Phil Karn's following
- Abraxas3dAbraxas3d
- Chris Thompson G0KLA / VE2TCPac2cz
- Alexandre Dulaunoyadulau
- Ashhar Farhanafarhan
- akdworak
- bazingaJojobazjo
- Chris Evanscevans01
- donzelot
- Franco Venturifventuri
- hotelzululimahotelzululima
- claudioiclac
- Kenji Rikitakejj1bdx
- Jakob Ketterljketterl
- John McMellenjmcmellen
- Kārlis Gobakgoba
- Marco Cogonimcogoni
- Paul WilliamsonMustBeArt
- najderr
- Phil Ashbyphlash
- Robert X. Segerrxseger
- The Search for Extraterrestrial Intelligence at Hat Creek Radio ObservatorySETIatHCRO