- US Coast Guard Asset Guide Updated 9/30/2012
- US CBP COTHEN Net Updated 9/30/2012
- UHF 225-380 MHz Milcom Spectrum Holes
- The Ron Perron Military Callsign 3-31-2013 List
- Brasstown Civilian / Military Aero Frequencies
- What is an Emergency Action Message or EAM?
- Fleetsatcom Milsat Communications System
- Ultra High Frequency Follow-On (UFO) Milsat Program
Wednesday, February 20, 2013
TACSAT-4 Dowlink Active
Our friendly Tacsat 4 (2011-052A) DoD Milsat is on an ascending pass towards apogee right now and located 11,900 km in altitude just south of Puerto Rico. It's 253.000 MHz downiink is active with AM ATC traffic picked off by its uplink. The 253.000 MHz downlink is a flame thrower here in Btown right now. None of the other known UHF downlinks are currently active.