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About Me
I am a licensed amateur radio operator with the callsign OK4MD.
QTH Prague
locator JO70FA
My Station
- TRX: Icom 7200, Xiegu X6100, Xiegu G90, multiple VHF/UHF Motorola rigs. Also a changing selection of handheld radios.
- Antennas: At my home QTH only VHF/UHF. HF only portable/mobile.
- Software: JS8Call, Direwolf, APRSIS32, SDR#, WSJT-X and more.
My Projects
- 📡 MMDVM hotspots, building and managing repeaters, contributing to expanding APRS network infrastructure in VHF 2m and UHF 70cm bands. Also LoRa APRS in UHF.
- 🛠️ Operating a DMR master server with mobile app access, C4FM YSF reflector 'CZ YSF PRAHA', UHF repeater OK0DNS (FM, DMR), simplex DMR/C4FM UHF hotspot covering the northern Jizera Mountains and region Frydlant, APRS iGATE and digipeaters (Liberec and Jizera Mountains OK4MD-1 and OK4MD-15; Sumava OK4MD-2; region Frydlant OK4MD-3 and OK4MD-14; Prague OK4MD-21).
- 👥 In cooperation with OK2JIB, I manage APRS iGATEs OK0X-1, OK0X-10, OK0BDL-1, OK0BDL-10, OK2JIB-1 and OK2JIB-10.
LogBook
eQSL.
Contact
Email: ok4md (at) seznam.cz