Rockbox mail archiveSubject: Re: Ondio battery runtime (was: Need a new player - recommendations appreciated)
Re: Ondio battery runtime (was: Need a new player - recommendations appreciated)
From: Bluechip <csbluechip_at_gmail.com>
Date: Thu, 26 Jan 2006 06:39:07 +0000
You can buy plastic shells that are the same size a batteries.
Connect a socket or a couple of wires to one and use whatever power source
you wish :)
>On 1/25/06, Rainer H. Rauschenberg <rainerh_at_wiwi.uni-frankfurt.de> wrote:
> > On Tue, 24 Jan 2006, [IDC]Dragon wrote:
> > > Yes (although such batteries do exist), the Ondio works on 3 AAA
> cells. NiMH
> > > works, too, but you need an external charger. The runtime varies a lot,
> > > because the internal DC/DC converter chip is mixed quality.
> > Is there a strategy or are there tips to maximize runtime? I use the Ondio
> > in my fully-faired recumbent tricycle (aka velomobile) and it's quite cold
> > here in the moment, so runtime with 950 mAh NiMh is below 4 hours, which
> > means I have to recharge them daily (after 2 hours runtime).
> > Ich thought of possibilities to add an external power supply, but I'm not
> > sure how to do it yet.
>You could either try to carry the ondio closer to your body so it does
>not get that cold, or try to feed it some current via the usb-plug.
>IIRC, the device cannot be charged from usb, but usb-file-access can
>be done without batteries because the device takes power from usb.
>I think others have done such hacks on the JBRv2: Get a spare
>UsbMiniB-Plug (or rip one off from a spare cable), find out the two
>extreme ends pins and feed it some 4-5 volts.
Received on 2006-01-26