This weekend was the CQ WW World Prefix Contest (WPX) and RTTY has never been so popular. The bands were once again packed with RTTY, with most of the big contest stations making their mark. I used the Secret Nuclear Bunkers club call MX0SNB, as its quite rare and was more popular than a standard […]
Category: Blog
Canvey Radio Rally 2017
The first rally of the year Canvey, organised by SEARS can sometimes be snowy, cold and wet being in February. This year it was quite mild, so no need for the snow boots thankfully. Transport was provided by Peter G0IAP, and we were joined by Dave G7UVW. We arrived in good time around 9.45 and noted […]
5 MHz WSPR signal reports over 24 HRS
George M1GEO has recently been running a SDR decoding WSPR on several HF bands at the same time. Very much work in progress, I thought it would be good to try WSPR spots over a 24 Hr period and then graph the results. George is located on JO01OK and thats 119 KM away from my […]
QRP labs Ultimate 3S Part 2
Welcome to Part 2, the project started in Part 1 and this covered the initial build and setup of the Ultimate 3S. Changes to the TXM are possible but require you to manually change the LPF and input a new frequency via the software. QRP labs have developed a relay switched LPF kit, and Part 2 covers the […]
GPS Track my Cat
Have you ever thought I would really like to know what the cat gets up to during the day? No, OK its just me then. Anyhow, I was surfing one of the many ChinaBay websites the other evening and spotted a rather cheap “Pet tracker”. Marked as D69 Pet Locator, the advert suggested it could […]
LF and MF reception in an urban environment
SW listening and the ability to receive stations many thousands of miles away on HF has always fascinated me. Reception on HF, more especially LF and MF has always been a challenge due to the high urban noise floor. The doublet antenna at home while working well on 7 to 30 MHz, is a poor […]