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Rockbox mail archiveSubject: Re: Slightly OT: Channel phaseRe: Slightly OT: Channel phase
From: SteveR <raichea_at_yahoo.com>
Date: Mon, 6 Jun 2005 10:17:22 +0100 BlueChip wrote: > 9V !!!??? > > Quick check: > > 9Volts into 4Ohms -> 2.2Amps > 2.2Amps _at_ 9Volts -> 20Watts > > That'll be "20Watts RMS" or "26Watts peak-to-peak" or "about > 1'300Watts PMPO" > So 9V would kill most desk-top speakers, but work well with stage kit. > But a little rectangular 9V battery can supply only limited current...and the voltage drops rapidly even with currents as low as 50mA. Steve. _______________________________________________ http://cool.haxx.se/mailman/listinfo/rockbox Received on 2005-06-06 Page template was last modified "Tue Sep 7 00:00:02 2021" The Rockbox Crew -- Privacy Policy |