19th Century
Mystery Album, Part Two
A mystery photo album has fallen into my hands. One that has raised many questions and set a difficult puzzle. No doubt Puffins can help me solve the enigma. But for the moment, let’s allow [more…]
Technology
19th Century
Mystery Album, Part One
A mystery album has fallen into my possession presenting a number of fascinating puzzles and thus far unanswered questions. Featuring a family, most certainly of wealth and importance, no captions are written beneath or on [more…]
Engineering
Citizen Band Radio – Memories from the 1980s
I got my first CB radio in 1984. A PT40 model which I bought off a friend for £10. It was a rather basic affair but did the job for a few months. As well [more…]
Computing
Anonymising Data
The inspiration for this article was the report that so many people have opted out rHNS’s data sharing scam that they have had to postpone it. The associated throwaway comment that the data would only [more…]
Computing
A Simple R6G Dye Laser – Part 3
If you’ve been following along (well done you!) then you might recall that we need a fast switch that works at a very high voltage for the laser’s pump lamp and, indeed, for the laser [more…]
Computing
A Simple R6G Dye Laser – Part 2
Lamp Light And Laser Light Pulsed lasers, like this, use an intense burst of white light (lasting fractions of a second) to stimulate the electrons in the laser’s gain medium. In the above photo you [more…]
Computing
A Simple R6G Dye Laser – Part 1
Introduction First of all, it’s great to see that Going-Postal is still up and running. It’s always a pleasure to write an article and have it published here. It’s also good to see a lot [more…]
Arts
Mobile Phones in Schools, Friend or Foe?
So the utterly lacklustre Education Minister , Gavin Williamson a man with a personality that could challenge that of a stone and lose, has decided to ban mobile phones in schools. Well, I suppose you [more…]
20th Century
Of Scherbius, Balme, Lee, Long, Pearce, Dolley, Roe, Wileman, Hargreaves, Trotter, Fasson, Grazier, & Brown….
It is indeed strange that the names of the people listed in the article title should remain so completely unknown today. Great innovators of the Weimar Republic during the 1920s, people like Gropius in architecture, [more…]