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Tag Archives: ham radio

A simple HF up converter with LimeSDR

In times like these when we are all stuck in our homes, most of us are becoming active on the radio. The best ideas come out when we are challenged and right now we are all challenged mentally, thinking what to do during the indefinite

Accurately measuring cable length with NanoVNA

Update: Now you can plot the impedance vs. distance/time plot. Click here to learn the concept. Original Post: Having a VNA opens up so many possibilities. Just last week, I reviewed the nanoVNA and found to be an interesting device to have. Having handled expensive

Transmitting DATV over the air with LimeSDR-Mini

Transmitting voice is something every ham operator must be doing regularly. There is a breed of hams which only stick to digital modes, while some prefer morse. Some ham operators go above and beyond to transmit real-time video stream over the air. Back in the

DRA818V pcb

DRA818V VHF band transceiver – Part 1

Necessity to stay connected with others is growing by the day. In cases when mobile network is out of reach and a message needs to be relayed or received, ham radio can prove to be quite helpful. Let us not get into the details as