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-   -   Viper RC - (https://www.rctech.net/forum/radio-electronics/455152-viper-rc.html)

idrummerboy13 05-18-2012 01:09 PM


Originally Posted by TopAs (Post 10749820)
How can I set a current limiter on the vtx10r ? I donīt want to reduce the topspeed but the initial power for low grip tracks...

lower throttle punch, raise throttle frequency, add some negative throttle curving, lower start rpm and raise end rpm if you boosting, and also if you are boosting, lower slew. =] Make sure you are geared right.

nikos2002 05-18-2012 02:07 PM

jwg191 - where are you plugging the fan and cap board into on the receiver? Have you tried with without either one of those items -- especially since you probably did use them on the other truck.

jwg191 05-18-2012 02:09 PM


Originally Posted by larlev (Post 10749679)
I run the VTX10R w/ the 4.5 XL in my scte. The esc is designed for that motor. I also have fan and have not experienced what your describing ever.
Just asking, but is the lipo full? Did you try another battery and try calibrating again?

The battery was full. It was all my fault not the product. I had to remove the stock caps to make room for the fan. But I put the 4x module on so there where caps. on it but not the stock ones. I was told that I need to keep the two caps on the esc. So there is no problem just operator error. How do you have the fan installed? When I got mine the fan sat under the bracket. If I put the fan on top of the bracket it will clear the caps. I can leave the fan under the bracket but will not completly cover the esc.:)

jwg191 05-18-2012 02:12 PM


Originally Posted by nikos2002 (Post 10750074)
jwg191 - where are you plugging the fan and cap board into on the receiver? Have you tried with without either one of those items -- especially since you probably did use them on the other truck.

I plug the fan into the plug in the back of the esc by the sensor plug and hard wired the caps to the positive and negitive side of the esc. I made the mistake on not leaving the stock caps that come with the esc. That was the problem. The 4x module is not a replacement for the two caps that come on the esc.

bring it on 05-18-2012 04:06 PM

This video is of the Viper 1/8th esc and motor proto testing
+ YouTube Video
ERROR: If you can see this, then YouTube is down or you don't have Flash installed.

zixxer 05-19-2012 05:24 AM


Originally Posted by nikos2002 (Post 10749037)
whyohwhy- thanks the 'virtual' check is in the mail!!!!

We keep working hard to provide really great products. 1/8 testing has been very good so far!!! Not a 1/8 fan but thinking about getting one just because!!

ummm yeah you need one fo sho but your 10th scale cars may get a little dusty:nod::lol:

larlev 05-19-2012 07:09 PM

Looks good Rick....can't wait to get my hands on the system

DustinH 05-19-2012 07:30 PM

Couple of vids of me running the 4 pole combos at a championship race in Jefferson City, MO. Qualified better than I ran in the mains, lol. Love these combos!!

+ YouTube Video
ERROR: If you can see this, then YouTube is down or you don't have Flash installed.


+ YouTube Video
ERROR: If you can see this, then YouTube is down or you don't have Flash installed.

bring it on 05-19-2012 09:57 PM

nice, 4 pole copperhead system?

I will be doing more e-8th testing Sunday

DustinH 05-19-2012 09:59 PM

Yep. 5150 in the 4x4.

bring it on 05-19-2012 10:05 PM


Originally Posted by DustinH (Post 10754468)
Yep. 5150 in the 4x4.

cool, I really like mine and was amazed on how smooth it is for a unsensored system.;) You can't go wrong with it for $150

TopAs 05-20-2012 09:22 AM


Originally Posted by idrummerboy13 (Post 10749897)
lower throttle punch, raise throttle frequency, add some negative throttle curving, lower start rpm and raise end rpm if you boosting, and also if you are boosting, lower slew. =] Make sure you are geared right.

But this is not a real current limiter like Tekin has in their ESCs ...

3srcracing 05-20-2012 09:48 AM

Just for all of you guys know for future reference http://www.hobby-pros.com carrys viper :)

You can check out there page at:
http://www.hobby-pros.com/Viper_bymfg_19-1-1.html

If you have any more items that viper makes that you want in stock just let us know.

rcq 05-20-2012 12:12 PM

Nikos2002 send you PM

JDriemeier 05-20-2012 07:54 PM

Nice videos Dustin H. that was a fun layout at the Barn!!


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