[sdiy] Tube amp cap discharge tool?
The Peasant
ecircuit at telus.net
Thu May 19 15:42:19 CEST 2005
> Harry...the context was "how do we do this in a tube amp". With a well
> insulated handle...how is the energy stored going to hurt anyone?
> (assuming this isn't some collasal amp that I've never witnessed..I
> mean..use some common sense.. if you see one..be sceeerd..be very
> scared). I routinely have 'let 'er rip' for the last many amps I've
> worked on and while I recommend not sticking your face right in the arc
> zone..nobody gets hurt by the 100uF 450V caps that are commonly the max
> section found in a tube amp. -Bob
While you may have the sense not to try this with a larger capacitor/voltage,
others on this list may not. Please do not assume that everybody here has your
level of technical expertise and common sense. Shorting out a power supply of
any type with a screwdriver or other direct short should be avoided at all
costs, regardless of the voltages or capacitors involved. This is a very poor
work habit which can turn around and bite you in the @ss and broadcasting this
example of poor judgement to a public mailing list invites disaster and
possible lawsuits. In DIY, safety should ALWAYS come first, we sure don't want
to lose any listmembers to injury or worse. :-(
Besides, doesn't fast discharging of electrolytic calacitors risk damage to the
capacitors themselves? Especially old tube amp capacitors?
Take care,
Doug
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The Electronic Peasant
www.electronicpeasant.com
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