WHAT'S NEW IN 2007?

1998-1999      2000      2001      2002      2003      2004      2005      2006      2008      2009      2010      2012      2013



DATE (DD-MM-YYYY)
TYPE OF UPDATE
31-12-2007
Added an improved sample of the 3 x 100Bd/1440Hz VFT system used by the Ukrainian
military or government and added improved FFT spectra of that mode.

Wishing everyone a Happy and prosperous New Year 2008!!!

30-12-2007
Added samples of the 96 Bd DFSK-System and the 100 Bd DFSK-System
used by the Ukrainian military or government
25-12-2007
Added a sample of a VFT system closely related to ITU.T R.38A 
and used by the Ukrainian military or government
24-12-2007
Added a sample of an unidentified ALM system, using a
combination of 10.5 Bd 8-FSK and 125Bd 8-FSK.
(Mystery solved - thanks to KE7HPV - for details click here)
23-12-2007
Added audio samples of the Globe Wireless FSK channel free marker and
the Globe Wireless FSK selcall system
22-12-2007
Added an audio sample of the Mobat Micom FRN8497 vocoder unit
15-12-2007
Added an audio samples of a 72-tone burst OFDM waveform. The waveform shows
a short but characteristic 1500Hz tone at the beginning of each burst. 
Any additional details regarding this  waveform is highly appreciated.
20-10-2007
Added images of the Portuguese Navy HF site at Monsanto near Lisbon and two images of the Criminal Police (Polícia Judiciária) buiding in Lisbon
02-09-2007
Added an audio sample of the Rohde & Schwarz GN2100 Automatic Phone Patch option used
in the XK2000 TXCVR series. The sample shows the link setup using MIL-STD 188-141A ALE
in connection with "User Unique Function" (UUF) to control the remote end, AMD for auto dialing,
as well as the specific voice prompts that are used by the APP unit.
25-08-2007
Added an audio sample of a Lincompex circuit with DSP 9000 scrambled voice traffic
Added a sample of a Chinese MIL 125 Bd/8-FSK robust modem
03-08-2007
Added images of the German Navy HF site at Marlow near Rostock
19-05-2007
Added new images of various embassies and other antenna sites to the HF TX/RX site image section
28-01-2007
Added a sample of PSK220F in BPSK mode

              go to digital index page