Roger G3XBM's (Mainly) Amateur Radio Blog

After calling for 15 mins I eventually worked LU1HF on 28.010MHz CW this evening by F2 or TEP. He had been calling CQ for over 15 minutes w...

Further thoughts on the G3XBM answer to the Benton Harbor Lunchbox for 6m. Maybe it would be better to make the rig DSB instead of AM? The d...

WPX CW contest and 10m CW quite lively. Just worked C4I (Cyprus) at 599 with QRP no problem.

I overheard G4DEZ telling another station that he had worked the Congo on 6m CW today. This is some distance on 6m Es! G4DEZ does have an i...

Looking at project ideas, I am beginning to think about a simple 6m AM transceiver design. The starting point would be my Fredbox design fo...

Worked M0BXT tonight on 6m AM when Andrew was using a single transistor TX using a carbon mic to produce AM! His signal was RS58 with me at ...

Worked ZB2FK this evening at 2126z on 50.090MHz CW. I think this is a new country for me on the band. 10m was also in good shape with lots ...

Many people are looking for that magic antenna that takes very little space and performs very well on HF bands. Some examples of this claim ...

Last night, around 2100z, 10m was open to South America by what I assume was multi-hop sporadic-E or possibly Es linked to F2 at lower latit...

Yesterday I went to get my brain MRI scanned as part of a Cambridge University research project on speech and language. The result is attach...