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BR-9C combined Geiger counter and EMF meter – initial impressions
ByGarfI just bought a Geiger counter from a seller on AliExpress. Well it’s actually a Geiger counter and EMF (electromagnetic field) meter, all combined into a single device. I have no idea who actually makes these things. There is no branding other than a model number “BR-9C”. Though I did discover that the enclosures used…
Digital pictures | Electronics | Journal | LED | Lighting | Photography | Studio Photography | TechnologyMy studio at night
ByGarfMore LED experiments – this time using some small daylight LED and a 12 volt DC power supply to light the Dexion racking.
Digital pictures | Electronics | Equipment | FAQ | Journal | LED | Lighting | Photography | Studio Photography | Technology | ZoneminderFed up with wall warts?
ByGarfOne of the problems with modern life is the plethora of plug-in mains adaptors or “wall warts” as they call them on the other side of “The Pond”. Aside from the mess of wires, and the fact that often they are plugged into multi-gang power sockets an heaped on top of one another, building up…
New Servers in Chieftec cases
ByGarfEditors note: these were our last Windows server builds. These machines were both upgraded to GNU/Linux in 2008, and MS Windows was completely removed. 2005-05-20 New MS Windows NT Server servers in Chieftec cases.
FAQ | Internet Radio | Journal | Linux | Radio | TechnologyNew BBC internet radio streams 2025
ByGarfEditor’s note: TL;DR Latest streams can be found here. For reasons best known to itself, the BBC decided to close many of its internet radio streams yesterday (2025-01-21). Fortunately there are alternatives. After a bit of scrambling and hacking, I’ve been able to cobble together an updated list of BBC national and local radio stations,…
Digital pictures | Equipment | FAQ | General | Journal | Photography | TechnologyIs a smartphone a substitute for a proper camera?
ByGarf“Is a smartphone a substitute for a proper camera?” was an interesting question, posed on a photographic forum to which I belong . It certainly got me thinking… Firstly, I think there is a certain element of “using the right tool for the job” here. An analogy if I may: one can (un)do most screws…
