Absolutely new beginner here. Getting an intermittent signal at 1090.12 MHz, just above regular ADSB. Tuned to 1090 in the image. Other signal is to the right in the waterfall.1yr ⋅ slukeo ⋅ r/signalidentification
RSDN-20 Alpha navigation signals from Russia, inactive for years, now receivable again on VLF1yr ⋅ Dagius ⋅ r/signalidentification
For thread Strange antenna configuration-post replies there!1yr ⋅ dwilson271 ⋅ r/signalidentification
Very strong signal on 452.7mhz, transmits every minute on the dot for about 5 seconds. CA, USA1yr ⋅ cateatdogfood ⋅ r/signalidentification
First time seeing anything like this, anybody know what kind of signal it is? (South Korea)1yr ⋅ XineOP ⋅ r/signalidentification
At 5Mhz, I hear a slight voice occasionally and a metronome. I can send a recording if needed.1yr ⋅ IMakeWaifuGifsSoDmMe ⋅ r/signalidentification
Any ideas what this wide signal is on 1.8 GHz in the Washington State (USA) area? Seen at 0300 UTC on June 301yr ⋅ sdr_whatthe ⋅ r/signalidentification
What are these signals which are found around 26MHz to 31MHz?2yr ⋅ ianupamsaikia ⋅ r/signalidentification
Found inbetween a bunch of DMR sites in the UHF bands. What radio system is this?3mo ⋅ PinkPrincess010 ⋅ r/signalidentification
Anyone know what this is? Couldnt find anything on sigid wiki1yr ⋅ Pengi-Plobes ⋅ r/signalidentification
Mystery data signal in the VHF commercial public safety band - USA - sounds like a two-tone beep?1yr ⋅ -Samg381- ⋅ r/signalidentification
Can anyone help me with the selected signal, I have seen them a few time now but no clou what it is.1yr ⋅ Phoenix-64 ⋅ r/signalidentification
What modulation is this? It's on 886.4MHz heating control thing (danfoss cf-rd)1yr ⋅ Tovarish_Petrov ⋅ r/signalidentification
[7350KHz] a show ended on China Radio International and then this started happening. is it to occupy the signal or something?2yr ⋅ iciesticy ⋅ r/signalidentification
I'm trying to figure out a transmitter signal at 27.095 MHz, who has an idea of what this is? URH can't really figure this out1yr ⋅ DutchAndDangerous ⋅ r/signalidentification
What could this be? @~550 MHz (based in the city center of Rome)1yr ⋅ xXxBigNibbaxXx ⋅ r/signalidentification
There are constant, powerful, 783, 784 and 785 MHz signals at my house and I'm curious what they are. My real question, however, is what uW uW represents, on my GQ-EMF-390. I can find nothing in the manual or online. I know what uW means. Is uW uW any different?2yr ⋅ TheCuriousTarget ⋅ r/signalidentification
Heard this on what I think is a public works VHF frequency. 152.180 MHz, NFM, Pittsburgh PA. Sounds to me like POCSAG 1200 but PDW doesn't think so.3yr ⋅ b1t_viper ⋅ r/signalidentification
Rather wideband chirping on 80m? can be heard on G0XBU WebSDR which is in chesire, sounds a bit like something saying Sorry on USB, but can't hear the whole signal as the filter doesn't go wide enough.2yr ⋅ olliegw ⋅ r/signalidentification
Anyone know what signal this is? Very new to radio but I really want to figure out what this is and how/if I can decode it. On Marine VHF on 159.920mhz (audio in comments)8mo ⋅ CommunicationItchy66 ⋅ r/signalidentification
Found this repeating signal, it does look like something carrying information.2yr ⋅ GeoGemstones ⋅ r/signalidentification
This 40+ KHz wide signal keeps appearing about 6940 KHz. It sounds like STANAG 4285 but is way too wide. Is it just RFI? By comparison the signal to the right at 6920 is an actual STANAG signal.2yr ⋅ SonicResidue ⋅ r/signalidentification
250MHz, 12:45ish PM, NE Ohio. Interference or a channel that isn't being used at this exact moment?11mo ⋅ Embarrassed_Log8344 ⋅ r/signalidentification
Can anyone help ID this one please? Never stays on one frequency for long, sometimes slowly drifts, sometimes changes erratically.4yr ⋅ Easytype ⋅ r/signalidentification
Wide signal on 137.8 MHZ. It runs 24/7, started a few weeks ago.What might it be?2yr ⋅ unknown2626 ⋅ r/signalidentification
I only see this on 6 meters, is this RFI? It’s like this 24/7 and also extends a bit past the amateur band2mo ⋅ Propofolenema ⋅ r/signalidentification
Any idea what this is? (519.995MHz, New Zealand, 14khz bandwidth approx)1yr ⋅ Parzivil_42 ⋅ r/signalidentification
Just got an LNA for my RTL SDR, ended up finding this Atari-sounding signal.3yr ⋅ Mr_Engino ⋅ r/signalidentification
I'm assuming this is another OTHR but what's those signals between the chirps? heard on the Utwente WebSDR approx 4:32 GMT2yr ⋅ olliegw ⋅ r/signalidentification
What is this in the 28MHz band? (NE USA) Doesnt seem to stop at all5mo ⋅ mmm_dat_data ⋅ r/signalidentification
is this a jammer blocking R.ROMANIA or is it something els tere was no real useful audio just write noise its centerd at 13.650khz10mo ⋅ atemt1 ⋅ r/signalidentification
Any ideas what this is? It's the widest signal I've ever seen on HF, about 55 KHz wide. AM broadcasters for scale.4yr ⋅ JuanTutrego ⋅ r/signalidentification
[1175-1225KHz] this strange looking signal is jumping around in a pattern, what is it and can i do anything with it?10mo ⋅ iciesticy ⋅ r/signalidentification
Does anyone know what signal this is ? (audio in comment)2yr ⋅ ConfusedSDR-User ⋅ r/signalidentification
Bursts of different intensities but equal time on HF (on different frequencies near 5.77MHz) ? 8:30PM AST, Dominican Rep.4yr ⋅ CuriousAntenna ⋅ r/signalidentification
Fairly sure this signal at 433.92 MHz is from a Hyundai key fob, but I see this signal repeatedly at all hours of the day and would like confirmation. (NYC, IQ file in comments)4yr ⋅ ami98 ⋅ r/signalidentification
UK; 456MHZ 12-15Khz bandwidth. Tried SigWiki but no sign of something similar. Any ideas?1yr ⋅ Lunaous ⋅ r/signalidentification
What’s on 307MHz? I’m concerned about this, WIFI, and wireless home phone (2.4G), cell phones (About 800+MHz), why is this consistent? Radio stations are not this range, in Waterloo.1yr ⋅ Huge_Ad8828 ⋅ r/signalidentification
Strange signal at 13453 kHz 12.00 - 12.03UT, was it a Number Station?4yr ⋅ Bbrhuft ⋅ r/signalidentification
Sounds like silence in FM mode, seems to be moving down at a linear speed, but I've also seen it move up erratically4yr ⋅ n0change ⋅ r/signalidentification
What might be causing these strange swooping signals? Intermittently beginning around 928.89 mhz and swooping down around 928.65. Generally the same shape4yr ⋅ Nextasy ⋅ r/signalidentification
Airband with two AM audio +/- 5kHz from frequency? What is this called?4yr ⋅ uberduck ⋅ r/signalidentification
Signal at 24.175 of a guy reading bible verses. Pirate radio or a harmonic of an FM broadcast?5yr ⋅ 0x4d_ ⋅ r/signalidentification
received this signal haven't determined what it is, the yellow signal is the one i am trying to id.5yr ⋅ pighair47 ⋅ r/signalidentification
Nothing in the SigID wiki that matches this (audio in comments)4yr ⋅ Ph0t0gr4ph3r ⋅ r/signalidentification
Popped up during one of my NOAA-18 passes. Possibly telemetry? I'm not talking about NOAA-18 telemetry.4yr ⋅ raov_skins ⋅ r/signalidentification
Any ideas what this is? I've seen it around 440MHZ as well it comes and goes, I've seen it at home and at work.5yr ⋅ GhostlyCrowd ⋅ r/signalidentification
27.144 MHz - Central Europe - Something digital... Recording in comment.4yr ⋅ Jac0bas ⋅ r/signalidentification
Satellite-like signal, 18 minute duration till sudden end.5yr ⋅ Pipinpadiloxacopolis ⋅ r/signalidentification
Continuous signal at 113.100 MHz, New York NY, Jan 13. I'm using a v-dipole indoors in an apartment building.4yr ⋅ ami98 ⋅ r/signalidentification
While waiting for a satellite pass, I noticed this signal on the left. This is the first time I've seen this signal. I wasn't able to get the audio, and I'm in CO, if that helps.5yr ⋅ ToeKneeh ⋅ r/signalidentification
Pulsing signal in the VHF band. Each pulse occurs every 1/2 seconds.6yr ⋅ GeoGemstones ⋅ r/signalidentification
Strange four near peaks, seems digital, but sdrangel gives nothing :/5yr ⋅ alexandre9099 ⋅ r/signalidentification
trying to figure this out. unsure if my RTL-SDR v3 is able to catch this or not4yr ⋅ deanec64 ⋅ r/signalidentification
pager signal ? has a similar tone to pocsag but so far pdw hasn't been able to decode ? i looked up the frequency and it falls into a range licenced to a pager company in my region.5yr ⋅ pighair47 ⋅ r/signalidentification
There's dozen's of these signals around 3550-3650khz - any ideas on what they could be?5yr ⋅ randomperson114 ⋅ r/signalidentification
153.320 Mhz Southern Minnesota, constant pulse, sounds like a brief trunked radio burst.5yr ⋅ IdentifyMySignal ⋅ r/signalidentification
Found this signal briefly, at 152.58 an fcc licence search for my area doesn't show any thing at this frequency. Any idea what it could be ?5yr ⋅ pighair47 ⋅ r/signalidentification
Ring Data signal on 167.375mhz, what kind of data is this? (Audio inside)6yr ⋅ LanguageManiac ⋅ r/signalidentification
Can anyone help with this electronic bus signal? Only a signal wire and ground, but proto is not 1-wire.7yr ⋅ dirtypete1981 ⋅ r/signalidentification
Persistent and long-running signal at my location, extremely strong and/or on-premises, 464.25MHz, appears digital. Sounds like an engine running on an old '80s video game. What might it be?7yr ⋅ Atari_Historian ⋅ r/signalidentification
Need help identifying the signal - Inmarsat 4F3 98oW - Frequency 1.538 MHz6yr ⋅ pu2vlw ⋅ r/signalidentification
152.654 Mhz LSB short repeating burst with longer data bursts randomly6yr ⋅ squoril ⋅ r/signalidentification
Digital signal parked on 14.300 MHz in Japan, all day, every day, for years. What is it? (More description in comments)8yr ⋅ the2belo ⋅ r/signalidentification
Morse like signal, irregulary, Air band Voice, Germany. Can't find identification7yr ⋅ cionk ⋅ r/signalidentification
~spoopy~ USB at approximately 7477 kHz. Sounds quite ætherial.7yr ⋅ deltaSquee ⋅ r/signalidentification
Signal identification at 455Mhz, do you know what mode it is in?6yr ⋅ SDRPower ⋅ r/signalidentification
Strange repeating signal at 450.337 mHZ. Sounds a little like EAS8yr ⋅ scotch--bingington ⋅ r/signalidentification
164.375mhz - 12.5KHz bandwidth NFM. Checked sigidwiki and nothing seems to be a direct match.6yr ⋅ GeekyGamer01 ⋅ r/signalidentification
First-time submitting. Heard on 467.75 MHz NFM. Irregular repetition; image shows 2 groups of 3 but sometimes just one burst. Not on a regular interval. Some kind of pager, maybe? (Pittsburgh, PA)8yr ⋅ DeusExNoctis ⋅ r/signalidentification
Non-stop beeps with an interesting counter-signal (Toronto, 445.287MHz). Some kind of radar?8yr ⋅ CuriousAntenna ⋅ r/signalidentification
