Author: Johnson Francis

Most radio amateurs are interested in building their own DIY off grid solar power source and so am I. TOPCon, short for Tunnel Oxide Passivated Contact, is an advanced

Though there was a slight drizzle I decided to use my Moxon Yagi to try the 10:05 UTC pass of International Space Station. It was an Eastern pass

I used my Moxon Yagi along with RTL-SDR connected to Gpredict and SDRSharp software in my laptop. The two softwares were connected to each other by a plugin.

At last I could see some signals on the SSB segment of the RS-44 pass band waterfall. Have to perfect my technique of tuning to signals on waterfall

Tried to listen to SO-50 during a pass at 7.20 am IST (UTC+5.5). As it was a near overhead pass with about 75 degrees maximum elevation, I was

What you heard was VU2GRM calling, NA1SS Morse Code beacon from International Space Station and E21EJC having a contact with VU2GRM. This was a 31 degree maximum elevation

In a historic event, Subhanshu Shukla, Indian Gaganyatri (Astronaut) is scheduled to fly to the International Space Station on 11th June 2025 as per the latest schedule. There