R/C Madness

KONA77

New member
:smile27:

introRevive Nicad Batteries by Zapping with a Welder
Nicad batteries often die in such a way that they won't take a charge and have zero voltage. This usually means they're shorted out by crystal dendrite growth.

Here's a method of bringing them back to life by zapping those shorted crystal dendrites away with too much current and/or voltage. We'll use a welder as a power source. You could also use a car battery, a DC powersupply, or almost anything with some voltage. Charged-up capacitors are popular for this because you can get a very fast pulse out of them and still limit the power. it's a lot safer that way. Speaking of which,

WARNING:
If you get killed by a poisonous explosion it means you did something wrong.
:tongue: :laugh: :tongue: :laugh: :tongue: :laugh: :tongue: :laugh:
 

Patchman

Administrator
Staff member
KONA77 said:
:smile27:

introRevive Nicad Batteries by Zapping with a Welder
Nicad batteries often die in such a way that they won't take a charge and have zero voltage. This usually means they're shorted out by crystal dendrite growth.

Here's a method of bringing them back to life by zapping those shorted crystal dendrites away with too much current and/or voltage. We'll use a welder as a power source. You could also use a car battery, a DC powersupply, or almost anything with some voltage. Charged-up capacitors are popular for this because you can get a very fast pulse out of them and still limit the power. it's a lot safer that way. Speaking of which,

WARNING:
If you get killed by a poisonous explosion it means you did something wrong.
:tongue: :laugh: :tongue: :laugh: :tongue: :laugh: :tongue: :laugh:
Man you know you are a cheap azz when you look some crap like this up! :smile26: :smile30: You try it first Kona! jump.gif
 

Patchman

Administrator
Staff member
KONA77 said:
do not recommend this for the amateur....  my College education is Electronic Engineering  :smile27:
So does that mean you should know to not trust old batteries :huh:
 

KONA77

New member
Patchman said:
KONA77 said:
do not recommend this for the amateur....  my College education is Electronic Engineering  :smile27:
So does that mean you should know to not trust old batteries :huh:

i'm gona fly with 7yr old batteries what do you thing  jump.gif
 

Devilman

Well-known member
I guess that will be one advantage to trying out these old battery packs of mine: if they fail, they just stop & I gotta go pick it up. No worries about anything falling out of the sky. :cheesy:

Seeing shit like this out there, sho be easy to put a hurtin on a credit card...

1002766pedexq1.jpg
 

Patchman

Administrator
Staff member
Devilman said:
I guess that will be one advantage to trying out these old battery packs of mine: if they fail, they just stop & I gotta go pick it up. No worries about anything falling out of the sky. :cheesy:

Seeing shit like this out there, sho be easy to put a hurtin on a credit card...

1002766pedexq1.jpg
That's sweet!
 

Patchman

Administrator
Staff member
KONA77 said:
Patchman said:
KONA77 said:
do not recommend this for the amateur....  my College education is Electronic Engineering  :smile27:
So does that mean you should know to not trust old batteries :huh:

i'm gona fly with 7yr old batteries what do you thing  jump.gif
I thing that P-51 won't make it to North Houston on one tank, so go ahead! My chit is all clear! jump.gif clap.gif
 

KONA77

New member
Devilman said:
I guess that will be one advantage to trying out these old battery packs of mine: if they fail, they just stop & I gotta go pick it up. No worries about anything falling out of the sky. :cheesy:

Seeing shit like this out there, sho be easy to put a hurtin on a credit card...

1002766pedexq1.jpg

X2.....  wrong body on it  :smile26:


Crusader,  keep looking, ......  did you look at the Rustler
 

oldbuck40

Active member
Devilman said:
I guess that will be one advantage to trying out these old battery packs of mine: if they fail, they just stop & I gotta go pick it up. No worries about anything falling out of the sky. :cheesy:

Seeing shit like this out there, sho be easy to put a hurtin on a credit card...

1002766pedexq1.jpg
LoL Dman thats very true,,its just gonna stop! I like the way you said "If they fail"  It aint if its when!

I see somebody in the Hobby Shop Bizz selling a new P51 in the near future! :grin: :grin: :grin:
 

Crusader

Moderator
Found a Traxxas Rustler XL-5 for $199.99 not sure about shipping. Is that a good price? Includes battery pack, Remote control and says it's ready to race out of the box.

EDIT: Out of stock.

http://buytraxxas.com/product_info.php?products_id=3452
 

KONA77

New member
'78 Crusader said:
Found a Traxxas Rustler XL-5 for $199.99 not sure about shipping. Is that a good price? Includes battery pack, Remote control and says it's ready to race out of the box.


sounds like it to me, it's got a battery pack with it,  that will run ya $30 plus,  did it say how many miliamps?
 

KONA77

New member
oldbuck40 said:
KONA77 said:
LMAO..... ya reckon  think.gif
Well i hope not for your sake! But i still cant imagine them batteries being any count after 7 yrs lol

really the battery is 7 yrs old but it's fine,  i would not do something stupid.... contrary to belief
 

Patchman

Administrator
Staff member
oldbuck40 said:
KONA77 said:
LMAO..... ya reckon  think.gif
Well i hope not for your sake! But i still cant imagine them batteries being any count after 7 yrs lol
My buddy once said ( Treat that RC plane as if your Azz was going to be in it) ! Hell Joe just jump start it, it will have time to charge while we fly over those there mountains! crazy.gif
 

Crusader

Moderator
KONA77 said:
'78 Crusader said:
Found a Traxxas Rustler XL-5 for $199.99 not sure about shipping. Is that a good price? Includes battery pack, Remote control and says it's ready to race out of the box.


sounds like it to me, it's got a battery pack with it,  that will run ya $30 plus,  did it say how many miliamps?

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8.4 volts with free AC charger.



 
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