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Rockbox mail archiveSubject: Re: External battery pack options for FMRRe: External battery pack options for FMR
From: Todd Lowe <tmjlowe_at_email.com>
Date: Tue, 12 Aug 2003 05:50:11 -0700 (PDT) > No idea about the battery pack, but if it provides similar power input to > the wall-wart, it should be ok. I doubt it would do any harm, so long as > the volts and amps delivered are similar yo the power unit supplied by > Archos. The battery pack supplies 6V, which is the same as the voltage from the AC adapter used for normal charging. I assume since it is intended for digital cameras, it shouldn't have voltage fluxuations much above it's listed voltage. > > I will say that 2-2.5 hours sounds very poor performance however. I > certainly get a lot longer out of mine. How do you charge the unit? Do you > remove the power as soon as the charge shows 100% in Rockbox? If so, leave > it overnight, as Rockbox currently shows 100% long before the charger > stops charging because the battery is full. Yes, it is poor performance. I charge the unit all night -- I have looked at the battery charge from the DEBUG screen, and it is the same as quoted by others (~4.25V when plugged into AC adapter at full charge, ~3.87V immediately after unplugged). I do suspect that the 180Kbps VBR files cause it to eat up the battery faster than the "average" user, but I'm not willing to downsample -- I have ~9000 high quality MP3s which I play on my car stereo and on my home stereo, and I don't want them to sound like 128Kbps crap (which sounds like "underwater" music to me on decent speakers). thanks for your reply -- Todd Received on 2003-08-12 Page template was last modified "Tue Sep 7 00:00:02 2021" The Rockbox Crew -- Privacy Policy |