There was a time when transceivers only had buttons to control their functioning. Radio amateurs have given the term Computer Aided Transceiver (CAT) to a very specific device. With that CAT interface, the time has changed. You may need a USB to RS232 adapter to connect your PC to a CAT device.
Understanding the different modes of Digital Voice gives an amateur a clear picture of the bandwidth and transmission rate used by the digital voice mode. It also helps them understand which mode is easier to start with and which should be experienced later on.
QRP – low power operating is one of the most popular ham radio activities in which a ham operates at low power output of up to 5W. Connecting to other stations at such a low power is a challenge for a ham, but on the other side, it is an interesting activity for hobbyist as well.
SOTA is an amateur radio activity, which is specifically designed for shortwave enthusiasts. Hams are awarded based on their contribution and score earned. Today, SOTA is one of the most popular activities among amateur radio operators.