First ever “QSO” with ISS from Earth by Light “transmitter” on THz freq’s.
For the 1st time the San Antonio & Austin Astronomical Associations were able to successfully contact an inhabited object in space and have that contact confirmed photographically via astronauts onboard the ISS!! The video is of the actual flash project which involved the use of two 800 Millon Lumen spot lights and a 1 watt blue laser along with numerous participants with handheld spot lights!
4U1A ARCDXC – 2021 QRT or …?
(ARCDXC) AMATEUR RADIO CONTEST DX CLUB - has existed since 2014. Located at the UN International Centre (VIC) in Vienna, Austria. Daily actively works on the amateur radio bands.
The station's achievements...