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…]
Engineering
Animals
Cnuteneering, Part Twenty Seven
Welcome back to Cnuteneering, where the possible is made more difficult by bone headed ignorance, overenthusiasm and pointy metal things being brought together. You may want to refresh your memory on the project in: Part [more…]
Animals
Cnuteneering, Part Twenty Six
Welcome back to Cnuteneering, where the possible is made more difficult by bone headed ignorance, overenthusiasm and pointy metal things being brought together. You may want to refresh your memory on the project in: Part [more…]
Computing
Cnuteneering, Part Twenty Five
Welcome back to Cnuteneering, where the possible is made more difficult by bone headed ignorance, overenthusiasm and pointy metal things being brought together. You may want to refresh your memory on the project in: Part [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…]
Animals
Cnuteneering, Part Twenty Four
Welcome back to Cnuteneering, where the possible is made more difficult by bone headed ignorance, overenthusiasm and pointy metal things being brought together. You may want to refresh your memory on the project in: Part [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…]
Arts
Cnuteneering, Part Twenty Three
Welcome back to Cnuteneering, where the possible is made more difficult by bone headed ignorance, overenthusiasm and pointy metal things being brought together. You may want to refresh your memory on the project in: Part [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…]