I was invited to speak at the Thurrock Acorns club night on using online SDR radios in SWL and Amateur Radio. The idea was to introduce members to the world of online SDR radios to people who may not be aware of their usage in the hobby. Most people have seen the great work done […]
RSGB Intruder Watch
The radio amateur community have always been vocal, that’s not a bad thing and has been very successful in allowing us to have very privileged access to the radio spectrum from DC to daylight. On some bands, we enjoy primary access and should be free from other users sometimes called intruders. Other parts of the […]
12 into 5 doesn’t go
A couple of months ago I demonstrated to myself just how 12 into 5 doesn’t go, yes I know maths (or math if you speak American). Unfortunately for me, this was more of an electrical disaster, putting 12v into my 5v QRP Labs Ultimate 3s transmitter. The display glowed unsurprisingly bright, and then blank. At […]
Zwolle Radio Rally – Netherlands
On the 2nd November 2019 we completed a new amateur radio rally / convention in Zwollle in the Netherlands. Travel was via the Hook of Holland Ferry, and the fun began right from the start. I collected Dave G7UVW and we headed up the A12 towards Harwich, leaving a lot of time for any unforeseen […]
Decoding 433 MHz Signals with RTL SDR
One of the members at the radio club Merlin suggested trying out this sensor decoding program for the RTL SDR receiver. You can view and order one online for just a few pounds. The software RTL 433 is a generic sensor decoder, and it will decode and display a variety of environmental data. Despite its […]
Bank Holiday Radio Weekend
August is the last Bank Holiday of the year, and with the weather set to be 30c+, it provided the ideal weekend to play some radio. Members of LEFARS and SNBCG came together at Kelvedon Hatch Secret Nuclear bunker for a 3 day radio weekend, including BBQ and camping. Some members of the advanced party […]