On Wed, Jun 27, 2007 at 09:48:13AM +0200, Dave Long wrote:
> I think the geometry is key: a short distance to a large vehicle
> (pancake geometry) is going to be much better coupled than a long
> distance to a small device (spaghetti geometry). (add to that the
> fact that vehicles with a m
At work we use inductive coupling to power several dozen wireless
vehicles. These aren't small, as some are moving theaters that
carry 120 people, and our newest installation is a small fleet of
electric submarines.
Frankly, I'm a bit disappointed that MIT hasn't done better
research in t
shiv sastry wrote:
On Monday 18 Jun 2007 7:39 am, Bruce Metcalf wrote:
At work we use inductive coupling to power several dozen wireless
vehicles. These aren't small, as some are moving theaters that
carry 120 people, and our newest installation is a small fleet of
electric submarines.
Could
Eugen Leitl wrote:
On Sun, Jun 17, 2007 at 10:09:05PM -0400, Bruce Metcalf wrote:
At work we use inductive coupling to power several dozen wireless
vehicles. These aren't small, as some are moving theaters that carry 120
people, and our newest installation is a small fleet of electric submarin
On Sun, Jun 17, 2007 at 10:09:05PM -0400, Bruce Metcalf wrote:
> At work we use inductive coupling to power several dozen wireless
> vehicles. These aren't small, as some are moving theaters that carry 120
> people, and our newest installation is a small fleet of electric submarines.
>
> Frankl
On Monday 18 Jun 2007 7:39 am, Bruce Metcalf wrote:
> At work we use inductive coupling to power several dozen wireless
> vehicles. These aren't small, as some are moving theaters that carry 120
> people, and our newest installation is a small fleet of electric
> submarines.
Could you explain this
Bruce Metcalf wrote:
... vituperatively AM crystal radio receivers
Sorry, should have been "superregenerative AM crystal radio receivers".
Stupid spellchecker messed me up again.
Bruce
Eugen Leitl wrote:
- Forwarded message from "Hughes, James J." <[EMAIL PROTECTED]> -
http://www.newscientisttech.com/article.ns?id=dn12014
Your cellphone or laptop computer may soon recharge itself the same
way it transfers information - wirelessly.
Researchers at the Massachusetts
On 6/8/07, Udhay Shankar N <[EMAIL PROTECTED]> wrote:
On 6/8/07, shiv sastry <[EMAIL PROTECTED]> wrote:
> > http://www.google.com/search?q=%22wireless+speakers%22&ie=utf-8&oe=utf-8&aq
> >=t&num=100
>
> Ummm - not really. These "wireless" speakers still require power supply for
> amplification.
>
On Fri, Jun 08, 2007 at 10:29:00AM +0530, Madhu Menon wrote:
> Cooked cats might be tasty. Perhaps some barbecue sauce to go along?
Here's a nice buffet:
http://www.lolcats.com/
http://lolcats2.com/
http://icanhascheezburger.com/
On Fri, Jun 08, 2007 at 11:43:01AM +0530, Gautam John wrote:
> Ars have a good write-up.
>
> http://arstechnica.com/news.ars/post/20070607-remote-laptop-power-up-not-anytime-soon.html
For some applications (mobile gadget chargers) you don't care about efficiency
(wall warts, ahem), you care about
Ars have a good write-up.
http://arstechnica.com/news.ars/post/20070607-remote-laptop-power-up-not-anytime-soon.html
On Friday 08 Jun 2007 10:29 am, Madhu Menon wrote:
> Cooked cats might be tasty. Perhaps some barbecue sauce to go along?
I prefer catsup actually.
Barbecue sauce is for bears skewered on cues. Billiard, int it?
Udhay Shankar N wrote:
I am talking about speakers that will receive their amp power wirelessly.
The challenge with that, as with many other applications for this, is
safety - how not to cook say, your cat that gets in the path of the
beam?
Cooked cats might be tasty. Perhaps some barbecue s
On 6/8/07, shiv sastry <[EMAIL PROTECTED]> wrote:
> http://www.google.com/search?q=%22wireless+speakers%22&ie=utf-8&oe=utf-8&aq
>=t&num=100
Ummm - not really. These "wireless" speakers still require power supply for
amplification.
I am talking about speakers that will receive their amp power w
On Friday 08 Jun 2007 9:29 am, Udhay Shankar N wrote:
> Already available.
>
> http://www.google.com/search?q=%22wireless+speakers%22&ie=utf-8&oe=utf-8&aq
>=t&num=100
Ummm - not really. These "wireless" speakers still require power supply for
amplification.
I am talking about speakers that will
On 6/8/07, shiv sastry <[EMAIL PROTECTED]> wrote:
> Your cellphone or laptop computer may soon recharge itself the same way it
> transfers information - wirelessly.
The application I want to see is wireless stereo speakers
Already available.
http://www.google.com/search?q=%22wireless+speaker
On Friday 08 Jun 2007 2:15 am, Eugen Leitl wrote:
> Your cellphone or laptop computer may soon recharge itself the same way it
> transfers information - wirelessly.
The application I want to see is wireless stereo speakers
shiv
- Forwarded message from "Hughes, James J." <[EMAIL PROTECTED]> -
From: "Hughes, James J." <[EMAIL PROTECTED]>
Date: Thu, 7 Jun 2007 16:26:49 -0400
To: [EMAIL PROTECTED]
Subject: [tt] Tesla vindicated: wireless power
http://www.newscientisttech.com/article.ns?id=dn12014
Wireless power co
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