NOAA 137MHz |
WXSAT 137MHz - meteo satellite
Wheater Satellite: NOAA15, 17...
Frequency: 137,5MHz* FM wide
Quadrifilar helix antenna and BF981 preamplifier.
Signal decoded with SatSignal software and usually PC sound card.
NOAA photos received by YO4HFU (2007)
Romania Blue Sky
Superb
Europe
Carpathian Mountains
VHF Receiver
Front end: Preamplifier BF981, Mixer BF961
FI FM: 10,7MHz module ...old radiotelephone, wide bandwith.
PLL: LB3500, HEF4059, CD4046.
Download PLL VHF 12,5/25KHz
Soft link & download
Decode:
http://www.satsignal.eu/software/satsignal.htm
Download Satsignal5.1.2
Record and tracking satellite:
http://www.wxtoimg.com/downloads/#downloads
Download WX.2905c