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Search: Posts Made By: sticks
Forum: Batteries & Chargers 10-12-2015, 05:50 PM
Replies: 42
Views: 1,931
Posted By sticks
will use them

I have a good supply of Lipo's at this time.

I like the no fire issue, right now I have a small gun safe set up for Lipo's storage. Its a very safe way of storing them, the fire is/will be...
Forum: Batteries & Chargers 10-11-2015, 12:04 AM
Replies: 42
Views: 1,931
Posted By sticks
yes, I am using 2 cell A123's for in flight. But...

yes, I am using 2 cell A123's for in flight. But what I was wondering or wanting to do is use A123's to power the motors for my elect. planes....

sticks
Forum: Batteries & Chargers 10-10-2015, 03:56 PM
Replies: 42
Views: 1,931
Posted By sticks
going A123's

did you have to use regulators for voltage controls ?

sticks
Forum: Batteries & Chargers 10-09-2015, 09:44 PM
Replies: 42
Views: 1,931
Posted By sticks
-40

Wow, - 40 degrees I sure missed that one Thanks for pointing that out.

With my garage connected to the house and the drop ceiling, I don't think it even gets to "0" degrees in our winters. I...
Forum: Batteries & Chargers 10-08-2015, 10:05 PM
Replies: 42
Views: 1,931
Posted By sticks
thanks

Thanks for the reply, but I don't know how this applies to me. I would not discharge to 2.5v per cell.

Oh wait, I just got it. you have packs that old! Good to hear, my old packs are not in...
Forum: Batteries & Chargers 09-14-2015, 04:11 AM
Replies: 42
Views: 1,931
Posted By sticks
mah left

I generally take several planes, and only fly each one once or twice.

That means, when I get home I put about 300mah in each. I think going two flying session and hitting 500 to 600 mah will...
Forum: Batteries & Chargers 09-14-2015, 02:14 AM
Replies: 42
Views: 1,931
Posted By sticks
record of flights

I am getting settled with the A123's.

I plan to keep a log in the truck, on each plane and the time for each flight between charges.

I was toping off after each session, but that is to...
Forum: Batteries & Chargers 09-13-2015, 01:20 PM
Replies: 42
Views: 1,931
Posted By sticks
agree

I agree, I have a year or two old A123 in my new P51D, just went out and checked the A123 in it. Has one flight about10 min. and it reads " 3.35/3.36".

I went down and checked two of the new A123,...
Forum: Batteries & Chargers 09-10-2015, 10:04 PM
Replies: 42
Views: 1,931
Posted By sticks
voltage after ch

I went back and looked at the papers.

most of the packs would sometimes charge to 3.43, once in awhile that's old and new. I went ahead and recharged a couple of times and they only took about...
Forum: Batteries & Chargers 09-10-2015, 12:49 AM
Replies: 42
Views: 1,931
Posted By sticks
good idea

Yes that's a good idea, I will.

forgot to mention, I have been checking the voltage of the packs after a day or to of charging them.

They drop to 3.33 to 3.39 V per cell, even though they...
Forum: Batteries & Chargers 09-09-2015, 11:08 PM
Replies: 42
Views: 1,931
Posted By sticks
went to 0

the two that went t "0"V still show good Mah capacity.

If fact one show 2300 mah on every cycle, the other shows a constant 2000mah on every cycle.
Forum: Batteries & Chargers 09-09-2015, 09:45 PM
Replies: 42
Views: 1,931
Posted By sticks
tests

Ok, I have ran 5 of my 2 cell A123's thru several cycles.

I ran the tests on old and new. two older ones had went to "0" V once.
one was just an older one and two new ones.

The old ones are...
Forum: Batteries & Chargers 09-02-2015, 04:01 AM
Replies: 42
Views: 1,931
Posted By sticks
discharge curve

how do you get these discharge curves.
Forum: Batteries & Chargers 09-01-2015, 02:19 AM
Replies: 42
Views: 1,931
Posted By sticks
new charger

Ok, I think some of my confusion comes from my new charger and the new tester I have for the A123's.

I have been cycling my old and new A123's, its interesting. I see a voltage drop in the...
Forum: Batteries & Chargers 08-27-2015, 12:06 AM
Replies: 42
Views: 1,931
Posted By sticks
holds voltage level

should my A123's hold the voltage level , or do the drop off even though the capacity is still there.

I though I was doing very well with them. but since I got a better charger and the Nano...
Forum: Batteries & Chargers 08-26-2015, 02:18 AM
Replies: 42
Views: 1,931
Posted By sticks
round a123

I have the a123's from buddy RC with a 2300 cap. they are the round 2cell packs for inflight.

I talked to him and he suggested cycling the ones that went to "0" volts and if they come back with...
Forum: Batteries & Chargers 08-26-2015, 01:41 AM
Replies: 42
Views: 1,931
Posted By sticks
my battery's

Ok, you got a track record there. can't argue that.

but I am using a different brand of A123's, your discharge rates. Would I be safe using say 5 amp's ?

What of charging , would you...
Forum: Batteries & Chargers 08-26-2015, 01:17 AM
Replies: 42
Views: 1,931
Posted By sticks
discharge rate

I was under the idea , that discharge should be at one amp?

5 seems high, but 25 amps wow. Surprised they put up with that.

thanks for the help.

I have a much better idea about...
Forum: Batteries & Chargers 08-25-2015, 06:10 PM
Replies: 42
Views: 1,931
Posted By sticks
cycle

so your discharge cycle is 3.6 to 3.0 V per cell?

How close to the cells get to rated capacity?

thanks

sticks
Forum: Batteries & Chargers 08-25-2015, 12:52 AM
Replies: 42
Views: 1,931
Posted By sticks
a123 capacity voltage amounts

I have been using A123 2 cell, for my inflight sys batterys.

I get a general idea how they are doing, but they are getting older. I may have abused one or two, and need to take a close look at...
Forum: Batteries & Chargers 08-20-2015, 02:47 PM
Replies: 13
Views: 685
Posted By sticks
new A123's

I got some new A123's .
charged them yesterday, I has a couple just go to 3.43V per cell.

3 went to 3.6 V each.

But when I check them this morning, all read 3.34 or 3.35 V each. Is...
Forum: Batteries & Chargers 08-12-2015, 02:28 AM
Replies: 13
Views: 685
Posted By sticks
experence

Thanks for the info and the warning, its always a good idea to get info.

I have been in elect. work for 40 years, do all my own. Wired my shop for 3 phase. I do all my own home wiring and...
Forum: Batteries & Chargers 08-11-2015, 04:33 AM
Replies: 13
Views: 685
Posted By sticks
volt meter

I will get one and look into this.

thanks

sticks
Forum: Batteries & Chargers 08-11-2015, 03:23 AM
Replies: 13
Views: 685
Posted By sticks
EDR-207L tester

I would really like to hear some input about the "EDR-207L Nano test" test equipment.
if anyone has one, I would really like some more info on this.

sticks
Forum: Batteries & Chargers 08-11-2015, 03:20 AM
Replies: 13
Views: 685
Posted By sticks
volt meter

I don't think a volt meter will read the cells or overall voltage right. If I am wrong, I would like to know.
The "EDT-207L" is the first tester/balancer/ readout device I have seen on the market...
Forum: Batteries & Chargers 08-10-2015, 03:24 PM
Replies: 13
Views: 685
Posted By sticks
new tester

Hi,

like I posted, the tester is the new EDR-207L and made for the A123 plus others.

I am not sure about this, as I have not had the tester before and have not checked the individual...
Forum: Batteries & Chargers 08-10-2015, 03:21 AM
Replies: 13
Views: 685
Posted By sticks
A123 out of balance

I have read lately that it is not good to store A123's in the cold in our Michigan winters.

Well I have been, and I just got one out of the garage and tested it with my new EDR-207L Nano...
Forum: General Electric Discussions 05-30-2015, 06:57 PM
Replies: 36
Views: 1,352
Posted By sticks
balance

you talked about balancing, and you should every time. Most don't leave the lipo's unattended while charging.

your on the right track!
Forum: General Electric Discussions 05-30-2015, 06:55 PM
Replies: 36
Views: 1,352
Posted By sticks
ammo cans

Is there a worry about the blowing up ??? I have wondered about that. I am thinging of covering the connectors.

Leaving them open is not a problem, just wondered why???:confused:
Forum: General Electric Discussions 05-30-2015, 02:47 PM
Replies: 36
Views: 1,352
Posted By sticks
Lipo fires

Hi,
not sure if you got the info about Lipo fires. I have been using for some time and had only one go bad on me. It did not catch fire, but got VERY HOT at a fly-in. Had to put it on the ground...
Showing results 1 to 30 of 52

 
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