12 hours ago
Today's Russian #ISS #spacewalk is underway, and I just RX'd quite strong cosmonaut chatter on 130.167MHz #FM!😀 (frequency for ISS-to-spacesuit comms👍)
Also briefly checked the suits' freqs, and heard nothing! I guess the suits' radios are low-pwr, so that was to be expected👍 https://t.co/vm0xiusPlf
21 hours ago
MetOp-C from just now. Working the bugs out of "flip-mode" tracking. https://t.co/niC6jmIErj
2 days ago
MetOp-A and C from this morning. Not included is MetOp-B because i chose to have a QSO with Costa Rica on HF in the middle of the pass and that hosed up L-Band enough to loose lock. https://t.co/VJTwF9vmqs
Monthly Archives: November 2014
Blue Force Tracking on Inmarsat
Blue Force Tracking is a GPS-enabled system that give US Military the location of “friendly” military forces. You can read more about it on Wikipedia. Inmarsat is one of the commercial satellite providers that has a contract with the the … Continue reading
Inmarsat Antenna Distribution
Inmarsat L-Band signals from both CONUS and POR need to be routed to various receivers and SDRs, this distribution system is a pretty simple solution (as shown below). It’s based on taking an L-Band signals from a dish, where pre-amplification … Continue reading
XM-1 S-Band Signal
Need to check dish alignment on S-Band? The 12.5MHz XM-1 signal is a great test signal. XM-1 is a much more interesting signal to look at than Sirius. The signal below is using a 1.8m dish.
