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 First mod on AnyTone AT778uv Ordered a NanoVNA off eBay HAM humor in WSJT-X (wsjt-z mod) FT8 on 160m this evening SPF records part 2, problem solved at UBA.be Picked up VLF receiving again Online logbook My homebrew vertical multiband hf antenna FT4, first QSO Sitemap Repair a Diamond X200 VHF/UHF antenna My first PSK31 qso with Brazil (PY2VA) Hooray, no spam in here CQtube, the YouTube for the Ham Radio Community AWG to metric conversion table German NAVY VLF transmitter DHO38 SAQ Grimeton reception in 2005 Historical transmission of SAQ on 17,2 kHz CQ from SAQ VLF transmitter july 2007 Cantenna for the 23cm ATV band Putting the multiband HF antenna back in it’s original position Short 40m dipole antenna, part 1 BITX20 status Short 40m dipole antenna, part 2 My favourite tool for listening to webradio’s Current projects that needs attention QSO with SV1EAG and webcam feedback Barcodes on QSL cards, an idea Maritime Mobile ? Reception reports for ON0VRT using Google Maps PSK125 qso with Argentina My first qso into the USA using psk31 on 20m