3 ms·
A wireless mouse could last indefinitely, if it used magnetic resolvers instead of encoders (and siphoned off a bit of the voltage to recharge the battery. I e
by LeifCarrotson 8y ago
A wireless mouse could last indefinitely, if it used magnetic resolvers instead of encoders (and siphoned off a bit of the voltage to recharge the battery.
I expect you could also make a self-powered keyboard with a coil and magnet under the spacebar...
- jakobegger 8y agoThe problem is, if you use the rollers to harvest energy, they would have higher resistance to rotation, and thus would slip even easier...
- tinus_hn 8y agoThe keyboard has to remain connected when you’re not using it.
- LeifCarrotson 8y agoWhy?