Usually I don’t hear anything on 15m most of the time. Strong Station on 15m After 10 pm tallies with the Solar Terrestrial Data shown on QRZ.COM which
To start with, we will go through the list of topics to be learned while appearing for the amateur radio licence examination (ASOC) in India. Most of you
Amateur radio is a wonderful hobby in which radio amateurs with a valid license in their country communicate using two way radios with amateur radio operators around the
The concept of antenna aperture is easy to explain if you look at a horn antenna, though it applies to all antennas including a dipole antenna which has
Efficiency of the antenna is the ratio of power radiated by the antenna to the power supplied to the antenna. Antennas can be very simple dipole antennas or
It was the South Jakarta DX Contest 2024 https://sjdxcontest.com/ The time window was consistent with grey line propagation! Signals faded within about one hour.
Three main types of configurations in which transistors are used are the common emitter, common base and common collector. While two leads each are needed for input and
Listened to the pass of International Space Station Cross Band Repeater at about 5.20 pm IST (UTC + 5.30) hoping to have some contacts as the SSTV transmission
When the last G5 Extreme Geomagnetic Storm occurred in May 2024, I was on 40m and suddenly lost propagation to all the longer distance stations and we could
