10-25-2008, 11:44 PM
| | Re: Do not buy gadgets having proprietary batteries
> On Sat, 25 Oct 2008 13:50:26 -0400, U*U earned a 'D' by writing:
>>> Am I really talking about battery legislation here? I am indeed, and
>>> doing my best not to come off as old-fartish as Andy Rooney while
>>> doing so. What do you think – do you agree with me, or did I just
>>> waste 15 minutes of your life on an absurdly inane issue? Let me hear
>> Even Andy Rooney is laughing at you!!! I am to trade of my slim LithION
>> cellphone battery for what "AA" batteries, oh wait better be "D cells" to
>> get decent battery life.
> Nice theory, but you clearly don't know what you're talking about.
> Years ago I had a small, slim Nokia phone that used a NiMH battery
> pack that when opened revealed essentially three AAA NiMH cells.
> Battery talk and standby time was good (it only needed to be
> recharged weekly), and it supported both digital and analog
> networks. Cell phones aren't used like cameras, so despite the NiMH
> cells of that time having fairly high self-discharge rates, it had
> no measurable negative impact. Today's Eneloop AAA cells have
> higher capacity as well as lower self-discharge rates than Li-Ion
> batteries. With such small battery requirements, Li-Ion's lighter
> weight hardly matters, unless you're dealing with sub-miniature
> electronic devices intended to attach to, or dangle from ears.
> Li-Ion batteries have some nice properties, but low cost isn't
> often the case. The last several cell phones I've used had
> replacement batteries priced so high that I've never bought any of
> them. Instead, I've wastefully purchased complete duplicate cell
> phones, including chargers, manuals and new batteries for anywhere
> from 1/2 to 1/3 the cost of just the proprietary battery.
> The Panasonic portable phone I bought earlier this year has
> excellent battery life, and I can use it for hours with the battery
> indicator never showing that the capacity has been reduced by more
> than one segment. The batteries will probably last many years but
> when they're eventually replaced I won't have to worry about whether
> any expensive, proprietary, batteries can still be found, since it
> uses just two 630mAH NiMH AAA cells. Today's AAA NiMH cells are
> very inexpensive (just a couple of dollars) and have capacities at
> least up to 1,000mAH. Even low self-discharge AAA Eneloops have
> significantly higher capacity, 800 mAH, but even that's overkill
> since today's phones (and cameras too) use so much less power than
> they used to.
> I noticed that you removed sci.chem.electrochem.battery and some
> other newsgroups from the OP's original list, substituting for them
> alt.usenet.kooks. Would that happen to be your home base?
Perhaps you can explain how one could get 3 AAA cells into a phone the
size of the Motorola RAZR. Do that, and I would be a likely customer.
Until then, the lithium ion batteries are the best answer, and lighter