Links & information

• Amsat UK - Amateur radio satellites - https://amsat-uk.org/

• Aurora Watch - Live UK aurora alerts - https://aurorawatch.lancs.ac.uk/

• BATC - British Amateur Television Club - https://batc.org.uk/

• Cleetorpes WebSDR - http://radiogeek.co.uk

• Grimsby WebSDR - http://grimsbyradio.co.uk

• Grimsby amateur radio society - https://www.grimsbyars.uk/

• HamSpots - Data modes live cluster - https://hamspots.net/home/

• RTL-SDR - RTL2832U Information & Projects - https://www.rtl-sdr.com/about-rtl-sdr/

• The Four Meters Website - 70 Mhz activity around Europe - http://www.70mhz.org/index.php?categoryid=1

• WSJT - Weak Signal Communication Software - http://physics.princeton.edu/pulsar/K1JT/

• WSPR - Weak Signal Propagation Reporter - http://wsprnet.org/drupal/wsprnet/map

• UK Six Metre Group - 50 MHz activity around the world - http://uksmg.org/landing.php

Antennas

• DK7ZB - Antenna projects - http://www.qsl.net/dk7zb/start1.htm

• DG7YBN - Low noise yagi antennas - http://dg7ybn.de/

• G0KSC - High performance yagi antennas - http://www.g0ksc.co.uk/

• YU7XL - Low noise antennas - http://www.qslnet.de/member1/yu7xl/

Antenna design

• 4nec2 - Antenna modler & optimizer - http://www.qsl.net/4nec2/

• Manna-Gal - Antenna modeler & optimizer - http://hamsoft.ca/pages/mmana-gal.php

• VK5DJ - Yagi calculator - http://www.vk5dj.com/yagi.html