[Elecraft] Battery vs Ultracapacitor

[Tom Arntzen]

As long the operator and everything in 1000 feet radius doesn't go up in 
smoke!  :-)

Tom LA1PHA

----- Original Message ----- 
From: "wayne burdick" <n6kr at elecraft.com>
To: "Kevin Rock" <kevinrock at earthlink.net>
Cc: "Elecraft" <elecraft at mailman.qth.net>; <qrp-l at mailman.qth.net>; 
"glowbugs" <glowbugs at piobaire.mines.uidaho.edu>
Sent: Tuesday, June 28, 2005 5:40 AM
Subject: Re: [Elecraft] Battery vs Ultracapacitor


> >
> Hi Kevin,
>
>> One day we may be running our rigs from ultracapacitors instead of 
>> batteries.  They recharge extremely rapidly.  They store charge for a 
>> long period of time.  And they discharge at rates that put the best 
>> batteries to shame.  If you need high amperage devices (think your 100 
>> watt rig on transmit) these will fill the bill....
>
> I think your calculations are right. Meanwhile (next 5 years), I'll put my 
> money on miniature fuel cells. They're already available for some 
> applications, such as mobile of recharging cell phone batteries. There are 
> fuel-cell-powered bicycles under development, too.
>
> For example, I think a KBT2-sized power plant might one day power a K2 for 
> 100 or so hours (rough guess). Just pop in a new hydrogen cell when it 
> runs down. Need hydrogen? Split some water molecules with solar energy --  
> totally sustainable ham operation  ;)
>
> There are also bacteria that produce hydrogen, when properly "trained."
>
> 73,
> Wayne
> N6KR
>
> ---
>
> http://www.elecraft.com
>
> _______________________________________________
> Elecraft mailing list
> Post to: Elecraft at mailman.qth.net
> You must be a subscriber to post to the list.
> Subscriber Info (Addr. Change, sub, unsub etc.):
> http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/subscribers.htm
> Elecraft web page: http://www.elecraft.com
>
>