Utility Signals
From Signal Identification Wiki
Click the name of a signal to see more detailed information, possible decoding, and additional sound and waterfall samples
| Inactive (No longer in use) |
Active (Currently in active use) |
Status Unknown or Intermittent |
| Signal Name | Description | Frequency | Mode | Modulation | Bandwidth | Location | Sample Audio | Waterfall image |
|---|---|---|---|---|---|---|---|---|
| Alps Electric Co. TWB1U840 Key Fob | Alps Electric Co. TWB1U840 Key Fob for Nissan Sentra, Nissan Versa, and Nissan Leaf model years 2013-2017+. | 314.975 MHzMegaHertz (MHz) 10^6 Hz | WFMWideband Frequency Modulation | FSKFrequency-Shift Keying | 100 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| BMW Key-Code signal | This coded signal was sent by BMW Car-Key. It is used to open and lock bimmer doors. | 433 MHzMegaHertz (MHz) 10^6 Hz | FMFrequency Modulation | ASKAmplitude-Shift Keying | 10 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| California Smart-Meter | This is a signal from a Californian Electricity 'Smart Meter'. Each house is now fitted with one of these, and they are strong - typically 50 dBThe decibel (dB) is a logarithmic unit used to express the ratio of two values of a physical quantity, here the strength of a received signal. above the atmospheric noise level. | 902 MHzMegaHertz (MHz) 10^6 Hz — 928 MHzMegaHertz (MHz) 10^6 Hz | 15 kHzKiloHertz (kHz) 10^3 Hz | United States | — |  |
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| CompuLert | Low speed FSKFrequency-Shift Keying telemetry to monitor and control warning sirens that are used to warn the public of threats such as tsunamis, severe weather, chemical spills and civil emergencies. | 453.375 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | FSKFrequency-Shift Keying | 5 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Denso 4EA Key Fob | Denso Wireless Key Fob 4EA built by Denso Corporation for General Motors auto brands Chevrolet and Buick. Used on Chevrolet Camaro and Malibu from 2016+. Used on Buick Lacrosse 2017+. | 433.92 MHzMegaHertz (MHz) 10^6 Hz | AMAmplitude Modulation | AMAmplitude Modulation, ASKAmplitude-Shift Keying | 15 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Distributed Power Unit (DPU) | Distributed power refers to the placing of an extra locomotive at an intermediate point in the middle section of a train. This locomotive unit is remotely controlled from the lead locomotive, and greatly increases both the pulling and stopping power of longer trains. | 457.925 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | 6 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| ECG Telemetry | This is ECG Telemetry from a pacemaker. | 403.959 MHzMegaHertz (MHz) 10^6 Hz | FMFrequency Modulation | FSKFrequency-Shift Keying | 1 kHzKiloHertz (kHz) 10^3 Hz | Australia |  |
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| EFR Teleswitch | Europäische Funk-Rundsteuerung (EFR) Teleswitch (European Radio Ripple Control GmbH (ERA) Teleswitch) is an energy management system operated via long-wave radio. Uses two transmitters in Germany and one in Hungary. Also known by DCF39, DCF49 and HGA22. | 129.1 kHzKiloHertz (kHz) 10^3 Hz — 139.9 kHzKiloHertz (kHz) 10^3 Hz | USBUpper Side Band Modulation (Radio, referring to reception and modulation mode)Universal Serial Bus (Computer, referring to USB Ports and cables) | FSKFrequency-Shift Keying | 1 kHzKiloHertz (kHz) 10^3 Hz | Central Europe |  |
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| End of Train Device (EOTD) | Transmits train telemetry such as brake status and accidental seperation information to the head locomotive. | 427.938 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | 8 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Graw DFM-06 Weather Balloon (Radiosonde) | The DFM-06 is a standard radiosonde for most applications. It is perfectly suited for synoptic observations or military applications. | 400.01 MHzMegaHertz (MHz) 10^6 Hz — 405.99 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | FSKFrequency-Shift Keying | Europe |  |
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| Hyundai Mobis RKE-4F16 Key Fob | Hyundai Mobis RKE-4F16 Wireless Key Fob for Hyundai Sonata models 2014-Present. | 433.92 MHzMegaHertz (MHz) 10^6 Hz | WFMWideband Frequency Modulation | FSKFrequency-Shift Keying | 110 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| ISM Band Weather sensor | Data returned from a consumer weather sensor using the AlectoV1 protocol. | 433 MHzMegaHertz (MHz) 10^6 Hz | AMAmplitude Modulation | 4.4 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| ISM Band device | An ISM band device such as a power meter or a wireless doorbell. | 315 MHzMegaHertz (MHz) 10^6 Hz — 920 MHzMegaHertz (MHz) 10^6 Hz | AMAmplitude Modulation, NFMNarrowband Frequency Modulation | ASKAmplitude-Shift Keying, OOKOn-Off Keying Modulation, FSKFrequency-Shift Keying | 20 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Inmarsat IsatM2M | IsatM2M Service operated by Inmarsat on existing Inmarsat-D/D+ infrastructure. | 1,525 MHzMegaHertz (MHz) 10^6 Hz — 1,559 MHzMegaHertz (MHz) 10^6 Hz | USBUpper Side Band Modulation (Radio, referring to reception and modulation mode)Universal Serial Bus (Computer, referring to USB Ports and cables) | MFSKMultiple Frequency Shift-Keying | 1.024 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Inmarsat-D/D+ Downlink | Inmarsat D+ (and it's predecessor, Inmarsat D) is Inmarsat's satellite paging system. The main use of this technology nowadays is in tracking trucks and buoys and SCADA applications. | 1,525 MHzMegaHertz (MHz) 10^6 Hz — 1,559 MHzMegaHertz (MHz) 10^6 Hz | USBUpper Side Band Modulation (Radio, referring to reception and modulation mode)Universal Serial Bus (Computer, referring to USB Ports and cables) | MFSKMultiple Frequency Shift-Keying | 640 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz). | Worldwide |  |
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| Kiwi | Kiwi is a telemetry mode developed by CNES used on amateur rockets and radio balloons in France. | 137.95 MHzMegaHertz (MHz) 10^6 Hz — 138.5 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | FSKFrequency-Shift Keying | 12.5 kHzKiloHertz (kHz) 10^3 Hz | France |  |
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| LoJack | LoJack is a vehicle tracking system that allows vehicles to be tracked by police, with the aim of recovering them in case of theft via a small radio transceiver clandestinely installed in a vehicle. | 173.075 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | FFSKFast Frequency-Shift Keying | 10 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Nissan Car Key | Wireless entry rolling code car key. | 301.5 MHzMegaHertz (MHz) 10^6 Hz — 433 MHzMegaHertz (MHz) 10^6 Hz | AMAmplitude Modulation | 40 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Portable Traffic Lights | Signals sent from portable traffic lights that are often used at roadworks. | 154.463 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | 0 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz). | Worldwide |  |
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| Positive Train Control (PTC) | Positive train control (PTC) is a system of functional requirements for monitoring and controlling train movements as an attempt to provide increased safety. | 220 MHzMegaHertz (MHz) 10^6 Hz | RAW | 20 kHzKiloHertz (kHz) 10^3 Hz | United States |  |
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| Pursuit Wireless Car Key | Pursuit series wireless car alarm entry key, for use on vehicles equipped with Pursuit Series Car Alarm System. | 301.5 MHzMegaHertz (MHz) 10^6 Hz — 434 MHzMegaHertz (MHz) 10^6 Hz | AMAmplitude Modulation | AMAmplitude Modulation | 40 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| STP403 Bus PIT System | STP403 is a bus PITPassenger Information Terminals, such as bus timetable displays at bus stops system used to update digital displays at bus stops. STP403 was developed by French companies INEO and CESATEC. | 164 MHzMegaHertz (MHz) 10^6 Hz — 468.488 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | FFSKFast Frequency-Shift Keying | 8 kHzKiloHertz (kHz) 10^3 Hz | France |  |
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| Supervisory Control And Data Acquisition (SCADA) | Supervisory Control And Data Acquisition (SCADA) is a control system architecture that is used in industrial applications for computerized automated systems. Wireless telemetry is used on RTU's to send data to control units for operators to utilize. | 413 MHzMegaHertz (MHz) 10^6 Hz — 950 MHzMegaHertz (MHz) 10^6 Hz | FMFrequency Modulation | FSKFrequency-Shift Keying | 12 kHzKiloHertz (kHz) 10^3 Hz |  |
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| Tire Pressure Monitoring System (TPMS) | TPMS (Tire-Pressure Monitoring System), more specifically Direct TPMS (dTPMS), is a system that uses pressure sensors to monitor tire pressure on vehicles. | 315 MHzMegaHertz (MHz) 10^6 Hz — 434 MHzMegaHertz (MHz) 10^6 Hz | AMAmplitude Modulation | FSKFrequency-Shift Keying | 100 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Toyota Car Key | Wireless entry rolling code car key. | 315 MHzMegaHertz (MHz) 10^6 Hz — 433 MHzMegaHertz (MHz) 10^6 Hz | AMAmplitude Modulation | 40 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Vaisala RS41-SG Weather Balloon (Radiosonde) | Weather balloon (radiosonde) telemetry data. | 400 MHzMegaHertz (MHz) 10^6 Hz — 410 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | GFSKGaussian Frequency-Shift Keying | 4.8 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Vaisala RS92-KL Weather Balloon (Radiosonde) | RS92-KL and RS92-K are analog radiosondes built by Vaisala in Finland. These radiosondes are used for weather balloons. | 400 MHzMegaHertz (MHz) 10^6 Hz — 406 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | MFSKMultiple Frequency Shift-Keying | 200 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Vaisala RS92-SGP Weather Balloon (Radiosonde) | Weather balloon (radiosonde) telemetry data. | 400.15 MHzMegaHertz (MHz) 10^6 Hz — 405.99 MHzMegaHertz (MHz) 10^6 Hz | NFMNarrowband Frequency Modulation | GFSKGaussian Frequency-Shift Keying | 10 kHzKiloHertz (kHz) 10^3 Hz | Worldwide |  |
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| Vehicle Counting System | Data transmitted from a vehicle counting system installed in car parks. The data is frequency hopping over 10 MHzMegaHertz (MHz) 10^6 Hz. | 915 MHzMegaHertz (MHz) 10^6 Hz — 925 MHzMegaHertz (MHz) 10^6 Hz | RAW | FSKFrequency-Shift Keying | 10 MHzMegaHertz (MHz) 10^6 Hz | Australia | — |  |
| Wireless Temperature Sensor | The freezer temperature is requested by a master at regular intervals, and the slave attached to a freezer responds. The communication format appears to be a variant of chirp spread spectrum, (although the spectrum it consumes is quite narrow at ~150 kHzKiloHertz (kHz) 10^3 Hz). | 434 MHzMegaHertz (MHz) 10^6 Hz | Chirp Spread Spectrum | 150 kHzKiloHertz (kHz) 10^3 Hz | Australia |  |
Pages in category "Utility"
The following 32 pages are in this category, out of 32 total.
