My name ist Christopher and I am from Kiel (JO54bi), the capital of Schleswig-Holstein at the coast of the Baltic Sea. Since June 2023, I am a licensed ham radio operator.

My callsign is DO9CK and my DMR ID is 2631337.

I am interested in portable and mobile radios, therefore my equipment is mainly QRP-like and operates on VHF/UHF:

  • Icom ID-5100E as my mobile VHF/UHF FM transceiver, also for D-Star operation
  • Yaesu FT-818nd as my „Swiss Army Knife“ for HF/VHF/UHF with low power
  • Yaesu FT-5D as my portable, also for YSF (C4FM) operation
  • Two Retevis RT3S as my portables for DMR operation
  • Komunika GP-Mini-Dual VHF/UHF-Antenne for up to 300 W
  • Moonraker Whizz Whip HF/HF/UHF-Antenne for up to 10 W with FM resp. 25 W with AM/SSB/CW
  • A selfmade dipol antenna for VHF/UHF
  • Several end fed lambda-half wire antennas for 15m to 70cm
  • Two RTL2832/R820 based SDRs, one with a VHF/UHF and one with an HF antenna
  • Two MMDVM dual-hat hotspots, one for DMR and one for D-Star and C4FM
  • A NanoVNA and a TinySA Ultra along with VSWR and Power meters
Icom ID-5100E, Yaesu FT-818nd and Yaesu FT-5DE
Icom ID-5100E, Yaesu FT-818nd and Yaesu FT-5DE