Francisco Jose Montilla wrote:
> Here's were my question comes: Sharp headphones are 32 Ohm, I have
> an old walkman Aiwa headphones whose sound I like too much (in fact i
> tried lots of walkmans back then to find the better sounding ones). But
> they're 200 Ohm.
>
> My electronic knowledge have some dust on top, and I was wondering
> if the battery life will be shorter. My mind says that as impedance is
> higher, AC current *voltage* will actually be higher, and battery life
> will be shorter. Higher impedance: higher energy loss also...
The basic equation is V = ZI where V is the voltage, Z is the impedance,
and I is the current. Power = I^2 * Z
Increasing the impedance will lower the current, decrease power
consumption, and the volume.
--
Jim Coon
Not just another pretty mandolin picker.
mailto:[EMAIL PROTECTED]
If Gibson made cars, would they sound so sweet?
My first web page
http://www.tir.com/~liteways
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