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-   -   Brushless TLT (https://www.rc-monster.com/forum/showthread.php?t=5325)

sven 01.15.2007 09:41 PM

Brushless TLT
 
I found this site when I started learning about brushless 1/8th scale buggies, and I have really learned a lot. Thanks to all of you who have made this site so informative.

My MP 7.5 is still under construction, but since there's a crawler section now I figured I might as well post my TLT.

Some spec's:
Mamba Max esc
Hyperion z3013-14 outrunner
Losi triple-x transmission
Torsion chassis
Hitec HS-645mg servo
6 cell Energizer 2500mah battery
Yeah Racing tlt aluminum knuckles
2.2 proline moabs
traxxas stampede wheels (narrowed)
Fat-Rock aluminum axle C's
Front dig via JR XR3 3rd channel and HS-645mg

The picture was taken this past weekend in Augusta, GA during the first compitition held at that location.
http://i20.photobucket.com/albums/b2...n/100_8389.jpg

Serum 01.16.2007 02:57 AM

One sexy TLT.. got some nude pics of her?

sven 01.16.2007 09:00 AM

I will get some body off shots in a couple weeks. I started back to school this week and had to leave the toys at home.

coolhandcountry 01.16.2007 01:01 PM

That is nice. How do you like that motor?
I was considering the bigger one for txt.

sven 01.16.2007 02:13 PM

I love the motor, tons of power (probably too much for such a lightweight rig). It gets over the rocks with no hesitation and the drag braking is great. The motor is a tad larger in diameter than a standard 540 brushed motor, so I had to shave a little bit of the Losi transmission to allow it to work.

The only concern I had was the lack of a flat spot on the motor shaft, but I haven't had any problems with the pinion slipping yet. If it does start to slip I will just make a flat spot on the shaft, not really a big issue to me. I modify stuff all the time to suite my needs, so I'm not too worried about it.

I also have a Revolver outrunner to try out. The revolver is a lot smaller than the Hyperion, but it's probably better suited to the rig.

Sylvester 01.16.2007 06:39 PM

Very nice sven! Love the scenary ; the TLT even more:D

Mike.L 01.16.2007 07:36 PM

nice...maby ill give crawling a try someday....seems like this new category is booming!

Sylvester 01.16.2007 09:23 PM

That would be somthing we could take up, mike. 8000mah 2s2p, BL, and a nice TXT will give us some nice over hour runtimes:):D

Mike.L 01.16.2007 09:54 PM

more! its rock crawling it wount take mutch power 2 hours:p

Sylvester 01.16.2007 09:57 PM

What do you mean by "more!"?
8000mah is more than enough mah!

jollyjumper 01.17.2007 06:47 AM

he ment i would run alot longer then an hour, more like 2 hours.

coolhandcountry 01.17.2007 12:27 PM

I have read of run times in the 60 to 75 min range on a gp3300. So 8000 mah pack on
same setup. Arm tired of holding radio. :D

Sylvester 01.17.2007 05:04 PM

Acutally, Leroy, the radio would probably die before the truck! ;)

sven 01.21.2007 02:36 PM

I finally got some body off shots of the TLT.

http://i20.photobucket.com/albums/b2...n/100_8408.jpg

This is the dig system. The servo pulls the female shaft away from the top, leaving it to spin freely.
http://i20.photobucket.com/albums/b2...n/100_8411.jpg

http://i20.photobucket.com/albums/b2...n/100_8413.jpg

http://i20.photobucket.com/albums/b2...n/100_8414.jpg

Serum 01.21.2007 04:14 PM

Nice project! can you shoot a movie of the baby in action?

emaxxjeremy 01.21.2007 08:49 PM

it was a great time at that comp. i would love to talk to you more about your dig setup. thats next on my "to do" list for the red bull bug.
i see u got some pics of me :eek:
http://i20.photobucket.com/albums/b2...n/100_8325.jpg

Sylvester 01.21.2007 09:43 PM

Lookin' good!

sven 01.21.2007 09:58 PM

Jeremy: If you pm me (here or rccrawler) your e-mail address I can send you a couple more pictures I took of your rig. It was definately one of the more fun compititions that I've been to, I just wish I could have seen the scale rigs compete.

Here's a vid I took while my dad drove. It was taken at the East TN Rock Crawlers (ETRC) get together in Knoxville this past Saturday. This was the first time my dad has driven a crawler and the first time for me posting a video, so don't expect too much.

http://i20.photobucket.com/albums/b2...h_100_8441.jpg

emaxxjeremy 01.21.2007 11:55 PM

sweet. email address is jeremyh@tampabay.rr.com
how do you fight the torque twist with the hyperion?

GorillaMaxx360 01.22.2007 12:08 AM

Cool i like rock crawlers though i have never seen one powered by a mm.

Sylvester 01.22.2007 07:05 PM

That looks like fun! Nice vid.

sjcrss 01.22.2007 08:06 PM

looks good, well I ordered all my stuff to build my crawler, so I will be posting pics soon....

Procharged5.0 01.22.2007 08:13 PM

Looks super light!

sven 01.23.2007 12:54 AM

Thanks for the compliments guys!

Quote:

Originally Posted by sjcrss
looks good, well I ordered all my stuff to build my crawler, so I will be posting pics soon....

What axles will you be using?

sjcrss 01.23.2007 08:09 AM

Tlt-1 axles that are locked, along with a pede tranny that is locked, I will be running a Integy 55t lathe motor along with a traxxas xl-5 esc & Hitec 645mg servo for the steering duties

sven 01.23.2007 11:20 AM

Awesome, can't wait to see pics.

sjcrss 01.23.2007 11:23 AM

well according to all my tracking #'s I should be getting the stuff i ordered between sat & next monday....so I will have pics soon

emaxxjeremy 01.23.2007 10:40 PM

Quote:

Originally Posted by sjcrss
well according to all my tracking #'s I should be getting the stuff i ordered between sat & next monday....so I will have pics soon

you'll probably want something smoother than the xl-5. there are several economical esc's that are decent crawler esc's, like the moped, rooster, etc

sjcrss 01.24.2007 08:56 AM

I think I'm gonna give the xl-5 a try and if I end up not liking it, Ill just put into my sons ruslter.....if need be...

neweuser 01.24.2007 12:03 PM

I would go with the xl-5...there is nothing wrong with the esc IMO

Sylvester 01.24.2007 05:38 PM

I think the xl-5 is a pretty decent brushed esc.

sjcrss 01.24.2007 05:55 PM

well, I got the xl-5 in the mail today, im still waiting on my order from tower, along with a few other misc. items I have ordered, along with the tlt itself from Cali....so by monday I should be able to start cracking on it.....One question for those of you who have the tlt crawlers, pertaining to battery placement, do I need to place them as far forward as I can get them, cause i was going to try to mount the batts forward, and the rx & esc toward the back. Am I going about it right?

coolhandcountry 01.24.2007 07:26 PM

Quote:

Originally Posted by emaxxjeremy
you'll probably want something smoother than the xl-5. there are several economical esc's that are decent crawler esc's, like the moped, rooster, etc

What is not as smooth on the hard pulls?
Have you tried the mamba jeremy? I have heard good things off the crawler forums.
The xl5 may be good in the rusty but under a crawler it has to be in a different
area.

rckcrwlr 01.24.2007 07:29 PM

I run the mamba with an outrunner...

Regarding the video...you gotta love the brushless chirping.

http://i139.photobucket.com/albums/q...ems/RR2003.jpg

http://i139.photobucket.com/albums/q...ems/RR2004.jpg

sven 01.24.2007 09:49 PM

sjcrss:
Battery placement really depends on what you plan to do with the crawler. If you plan to do a good bit of vertical climbs, then the forward position is better than the rear. But putting the battery too far forward will negatively affect how well you can drive down a rock.

rckcrwlr:
Nice SW2, the brushless does sound really cool.

rckcrwlr 01.24.2007 10:03 PM

Quote:

Originally Posted by sven
sjcrss:
Battery placement really depends on what you plan to do with the crawler. If you plan to do a good bit of vertical climbs, then the forward position is better than the rear. But putting the battery too far forward will negatively affect how well you can drive down a rock.

rckcrwlr:
Nice SW2, the brushless does sound really cool.


I second that one. My rig is set up with 60/40 Delrin High Clearance Links. I have 2 oz of BB's in the front and a stick pack on the front links. I can climb anything vertical. The problem is when going back down. The Ars end goes over the top. I have added 4 oz on lead on the back upper link mount to balance it out. Have not been able to try it out but if it doesn't work then the battery will go back there.

Thanks for the compliment.

GorillaMaxx360 01.24.2007 11:17 PM

nice pics of the under side how do you like the outrunner motor.

sjcrss 01.24.2007 11:18 PM

I plan on running 7-8 cells on the xl-5 since it is rated for up to 8 cells, what if i split the cells ( 4 up front/ 4 in rear) or 4 infront 3 in rear and have the motor facing forward, i plan on doing some vertical climbing as well...I guess I will have to just toy around with it

rckcrwlr 01.24.2007 11:20 PM

Real smooth. Lots of torque with wheel spin when needed. I am running a 12T pinion that gives me a great balance. I had a GRU on it but it was way to slow. I think it was pulling up the asphalt in my driveway with all the torque.

GorillaMaxx360 01.24.2007 11:21 PM

how do these motors compare to other brushless motors like the neus and lehners and will they work with other applicartions like an emaxx and why do not many people have them sorry for the many questions.


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