signal
- Unknown Pulsing Type of Signal
- Unknown Radar
- Unknown Ringing
- Unknown SELCAL-like signal
- Unknown Signal
- Unknown Signal 433p5MHz
- Unknown Signal 940.863 MHz
- Unknown Signal @ 940.113.970 MHz
- Unknown Signal at 695 MHz
- Unknown Signal at 7443 mhz
- Unknown Telemetry
- Unknown Thin Pulsing
- Unknown Trunking
- Unknown Trunking or Telemetry
- Unknown UHF Satcom Signal
- Unknown UHF in SARSAT Band
- Unknown VHF burst
- Unknown at 164.650MHz
- Unknown blips 447p325
- Unknown chirps
- Unknown codar
- Unknown digi mode
- Unknown digital signal in italy
- Unknown lf strong signal
- Unknown marine VHF 161.300
- Unknown modulating carrier and sidebands
- Unknown moving signal
- Unknown paging 940p862
- Unknown pulses
- Unknown radar or data
- Unknown signal
- Unknown signal at 444p019143
- Unknown signal between 424.000MHz and 425.000MHz
- Unknown signal on 145.600 MHz
- Unknown signal via 464.6 MHz
- Unknown trnking
- Unknown trunk
- Unknown trunking or data
- Unknown-1536125
- Unknown-162
- Unkown 0p012
- Unkown 156p00
- Unkown 707p999 FSK
- Unkown Periodic Signal
- Unkown Periodic Signal
- VC02 voice Morse code station
- Very weird signal in the VHF band
- WLAN Interfering with Bluetooth
- WOMEX
- Water Tower Com to water pumps
- Water plant telemetry
- Weird Signal at 6912.43
- Weird Signal on Multiple Frequencies
- Weird moving signal
- Weird pulsing
- Weird signal on 10321.5 khz
- Weird signal on military frequency
- Wide signal at 443.5 MHz
- Wide signal unknown modulation
- Wideband noise centred on 14030kHz