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CubeSats deployed from International Space Station

Read about the happenings and the upcoming events in Amateur Radio

CubeSats deployed from International Space Station

PostAuthor: Admin » Wed Feb 12, 2014 1:07 pm


On Tuesday, February 11, 2014 astronaut Koichi Wakata KC5ZTA successfully deployed the first of the 33 CubeSats that were launched from the Wallops Flight Facility, VA to the International Space Station (ISS) in the Cygnus freighter on January 9.

The first two of the Flock-1 constellation of 28 Dove CubeSats made by Planet Labs were deployed at about 0831 UT, it is thought there were another two Dove CubeSats deployed at 1241 UT.

In addition to the 28 Planet Labs CubeSats there are four amateur radio CubeSats – LituanicaSat-1, LitSat-1, ArduSat-2 and UAPSat-1 as well as a 915 MHz CubeSat SkyCube.

LituanicaSat-1 carries a 145/435 MHz FM transponder while LitSat-1 is thought to carry a 435/145 MHz linear transponder for SSB/CW communications.

The IARU coordinated frequencies are listed as:

• FM Transponder Uplink 145.950 MHz Downlink 435.180 MHz
• AX25 Uplink 145.850 MHz AX25 Downlink 437.550 MHz
• CW Beacon 437.275 MHz

• SSB Transponder Uplink 435.180 MHz Downlink 145.950 MHz
• AX25 Uplink 437.550 MHz Downlink 145.850 MHz

• 9k6 MSK CCSDS data format downlink 437.? MHz ... t-in-space

• AX.25 Packet Radio uplink 145.980 MHz downlink 437.385 MHz

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