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JOTA Preparations at Maliyadeva College
Ham radio enthusiasts, known as "hams," have been a vital part of the global communication network for decades. They dive into the fascinating world of amateur radio, exploring the airwaves to connect with individuals from far-flung places. On an island...
Amateur Radio
JOTA 2022
JOTA (Jamboree On The Air) – JOTI (Jamboree On The Internet) is considered the world’s largest digital Scout event. The main aims of this event were to support young people of all ages, to learn about communications technology, the values...
Amateur Radio
Workshop at University of Peradeniya
A workshop & competition by the name of TuneIT was organized by the IEEE ComSoc Student Chapter - University of Peradeniya was held on 7th December 2022. I, 4S6TMP along with Nuwan 4S6NRE and Shamim 4S6SCO participated in it as...
Amateur Radio
Listen to 4S7RS-R
Experimental streaming of 4S7RS Repeater. Thank you SWL Nayana for running the streaming service.
Amateur Radio, Tech-blog
Applying for the Radio Amateur Examination
Getting your Amateur Radio Operator's License in Sri Lanka is a rigorous process. Many of you are often confused about how to apply for the Examination for the issue of Amateur Radio Operator's License. We prepared the above step-by-step guide for...
Electronics
SMT Reflow soldering at home
SMT soldering is not an issue if your PCB count and the number of SMD components are not many. But if the batch is large, then you might find it painful to sit for long hours looking at the board...
Amateur Radio, Projects
Baofeng-Sound Card Interface
This is nothing new but a DIY Sound Card Interface for many Baofeng-like hand held transceivers. You can operate APRS, SSTV, CW or any digital mode using VOX keying. I made this and confirmed working as a Fox Hunt transmitter...
Amateur Radio, Projects
SpeedX CW Key Restoration
First made by Les Logan, then by E.F. Johnson, and now by Wm M. Nye Company, the zinc bases of the Speed-X keys have been cast in the the same molds since the 1930's.
Amateur Radio, Projects
Kenwood TS-50S Digital interface
Old HF Transceivers like the Kenwood TS-50s I own do not come with a built in interface for packet/digital operation. Hams all around the world have come up with different ways to mitigate that drawback.Luckily, TS-50S design engineers have thought...
