MORE SSTV from SURA

Saturday, 21st of August 2021 town of Nizhny Novgorod celebrated it’s 800th anniversary. In honor of this event, SURA station sent several SSTV images using their huge transmitter site. SURA is similar system as USA based HAARP. I got all the pictures sent from the SURA, but due to local thunder and lightning some of…

The All New remote RIG – Part 1.1 “Testing the HF shield”

One problem in my system is that I need to power it using cheap switched-mode power adapters. They are – well, cheap, universal, small, easy to get – and a huge source of wideband HF interference. The best solution would be to replace all these power supplies with real transformers and linear regulators, but for…