Satellite
Demo
by
Dave WB8RRQ
Attached is the field_d.jpg
file which contains the wx satellite image that I downloaded during field day
with the XWARN club. Let me know if I missed some information that may be of
interest to others.
The technical information is as follows:
Satellite Information:
Satellite: NOAA12
Start of Pass: 23:17 UTC
End of Pass: 23:33 UTC
EPOCH: 36979
Pass: South to North
Downlink Freq: 137.5 MHz
Receiving Station:
Antenna: Quadrifilar Helix (Ref QST August 1996)
Receiver: Yaesu FT-50-RD
Frequency: 137.5 MHz
Modulation: Wide FM
Image Storage: Audio Tape Record
General Description: The audio output from the receiver was feed into the
microphone input of the audio tape recorder.
Image Processing:
Hardware: PC (486-120) with sound card.
Software: Wettersatellit Amateurversion V 2.30 (freeware) (Ref QST August 1997)
General Description: The audio output from the tape player was feed into the
microphone input on the sound card. By setting a few parameters the software
does the rest.
The downloading of the wx image was performed at the XWARN Field Day site. The
image processing was performed at my home QTH later in the evening.
Other items of interest:
Satellite tracking software: WinOrbit
(Ref:http://www.sat-net.com/winorbit/index.html)
Picture Attachments:
