26 May
2008
26 May
'08
2:52 p.m.
Thob-4 or Throb-4X?
Simon Brown, HB9DRV
-------------------------------------------------- From: "Robert Turlington" rob_g8ate@hotmail.com
Hi All using Spectogram I analysed the audio signal from Yubileiny as follows:- main carrier 2400hz the bandwidth being 120hz wide so far as could tell. I estimate that the central carrier was pulsing at 4 times/sec, if these figures sound familiar to anybody please let me know!