Tuesday 31 July 2012

Microscopic Californian Diamonds, Topaz & Zircons. By Silliman, 1873


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Unrelated to this post, below is an example of
eclectic science esoterica 


A large current low voltage bipolar dynamo built for electrolytic work and here shown to illustrate the large size commutator and copper brushes necessary to collect the large current. The machine here illustrated gives 310 amperes at 7 volts when running at a speed of 1400 RPM, corresponding to an output of 2.17 kilowatts.





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WARNING - Many subjects outlined within this site are extremely dangerous and are provided here for information only. Please don`t experiment with high voltages or chemicals unless you are fully conversant with safe laboratory practices. No liability will be accepted for death, injury or damage arising from experimentation using any information or materials supplied.