Monthly Archives: September 2011

Right now…

…I sit and assemble some parts to my club project transceiver. I spent some time this evening trying to figure out why my YL’s SonyEricsson Xperia Arc did not work properly after the last software update. After testing things on … Continue reading

Posted in ham radio

Solder melted

By coincidence I found an interesting program on the internet today, DIY Layout Creator, that I wanted to try out. Suitably I had the switching logic for the TX/RX switch that I prototyped solderless yesterday and a piece of veroboard … Continue reading

Posted in Home made, Radio | Tagged ,

Switch circuit ready to build… I hope…

Tonight I took time to sit down and think about how to solve the logic to control the TX/RX diode switch for my KRAS transceiver. My idea was that I wanted to have one logic input and two outputs, where … Continue reading

Posted in Home made, Radio | Tagged ,

RX/TX Switch working (without logic)

This evening I constructed the RX/TX switch ugly style. At first it did not at all work the receiver was almost deaf taking the antenna signal through the switch… what was wrong? It took some trouble shooting before I realized … Continue reading

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