On Tue, Sep 6, 2022 at 12:19 PM Dave Taht via Starlink < starlink@lists.bufferbloat.net> wrote: > in an era where cubesats had about a 50% failure rate. Phil Karn KA9Q felt that this was mostly because of a poor choice of data link. I think a lot of folks were using AX-25 packet radio, which wasn't intended for satellites. He wrote a modem called BPSK1000 which can tolerate 1-minute fades as a satellite tumbles and the antenna points away from Earth. Thanks Bruce -- Bruce Perens K6BP