[aprssig] Emergency Power for Ham stuff (Voltage)

Dale Laluk dale.laluk at gmail.com
Wed Jan 20 15:56:27 CST 2016


It is not the voltage that kills a person but rather the current. When to
get about 10 to 20 mA the person can't release the wires and the heart
takes a hit. Need the initial voltage to get the current flowing and
typically that is around 30 - 40 volts.

On Wed, Jan 20, 2016 at 7:32 AM, Robert Bruninga via aprssig <
aprssig at tapr.org> wrote:

> > ... Around power, keep one hand in your pocket.
> >  If you don't know what you're doing, keep the other hand in your pocket
> > too!'
>
> Which reminds me.  I'm giving these solar panels and 48v power supplies to
> youth groups to teach about solar.  When I google for "safe" low voltage,
> there seems to be all kinds of standards.  Some  as high as 60v, others say
> 50v, some say 30v AC, and of course bell circuits all use 24vac.
>
> It seems that the 48 Voc DC solar panel inherently current limited to 600
> ma
> (current relates to safety of HOT conductors, voltage is the shock
> issue)...
> is not a suable issue...(?)
>
> Bob
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