From: Peter H. Coffin (hellsop_at_ninehells.com)
Date: Mon Feb 10 2003 - 10:44:45 PST
On Sat, Feb 08, 2003 at 11:18:16PM -0500, Nancy Haitz wrote:
> According to the electrical engineer/motor designer I live with,
> finding a true sine-wave DC to AC adapter would be rare and expensive.
> And, unnecessary if used with a laptop or Newton correctly.
>
> The laptop or Newton is drawing its power from its own internal
> (rechargeable) battery. So the device is getting clean power from its
> own battery.
>
> The battery charger is plugged into the AC outlet on the converter box.
> The fuse prevents power spikes. The car's battery, which powers the
> cigarette lighter when the engine is not running, prevents a power
> outage.
There was a fairly long discussion of inverters etc recently on
sci.geo.satellite-nav. It might be worth spending some time digging on
Gooja.
--
45. I will make sure I have a clear understanding of who is responsible for
what in my organization. For example, if my general screws up I will not
draw my weapon, point it at him, say "And here is the price for failure,"
then suddenly turn and kill some random underling. --Evil Overlord List
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