OK0EU transmitter block schema

OK0EU transmitter of the 3nd generation (2015 up to now)

OK0EU transmitters of the 2nd generation (2005)

OK0EU transmitter of the 1st generation (2003)

Historical 3.5MHz transmitter antenna on the front wall of the observatory building in Pruhonice.
Since year 2005 a dipole is used.

Historical 7MHz antenna located in the attic.
Since year 2005 a dipole is used.

Historical receiving antennas on institute roof in Prague.
Since year 2005 one turn 1m loop is used.

Portable set for beacon reception with record made by SpectrumLab software.

Experimental receiving ferrite rod antenna gives satisfactory signal too, but about 20dB weaker.

Beacon record at night and during morning partial Sun eclipse on May 31, 2003.