[RCSE] A123s

2008-05-30 Thread Ed Anderson
I am very aware of the A123 cells. I have chargers that will charge them.  But
that does not prevent me from learning from others.

If someone chose a particular technology which is different from what I would
choose, I like to understand why.  This is how I learn new things.

Why is a very powerful tool and the source of all knowledge.

Best regards,
Ed Anderson
- Original Message - 
From: KC Soar [EMAIL PROTECTED]
To: 'Ed Anderson' [EMAIL PROTECTED]
Cc: Soaring@airage.com
Sent: Friday, May 30, 2008 10:54 AM
Subject: RE: [RCSE] Re: Soaring V1 #11235


Ed,
  Oh My,  I am shocked that you are not up to date on battery types!  Search
Rcgroups in the electric section and you will find lots of information on
the A123 LiPo batteries.

Kerry


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RE: [RCSE] A123s

2008-05-30 Thread Craig Allen
I use 123 cells and they are great for sport flying. You can charge them up at 
up to 40 amps.. YES 40 amps with a zip wire... I use 2 deep cycle 12v battery's 
in series with 8ft of lamp cord to charge 6cell packs in 10 - 12 min. They 
actually get better over time and seem to like being abused..

However.. They have a serious voltage drop under constant load so they don't 
work well with my electric tow planes were full power is required for up to 2 
min.

Craig

B B [EMAIL PROTECTED] wrote:.hmmessage P { margin:0px; padding:0px } 
body.hmmessage { FONT-SIZE: 10pt; FONT-FAMILY:Tahoma }   Hmmm... I didn't know 
that the A123 was a Lipo either.


Occasionally/often frustrated;
...never defeated...


 Date: Fri, 30 May 2008 12:02:10 -0400
 From: [EMAIL PROTECTED]
 Subject: [RCSE] A123s
 To: [EMAIL PROTECTED]
 CC: Soaring@airage.com
 
 I am very aware of the A123 cells. I have chargers that will charge them. But
 that does not prevent me from learning from others.
 
 If someone chose a particular technology which is different from what I would
 choose, I like to understand why. This is how I learn new things.
 
 Why is a very powerful tool and the source of all knowledge.
 
 Best regards,
 Ed Anderson
 - Original Message - 
 From: KC Soar [EMAIL PROTECTED]
 To: 'Ed Anderson' [EMAIL PROTECTED]
 Cc: Soaring@airage.com
 Sent: Friday, May 30, 2008 10:54 AM
 Subject: RE: [RCSE] Re: Soaring V1 #11235
 
 
 Ed,
 Oh My, I am shocked that you are not up to date on battery types! Search
 Rcgroups in the electric section and you will find lots of information on
 the A123 LiPo batteries.
 
 Kerry
 
 
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 unsubscribe requests to [EMAIL PROTECTED] Please note that subscribe and 
 unsubscribe messages must be sent in text only format with MIME turned off. 
 Email sent from web based email such as Hotmail and AOL are generally NOT in 
 text format


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Re: [RCSE] A123s

2008-05-30 Thread Bill Swingle

40 AMPS!
...seem to like being abused


Oh my. How far we've come! By the way, I like the term Zip Wire.

Bill Swingle
Janesville, CA

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RE: [RCSE] A123s

2008-05-30 Thread Craig Allen
Hi Dave,

I have three Electric tow planes...


The first one my brother Scott Allen uses.. Its a Hanger 9 Super Cub that they 
don;t make anymore... Axi 4330  9s3p thunder-power packs turning a 20/6/8 prop. 
weighing in at around 18 pounds... But I'm going to convert it to a Axi 4345/18 
with 12s 3p turning a 24/10...

My other tow plane is a highly modified Stinger from Tower Hobbies... I 
lengthened the nose by 4' to balance it,  cut the rudder down by 6' and made a 
sub fin. I was worried the rudder would get broken off by the tow line. It has 
a 4345 Axi using 12s2p A123 cells. But I'm going to convert it to regular 
lithium cells from www.hobbycity.com  6600ma pack for $250 but I have to make 
it myself...:-)

But my favorite tow plane is the one I'm working on right now... 110 Rascal 
I'll use the 4345 for now but would like to use two of them on one shaft to 
give me 8 to 10 hp :-) Then I can tow up just about anything But I'm still 
on Workman's comp from breaking my back so my budget is limited

Unfortunately mostly of our club members ( SVSS) Sacramento Ca.  Are all talk 
and no action... The major draw back as I see it is battery cost... I'd be 
willing to give the Stinger to someone if they would come up with 2 sets of 
batteries to fly it

Craig
PS... If Brian Chan would sell me his 1/3 scale Space Walker.. Now that would 
make a killer electric tow plane :-)