2.5V from an ultracap is no more dangerous than 2.5V from a couple of AA=20 batteries, at least as far as conduction through the skin is concerned. -- Bob Ammerman RAm Systems ----- Original Message -----=20 From: "V G" To: "PICLIST" Sent: Sunday, February 12, 2012 4:26 PM Subject: Re: [EE] Ultracapacitors > On Sun, Feb 12, 2012 at 4:26 PM, V G wrote: > >> Here's an interesting video I found that shows a guy shorting 2600F >> ultracapacitors in different ways. >> >> A few questions: >> >> 1. I know that these things have extremely low ESR and can therefore >> deliver an enormous power output. Considering that one has normal skin=20 >> (not >> too dry, not wet), how dangerous is one of those capacitors charged to=20 >> 2.5V? >> >> 2. Approximately at what voltage does it start becoming dangerous? >> >> 3. Anyone know of a cheap source to buy these things? >> > > Whoops, forgot the video: http://www.youtube.com/watch?v=3DEoWMF3VkI6U > --=20 > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist=20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .