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Volunteers for Software Freedom Day Needed (www.softwarefreedomday.org)

Are you interested in attending or helping to organize a Software Freedom Day event? Software Freedom Day educates people about and promotes the benefits of Free, Libre and Open Source Software and Creative Commons multimedia. The Digital Freedom Foundation is currently planning this year’s 20th anniversary in September....

Fence tester - which resistors?

I lost my electric fence tester, probably the pigs ate it. But I opened it once to resolder the earth wire and found it’s really just a voltage divider with resistors and leds, so I can probably rebuild with stuff I have. What resistor values though? 2k to 10k V run through the fence. If any of you good people have a diagram,...

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