Biography
SWL since 1957; licensed since 1964, active 1964-1992, 2020-current.
Bio: https://www.qsl.net/4x4xm/Personal-Bio.htm
Education: 1977 Msc. Physics (Molecular Physics, Physical Chem., Electro-Optics)
Specialities: Scientific Research, R&D, Sys Analysis, Management, Planning, Audit, Arbitration, Expert Witness.
Occupations: R&D of advanced physical systems, System engineering, Project manager, Expert witness, Public representative.
Interests: Ham Radio (Understanding HF propgagation), Genealogy (researcher & webmsater since 1997), Public Health, Environmental Protection, Social Justice, Political Correctness, Cooperation of Civil NGOs, Singing Choirs.
* Ham radio comeback at retirement (2020)
* Researching real-time HF propagation conditions (prediction & forecast)
https://www.qsl.net/4x4xm/HF-Propagation.htm
Equipment
1964-1992 Homebrew and modified Vintage Rig
https://www.qsl.net/4x4xm/Personal-Bio.htm#Rig
Since 2020 QRP SDR rig; magnetic loop antennas
https://www.qsl.net/4x4xm/Personal-Bio.htm#CRig