In alt.engineering.electrical "Watson A.Name - \"Watt Sun, the Dark Remover\"" wrote:
|
| wrote in message
| ...
| In alt.engineering.electrical Dave Platt wrote:
|
| | They're roughly comparable, under conditions of moderate load (e.g.
| | 100 mA or so). The Duracell performance spec indicates that a
| MN1500
| | AA alkaline cell has a service life of around 20-22 hours at 100
| mA...
| | and this assumes that the battery can be drawn down all the way to
| 0.8
| | volts per cell. This work out to around 2000-2200 mAh, and this
| | figure seems to be good for discharge rates from trickle-load up to
| | around 400 mA.
|
| My noice-canelling headphones run from a single AAA battery. I bought
| an 8-pack of Duracell MN2400B8 (AAA) in late June and have put about
| 80 to 90 hours on the first cell (still have 7 in the pack), and it's
| still running fine. So this must be drawing a lot less than 100 mA.
|
| Must not be very noisy. ;-) What brand and model are they?

EarHugger[tm] EH1420-NC

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| Phil Howard KA9WGN | http://linuxhomepage.com/ http://ham.org/ |
| (first name) at ipal.net | http://phil.ipal.org/ http://ka9wgn.ham.org/ |
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