Recordings of the Datatrak signal

F1AFJ recordings

Provided by F1AFJ Jean-pierre, Chatellerault (JN06ht), France.

The spectrogram was created with “Spectrogram v 5.1.6” by R.S. Horne

File Date/time Frequency Recording type Length Notes
Test.wav March 2000 128kHz to 150.05kHz Spectrum recording, 44100 Hz 16bit PCM 1 min 05 secs A spectrogram is available. Spectrogram parameters:
LO=128kHz. Span=22.05kHz. Scroll=5 ms. FFT length=1024 (43 Hz/bin). Resolution bandwidth=86.1 Hz.

GW4EYO recordings

Provided by Clive GW4EYO.

These were recorded with an RF-Space SDR-IQ receiver, using the SpectraVue software.

File Date/time Frequency Recording type Length Notes
0-190 03Aug07.wav 03-Aug-2007 0 to 190 kHz Quadrature (I-Q) spectrum recording, RF-Space SDR-IQ receiver. 04 mins 15 secs
5-145 31Dec08.wav 31-Dec-2008 5 to 145 kHz Quadrature (I-Q) spectrum recording, RF-Space SDR-IQ receiver. 31 secs

Provided by Antonio Paredes.

File Date/time Frequency Recording type Length Notes
132U-datatrak_arg-28sep11-0210z-tony.wav 28-Sep-2011 02:10 132 kHz Demodulated, upper sideband mode, 11025 Hz 16bit PCM 23 secs
145U-datatrak_arg-28sep11-0208z-tony.wav 28-Sep-2011 02:08 145 kHz Demodulated, upper sideband mode, 11025 Hz 16bit PCM 33 secs
  • Last modified: 2022/04/29 02:10
  • by philpem