Search: Posts Made By: lvjet
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09-02-2012, 04:50 AM
Replies: 38
Views: 81,087
Posted By lvjet

Hmmm, If each voltage reg is set to 4.2 VDC and...

Hmmm, If each voltage reg is set to 4.2 VDC and you have to have a positive and a negative lead to charge " individually" at 4.2 VDC you would short out the cells. If your talking about the 1st 317...
05-19-2012, 08:56 PM
Replies: 38
Views: 8,930
Posted By lvjet

I was talking about throwing a load on them....

I was talking about throwing a load on them. Anyway I can see theres no interest for these here. At my flying field I have 4 orders up front and need to get to work on them . $150.00 a pc with...
05-19-2012, 05:50 AM
Replies: 38
Views: 8,930
Posted By lvjet

Be very careful the in rush current will be high....

Be very careful the in rush current will be high. Maybe too high. Try 2 nicads first.:)
05-19-2012, 12:46 AM
Replies: 38
Views: 8,930
Posted By lvjet

Ok. We kinda got off what I was trying to say. We...

Ok. We kinda got off what I was trying to say. We would'nt need balance chargers if the internal resistance of all cells were exact. All the balance charger does is checks the total voltage against...
05-18-2012, 10:22 PM
Replies: 38
Views: 8,930
Posted By lvjet

If you have 3 cells in series and there is a cell...

If you have 3 cells in series and there is a cell that is holding a higher voltage , that cell will feed into the others that are at a lower voltage. If the internal resistance is perfectly matched (...
05-18-2012, 07:20 PM
Replies: 38
Views: 8,930
Posted By lvjet

I agree with both Steve and Mike. What is the...

I agree with both Steve and Mike. What is the advantage of storing them at a balanced level? I always balance charge my packs before flying.
05-18-2012, 04:05 PM
Replies: 38
Views: 8,930
Posted By lvjet

On Lipos , do not leave a fully charged battery...

On Lipos , do not leave a fully charged battery for longer than a week. the voltage needs to float. Ive gone longer to about 2 weeks max at times. no puffing but not a very good practice. All my...
05-17-2012, 09:52 PM
Replies: 38
Views: 8,930
Posted By lvjet

after discharging ive set mine to rebound back to...

after discharging ive set mine to rebound back to 3.83 volts per cell. they rebound approximently .125 volts on a 3 cell pack. Before I go flying ive decided to download some pics for now.
05-17-2012, 09:20 PM
Replies: 38
Views: 8,930
Posted By lvjet

Ill take a video of the prototype. It has a...

Ill take a video of the prototype. It has a thermal circuit that turns on the fan. It also has a heatsink. It discharges at 3 amps. the circuit is ran by the battery being discharged not a auto...
05-17-2012, 03:49 PM
Replies: 38
Views: 8,930
Posted By lvjet

its portable, its fast. you do not plug this into...

its portable, its fast. you do not plug this into a ac outlet.
05-17-2012, 04:53 AM
Replies: 38
Views: 8,930
Posted By lvjet

Anyone looking for a lipo storage device that shuts down automatically?

ive com up with a circuit that will make storing of lipos a breeze. I would have printed circuit boards built if there were a market for them. mine discharges 4 lipos at a time. selectable voltage...
11-17-2011, 03:03 PM
Replies: 20
Views: 5,392
Posted By lvjet

Thanks for everybodys help. I've cycled my packs...

Thanks for everybodys help. I've cycled my packs 5 times and noticed that with the same running time the pack seems to taking on more of a charge after. I've gone threw 4 complete cycles on the Jet...
11-15-2011, 11:18 PM
Replies: 20
Views: 5,392
Posted By lvjet

your rite. Im going to get one. Man is this...

your rite. Im going to get one. Man is this agonizing!!!
11-15-2011, 08:33 PM
Replies: 20
Views: 5,392
Posted By lvjet

Thanks for your info. There saying that its the C...

Thanks for your info. There saying that its the C rating of the battery thats shutting it down. Motor setup calls for a 30C . I have 25C. Do you think that this could be it?
11-15-2011, 07:02 PM
Replies: 20
Views: 5,392
Posted By lvjet

yes I usally go down to 3.8 V per cell. You know...

yes I usally go down to 3.8 V per cell. You know they ran my motor for over 5 min's at full throttle twice. They did'nt use a amp meter. Ill bet they stoled 1/2 of the life out of my motor. I know...
11-15-2011, 03:20 AM
Replies: 20
Views: 5,392
Posted By lvjet

Thats been taken care of and already double...

Thats been taken care of and already double checked by the techs at horizon. Its not the esc or the motor drawing too many amps as checked by the techs at horizon hobbys. Maybe I need to cycle the...
11-15-2011, 02:09 AM
Replies: 20
Views: 5,392
Posted By lvjet

the motor is th 32 version. I do not have a watt...

the motor is th 32 version. I do not have a watt meter but horizon hobbys checked that out with theirs. They said they were getting over 5 mins with a reg 5000 mah battery. Remember I sent the total...
11-15-2011, 12:30 AM
Replies: 20
Views: 5,392
Posted By lvjet

Turnigy nanotech 6 cell 6000 mah battery

I bought a Habu 32e. I also bought all the electronics that they suggested. 80 amp esc and the motor. Then I waited a month and one half for batteries listed above. My maiden flight went well until...
11-06-2011, 03:03 PM
Replies: 10
Views: 7,503
Posted By lvjet

Man is that cheap ! But, Drawing 5 amps plus, the...

Man is that cheap ! But, Drawing 5 amps plus, the bateries would be dead after 1 hr with a 4 cell 3000 mah lipo. It would die out even quicker with the 2 to 3 cell packs. Cant beat the price thou.
11-06-2011, 02:50 PM
Replies: 10
Views: 7,503
Posted By lvjet

With this glove the radio cannot touch the top of...

With this glove the radio cannot touch the top of the glove. Some of the other features are led bar indication lights to let you know when the battery is at a safe voltage. Again nice and warm!!
11-06-2011, 04:15 AM
Replies: 10
Views: 7,503
Posted By lvjet

Heated radio glove.

Hi I live in Illinois and its a cold place to fly in the Fall , winter ,and spring. ive seen those radio gloves that are out there. I did'nt see any that were heated . I suppose you could place a...
10-24-2011, 10:34 PM
Replies: 21
Views: 7,237
Posted By lvjet

explain wreck.

explain wreck.
10-24-2011, 02:02 AM
Replies: 21
Views: 7,237
Posted By lvjet

Hi Bill, Yea I dont understand why people are...

Hi Bill, Yea I dont understand why people are that way sometimes. I wish that after reading the comments , I did'nt respond at all. Its just a waste of time. I research as much as I can before I buy....
10-23-2011, 12:19 AM
Replies: 21
Views: 7,237
Posted By lvjet

Hi Angler, I've looked up your mirage 2000. The...

Hi Angler, I've looked up your mirage 2000. The forums seem to like it. Looks good to me. I would leave the landing gear off for better performance. Its has 1 to 1 performance I seen on U Tube. Have...
10-20-2011, 01:37 AM
Replies: 21
Views: 7,237
Posted By lvjet

Hi angler, Looks like a nice bass. Still thinking...

Hi angler, Looks like a nice bass. Still thinking about what kind of Jet your going to buy?
10-17-2011, 11:23 PM
Replies: 21
Views: 7,237
Posted By lvjet

1 More thing . I did"nt intend to whine, just...

1 More thing . I did"nt intend to whine, just inform.
10-17-2011, 11:21 PM
Replies: 21
Views: 7,237
Posted By lvjet

I bet your the king of your club. Lets see what...

I bet your the king of your club. Lets see what you did not understand??? Ok , for starts you might have figured out that Don Shulman might be the owner of Shulman Aviation . Hmmm that was a hard...
10-17-2011, 08:17 PM
Replies: 21
Views: 7,237
Posted By lvjet

This is a FYI. No responce needed./

This is a FYI. No responce needed./
10-17-2011, 04:00 PM
Replies: 21
Views: 7,237
Posted By lvjet

1 year .

1 year .
Forum: Foamies
10-17-2011, 02:51 PM
Replies: 0
Views: 938
Posted By lvjet

Shulman Aviation EDF s

I just would like to warn those who are thinking of buying any electric ducted fan units from Shulman aviation. For the the price of these fan units they should work more than 27 flights. My 2 fans...
Showing results 1 to 30 of 73
 


 
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