ON3JT https://validator.w3.org/feed/docs/rss2.html 0 The last High Altitude Balloon this year. ISS SSTV Transmissions December 2021 Mailchimp and SPF records About ON3JT APRS Tracker Synology Drive Client sync problem Archive Still alive Reception test with radiosonde antenna Antenna for RadioSonde RX UBA Spring contest 80M Shack Programming cable for Anytone AT-778uv First test with RTL-SDR v3 stick SAQ reception Christmas 2019 Conditions on VHF Tiny webcam from broken laptop HAM radio in the International Space Station HAM humor in WSJT-X (wsjt-z mod) FT8 on 160m this evening First mod on AnyTone AT778uv Ordered a NanoVNA off eBay Picked up VLF receiving again SPF records part 2, problem solved at UBA.be Online logbook My homebrew vertical multiband hf antenna FT4, first QSO Cantenna for the 23cm ATV band Repair a Diamond X200 VHF/UHF antenna Hooray, no spam in here Putting the multiband HF antenna back in it’s original position CQtube, the YouTube for the Ham Radio Community My first PSK31 qso with Brazil (PY2VA) Sitemap AWG to metric conversion table SAQ Grimeton reception in 2005 German NAVY VLF transmitter DHO38 CQ from SAQ VLF transmitter july 2007 Historical transmission of SAQ on 17,2 kHz BITX20 status My favourite tool for listening to webradio’s Short 40m dipole antenna, part 1 Short 40m dipole antenna, part 2 Programming a PIC processor with a cheap USB to RS232 adapter Reception of the VLF transmitter SAQ on june 29th 2008 My first qso into the USA using psk31 on 20m Digital Radio Mondiale reception with a simple setup SAQ will be aired again on Christmas Eve My first 30m WSPR experiments with a strange call showing up QSO with SV1EAG and webcam feedback