Thanks to the magic of flickr stats, I’ve been able to track views of specific photographs on my flickr stream. Now I usually get 20-50 views per day (aside from last month when a private set was getting a few hundred views per day for over a week) and one photo in particular keeps cropping …
Continue reading “Published – well, kind of. And a nudge to google.”
Happy new year* *The Bad Astronomer explains just what a year is these days – saves me having to.
On on Dec. 16, 1947 – sixty years ago today – the world’s first transistor was constructed and tested at Bell Labs, New Jersey, USA. Those responsible for the device were William Shockley, the theorist and John Bardeen and Walter Brattain who actually constructed the first one. What started life as a heap of precariously …
I’m in need of a high-voltage, low current DC power supply temporarily for an experiment in the lab, prices for these from the usual suppliers run into the hundreds of pounds. Given that all (all but the very best ones anyway) they consist of is a string of diodes and capacitors in a Cockcroft-Walton configuration, …
I spent most of this afternoon attempting to attach two pieces of 0.25 micron Teflon tape to some larger Teflon blocks while wearing low-friction gloves. It wasn’t easy.
