[Fwd: Re: [Fwd: [formica] Battery links]]
Jeff Gough
-------- Original Message --------
Subject: Re: [Fwd: [formica] Battery links]
Date: Sat, 1 Mar 2008 23:16:32 +0000
From: sun joanna <jas...@gmail.com>
To: Jeffrey Gough <jdg...@ecs.soton.ac.uk>
References: <47C9A5F9...@soton.ac.uk>
I don't think i;ve received the invitation....somehow...
Jo
On Sat, Mar 1, 2008 at 6:52 PM, Jeffrey Gough <jdg...@soton.ac.uk> wrote:
> Ah, it's cos you haven't joined the Formica list. Rob sent you an
> invitation, did you reply?
>
> -------- Original Message --------
> Subject: [formica] Battery links
> Date: Fri, 29 Feb 2008 16:00:16 +0000
> From: Jeffrey Gough <jdg...@soton.ac.uk>
> Reply-To: formic...@googlegroups.com
> To: formic...@googlegroups.com
>
>
>
> Here are some companies who sell some things. Jo was volunteered to
> email some people in China! Some links to start:
>
> http://www.wanmabattery.com/WanmaEnglish/Product.asp?ProductKind=18&ProductKindName=[English]Bluetooth/MP3%20Series(30mAh-500mAh)[/English][Chinese]%C0%B6%D1%C0/MP3%CF%B5%C1%D0(30mAh-500mAh)[/Chinese]
> http://www.ibt-power.com/About_IBT_Power.html
> http://www.powerstream.com/li-pol.htm
>
> Have a look at the Wikipedia pages, but I think in our situation there's
> not much difference between lithium ion and polymer.
>
> Aim for around 200mAh, try at least to stay above 150. Bigger is
> obviously better, but will of course be physically bigger. Physically I
> think we should aim for around 20x20mm. Take about 25 as a maximum in
> any direction. Thicker is better since it means more capacity and we're
> not really worried about height.
>
> Bunnie (bunniestudios.com) recommends Chinese google for locating
> electronic parts if you can read Chinese.
>
> Cheers,
> Jeff
>
>