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Posted

Guys,

I have just brought a second hand TRF501x as a roller and I am wondering what are the brushless options that are open to me!

I would class myself as a novice and I do not want to spend a lot of money (probably £100).

Any help will be much appreciated.

Jamie

Posted

how about a ezrun 8.5t or 5.5t with there 60amp esc, nice and easy to pregram with plenty of settings, reliable and can be had for around £65 delivered, i have two and for the money there hard to beat.

Posted
how about a ezrun 8.5t or 5.5t with there 60amp esc, nice and easy to pregram with plenty of settings, reliable and can be had for around £65 delivered, i have two and for the money there hard to beat.

And they cog like a mofo, esc's just stop working randomly for no reason etc etc. Only time an ez-run is any where near good is when connected to a really pokey lipo!

How about a Reedy system (RRP £105) available in a few variants and a Losi xcellorin sensored (rrp £110) available in many variants down to 4.5t!! (###### fast!)

Posted
And they cog like a mofo, esc's just stop working randomly for no reason etc etc. Only time an ez-run is any where near good is when connected to a really pokey lipo!

How about a Reedy system (RRP £105) available in a few variants and a Losi xcellorin sensored (rrp £110) available in many variants down to 4.5t!! (###### fast!)

cog, ive never noticed even using my vapextech 3700mah nimhs, i do now use lipo and its mad, but lets face it if your still using nicads or old nimhs its unlikely you would be looking at a brushless system im guessing, ive got two ezruns, both 60amp esc's and run them hard in my slash and such and found them great.

Posted

If you wanna go down the hobbywing/ez-run route then id suggest the xe-run sensored systems. Much higher quality and sensored so the motors are much smoother.

Personally id spend the little extra and get the Reedy or Losi systems tho!

Posted

The TRF501X is a serious bit of race kit and deserves a system to match. The Ezrun systems are great basher systems and I have never had any cogging problems with mine, I have 4 of them but if ya going Hobbywing for the 501 get the Xerun. The Xerun is a sensored and sensorless system (it can run both motors) with a lot of adjustment to thing such as punch, timing, turbo, brake power and drag just to name a few. These are all easy to adjust on the track side with the LCD program box. The firmware on the Xerun is also fully upgradable, I did mine recently, ya just download the new program from the Hobbywing website all free of charge.

There are plenty of other great sensored systems out there at good prices, the Ezrun system will work fine in the TRF501X but a sensored system will work better.

Posted

I have one ezRun system, and I am sure I will never buy one again. The cogging is really bad, and for a few dollars more you have something that doesn't have those problems. The quality isn't bad, but you do really notice the differences in quality between this and the ones 30 dollars up.

I wouldn't go for a Losi Xcelorin either - people told it to me too after I bought it - especially when they heard mine had problems. Relatively many seem to be dead on arrival, have flaws in it like mine. Once my Xcelorin is going it's fine, but it won't move from a standstill (it gives one cog and then nothing happens) - even the slightest push is enough to bring it forward, or even shoving the throttle trigger into reverse and then full throttle forwards. It is pretty * however for a system that I bought described as new.

Tamiya's TBL-01 system is great except for the disabled LiPo cutoff (it's a relabeled Team Orion that Team Orion themselves have already discontinued).

Posted
With cash to spend i'd recommend a Novak, love them but with your slightly lower budget it has to be a Castle Creations without a shadow of a doubt. I love these too, they are amazingly quick and i'd recommend the Kv5700. I have one of these now with an Orion 5000 mAh Ni-Cd and my Thunder Dragon takes off, literally! The new ones too have a fan to cool the esc. Think i paid £120 for it including postage, bargain.

Ezrun 5.5's are used quite commonly in racing 4wd off road. In my experience they are great. Loads of guys have them at our club and none have ever missed a beat. Sensored systems are smoother but if racing outdoor it's had to notice the benefit (loose dirt from a standing start is the only time it's more of an advantage.. Quite minor really) once spinning there is no difference between Sensored or not (infact most Sensored systems switch to sensorless mode once running as it's more efficient)

I would get the ez-run you can race it at club level, they are great value, fast and reliable. Use the cash to get some nice lipos and watch the car fly:)

The other speedos mentioned are cool, at our club the only dodgy ones seem to be Novaks as they are the only esc's that have gone up in smoke (4 over the last year or so) oh and we bought some Orion Sensored esc's as a batch and all but one didn't work.

Posted

I think the EZRun cogging issue is highlighted when people have the punch setting on the default maximum.

But as you have a top buggy, I would do it justice and at least get the XERun.

Posted
Ezrun 5.5's are used quite commonly in racing 4wd off road. In my experience they are great. Loads of guys have them at our club and none have ever missed a beat. Sensored systems are smoother but if racing outdoor it's had to notice the benefit (loose dirt from a standing start is the only time it's more of an advantage.. Quite minor really) once spinning there is no difference between Sensored or not (infact most Sensored systems switch to sensorless mode once running as it's more efficient)

I would get the ez-run you can race it at club level, they are great value, fast and reliable. Use the cash to get some nice lipos and watch the car fly:)

The other speedos mentioned are cool, at our club the only dodgy ones seem to be Novaks as they are the only esc's that have gone up in smoke (4 over the last year or so) oh and we bought some Orion Sensored esc's as a batch and all but one didn't work.

I have had the opposite results with Novak equipment.. Their motors and ESC's have been 'more reliable' than most anything else I have run.. I've never seen a Novak GTB or any of their other ESC's burn up in the 3 years I have been club racing. Most everyone on the track runs Novak or Tekin systems - and recently many are switching over to the Novak Kinetic. The Tekin systems seem great too.. Any of the new software programmable ESC's that enable Advanced Timing will give you an edge on the track..

Posted

I am also a Castle Creations fan. I have 4 of the Sidewinder setups. 2x 4600, and 2x 5700. They don't have as much power as the Mamba, but prices are EXCELLENT ($100 with rebate right now).

I use nimh's and power is just what I need. Just enough to bust up some transmissions if not properly adjusted. Run cool, very fast, and they have new rebuildable motors!

Cheers,

Skottoman

Posted

I too am a Castle Creations fan with a stable full of their systems, both MambaMax and Sidewinder. They have a top program to control low speed cogging by reading the back EMF from the off-phase. Much better than any other sensorless system I've tried. Once you're moving, there's little difference between sensored and sensorless. I've run the Castle and EZ-Run (35A) side-by-side and the difference is huge!

On 7.2v Ni-MH you won't notice any difference between the Sidewinder and MambaMax systems performance wise, only the price. Once you move to high discharge rate Li-Po and more-so 11.1v 3s packs, the Mamba shows it's 1/3rd extra capabilities. The limiting factor is the battery pack you use. Good packs = good performance, no matter what system you fit.

I'd rather have a system that is more than needed and then tame it back slightly with the PC settings so it's not working flatout all the time. A system limited to 75% of it's full potential is going to live longer than a system that needs to run at 100% to get the desired performance.

If you are thinking of racing, it might pay to look at what motors are legal. Then use that to get a list of systems to choose from.

Posted

A couple of my mates race the EZ-RUN 5.5T package, and it's plenty quick, and after racing them all year, it's about the only thing they havn't broken. They are a great package, as long as you don't use old batteries with them.

The only cogging issues i've seen with them are if they are not provided with enough power. They can work fine with decent NIMH, but really fly with LIPO. I think if you go for the 8.5t motor, it would be easier to satisfy its power requirements.

I bought the XE-RUN esc though, was an absolute steal at £42 when I got it. Have upgraded the firmware and run it with a 8.5t Speed passion v3 motor in "SUPERCHARGE" mode, and it runs fast and cool, and has a great feel to it, but the motor was not cheap. (I could have saved a fair bit by buying a 8.5t XE-RUN motor)

I also have a cheaper LRP package, but I have had issues with that and wouldn't recommend it. The motor won't do advanced timing or "Supercharge" mode on my XERUN speedo, and the LRP speedo doesn't work well with brushed motors. (though it claims it will). I used to race it like that (with a 17t brushed motor) and would need to repeatedly plug / unplug thr battery to get it to work, not what you want when you're trying to get your car onto the grid for a race. If I run the 2 lrp items together, they seem to work pretty well though, but the speedo's throttle curve is too abrupt for me.

I'd say if your on a budget, then get the 60a XE-RUN speedo, and one of the new XE-RUN motors. My friend got a 8.5T XE-RUN motor and the 120a speedo, and it works great / is upgradable e.t.c.

The only negative about hobbywing stuff is that they would be hard to get serviced should you need to, but *noone* I know has ever broken one.

I've also heard good things about Castle products, especially price, and customer service, but have no experience with them myself.

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