Ham Radio
Cheap Antenna Analyzer
Cheap Antenna Analyzer
Background
Recently, I stumbled upon 4X6UB’s post (can be found here) about his cheap HF antenna analyzer. Since I don’t have one and buying MFJ or others are expensive (Besides, building one is much more fun than…
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Ham Radio
Passive Field Strength Meter
building a Passive Field Strength Meter
Intro
Since I moved to my new QTH I’m in a constant search for an antenna. I can’t put dipole or vertical so I did some research and settled on Magnetic Loop antenna. The…
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Ham Radio
Replacing Yaesu FT-8500 Internal Battery
Replacing Yaesu FT-8500 Internal Battery
Yaesu FT-8500
Few days ago I received the Yaesu FT-8500, very old radio (the manual was printed in 1995 so I guess that’s the year this radio was produced). The radio is in good condition…
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Ham Radio
Controlling Astersik and Raspberry Pi with DTMF
Controlling Astersik and Raspberry Pi with DTMF
Intro
Not long ago I got a call from fellow ham, he planed to travel far from home and wanted the ability to control his Allstar node in case of emergency situation. When…
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