IQ Files

The following IQ files contain examples of some of the different kinds of signals that can be demodulated in SDRangel. They can be replayed using the File Input device.

IQ FileSizeTypeDemodulatorNotes
adsb.zip460MB2400k
16-bit
.wav
ADS-BAutomatic Dependent Surveillance-Broadcast (ADS-B) packets from aircraft
airband.zip400MB3000k
16-bit
.wav
AMMultiple channels of Air Traffic Control (ATC) voice
ais.zip600MB250k
24-bit
.sdriq
AISAutomatic Identification System (AIS) packets from ships.
Add two AIS demodulators, one +25kHz and the other -25kHz
apt.zip96MB62.5k
16-bit
.wav
APTAutomatic Picture Transmission (APT) from NOAA 18 weather satellite
bfm.zip294MB4000k
16-bit
.wav
Broadcast FMMultiple channels of broadcast FM music and voice
clock.zip160MB192k
24-bit
.sdriq
Radio ClockRadio clocks.
MSF at -50kHz, DCF77 at -32.5kHz and TDF at 52kHz.
dab.zip260MB2048k
16-bit
.wav
DABDigital Audio Broadcasting (DAB) BBC Radio Multiplex
dsd.zip5MB75k
16-bit
.wav
DSDYSF digital speech.
Set baud to 4.8k and FMd to 5k
no84.zip3MB24k
16-bit
.wav
PacketAX.25 packets received from NO-84 (PSAT)
radar.zip1MB6k
24-bit
.sdriq
SSBGRAVES radar return from International Space Station (ISS)
vor.zip170MB384k
24-bit
.sdriq
VORVHF Omnidirectional Range (VOR) aircraft NAVAIDs.
Select OCKHAM and BIGGIN VORs

Some of the demodulators require the location of the receiver. For these example files, set Preferences > My Position to Latitude: 51, Longitude: 0 which is around London, UK.