VOACAP is an improved and corrected version of IONCAP, retaining all of the theory as put forth by John Lloyd, George Haydon, Donald Lucas and Larry Teters in the 1975-1985 time-frame with modifications which were suggested/approved by George Lane, Donald Lucas, George Haydon and A. D. Spaulding (a world authority on HF radio noise predictions).
VOACAP (Voice of America Coverage Analysis Program) – free professional HF propagation prediction software from NTIA/ITS, originally developed for Voice of America (VOA).
VOACAP Online – an easy-to-use Google Maps basedtool for making professional HF predictions
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...