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-   -   Quark fried, blown capacitor... (https://www.rc-monster.com/forum/showthread.php?t=6608)

wallot 05.30.2007 10:49 AM

Quote:

Originally Posted by AAngel

I also heard from MGM and they said that they got my Compro just yesterday. I sent it via Global Priority, but it took over three weeks to get there.

Thats thanks to our wonderfull customs. Unless it's Global Express (EMS) that leaves customs in few hours most of the time, it can take them 2-4 weeks to process it. I went to customs ONCE for my package and there is always just one guy and he needs about 15minutes per person. Never again so i rather wait fot them to process it. (week ago got stuff ordered from TH that left on May 12th and still waiting for stuff that left on 9th)

Will get tomorrow Nippon Chemi-Con LXZ (best I could find around europe actually) series 470uF caps so will see how it will help.

AAngel 05.30.2007 11:54 AM

OK, a couple of you guys are going to be upset. I gave a few packages to my secretary to mail out. Unfortunately, she unknowingly dropped them in the outgoing box without the customs forms, so I got them back. I am leaving for lunch in about an hour and will go to the post office myself and take care of this. I'll be shipping by Global Priority, so it won't take too long, although it's already been long enough.

Sorry.

suicideneil 05.30.2007 12:00 PM

Secretaries..... who needs 'em eh?

AAngel 05.30.2007 12:13 PM

Oh, I don't know what I'd do without mine, but there are just some things...

Oddly enough, she's never had to ship anything out of the country before. LOL.

zeropointbug 05.30.2007 01:46 PM

"(heat batteries more like it)" :005: I like that.

Well, if it's past warranty for you then I will gladly take it from your hands. Let's just make sure it's shipped the cheapest economy mail.

AAngel: What is the new controller coming out? The plasma, or the rumored 'Quark 125C' ? I sure hope I don't have a faulty one again, as this one does not seem to be soldered in a friendly manner, literally.

Bummer about the caps, oh well, until I get them, I have some solid polymer ultra low ESR 470uF/10v caps from a VC card that died on me. I will use two in series for now, they should work very well, and not blow out on me.

Wallot: Let us know what your experiences are with those caps will you? Also, the heatsink you have on your Quark, that looks VERY similar to my Arctic cooling Silencer heatsink I was going to use but ran out of room...

wallot 05.30.2007 02:15 PM

DOnt worry will let u know :0

It is artic cooling silencer :) or better said was :)

zeropointbug 05.30.2007 06:54 PM

Sweet

And on a not so sweet note... I wired up my new Quark, all ready to go. To my most annoyed surprise, it COGS, cogs like MAD! I am totally confused, I have a large 10,000uF 25v cap (temporary). It will only start spinning when I give it about 50% throttle or above, even then, the motor sounds like it is not running right.

When I turn the Quark on, it does it's CHIME start-up, but it's very quiet, not near as loud as it was before my last one quite.

My gut feels so bad right now, waiting so long for something that I paid a lot for, and for it to do be another 'piece'.

S&T, what is going on? :032:

zeropointbug 05.30.2007 07:41 PM

3 Attachment(s)
WELL , LA De DA! Just my luck!

QUARK FRIED AGAIN!

:035: :035: :035: :035: :035: :035: :035: :035:

The thing turned into a FOG machine, there was smoke poring out of it and laying along my table.

I seriously don't want to wait another month, only to have another Quark blow up. :018: See that face, that's not a happy face! :036:

BrianG 05.30.2007 07:45 PM

Wow, that sucks. It looks like those FETs really went out with a bang! Did you do the internal mod to that one too?

zeropointbug 05.30.2007 07:52 PM

No, I didn't do anything to it. I think one of the FET's was maybe faulty, and then it blew, and caused a chain reaction, wow. The whole room absolutely wreaks of burnt FET. :036: It was cursed from the beginning.

I'll see if I can just give S&T a pic of this one and they send me new one?

BrianG 05.30.2007 07:54 PM

Yeah, it does sound like something was bad from the get-go.

Good luck with getting S&T to simply send you a new one!

zeropointbug 05.30.2007 08:44 PM

I'm THIS close to buying a Mamba Max, you know for the mean time between when each of the Quark failures. :025:

You try and prevent one thing that happened to you, then you get a kick between the legs with another problem.

silentbob343 05.30.2007 09:02 PM

Quote:

Originally Posted by zeropointbug
WELL , LA De DA! Just my luck!

QUARK FRIED AGAIN!

:035: :035: :035: :035: :035: :035: :035: :035:

The thing turned into a FOG machine, there was smoke poring out of it and laying along my table.

I seriously don't want to wait another month, only to have another Quark blow up. :018: See that face, that's not a happy face! :036:

Man, that's what happened to my second 33A. Doing full throttle run, let up and it stopped with white smoke pouring out of the controller. Heatsink was HOT. My first controller was good except the programming button broke off and I can't fix it with the non removable plastic case they use.

Hopefully the replacement, 3rd controller, will last.

cemetery gates 05.30.2007 09:14 PM

What the hell is with all these Quarks blowing up! I feel for all you guys, I really do! I mean, do they have 2yr olds making these or something?!?! I'm afraid to run mine now; I already smoked it once!

Bye:018:

andywpj 05.30.2007 09:23 PM

Zeropointbug, your are so bad luck.

BrianG 05.30.2007 09:25 PM

Looks like AAngel and ZPB are going to start a new "unlucky club"...

andywpj 05.30.2007 09:30 PM

i think Quark esc quality control has big priblem..

silentbob343 05.30.2007 09:37 PM

Quote:

Originally Posted by andywpj
i think Quark esc quality control has big priblem..

Sounds like it.

AAngel 05.30.2007 10:12 PM

ZPB,

You should email them right away. I'm sure that we aren't the only ones having problems like this. They may have some kid in the back soldering these things up for them, while the main guys work on the new esc. Who knows?

I know that I won't be buying any more S&T products, even when the new esc is released. Now that I think about it, it might be something that S&T is aware of. When I first started having problems with my second Monster Pro, Frank was kind of quick to say "fax us the receipt and we'll refund your money." When have you ever had a manufacturer say that? I've never heard that before, from a manufacturer.

I've gotta admit that I expected a lot more from the Monster Pro, with all of the positive comments that have been made about it. When I got my first one and I opened the case to see about adding the caps, I thought, "man, this thing is kind of dinky." Lots of flex in the pcbs and they looked thin to me, considering how long they are; and as pretty as the case is, it serves no purpose, except to hold the heat in.

I'm really hoping that my Compro gets here soon. That esc is built really well. It didn't have that feeling of fragility. If it hadn't been for the software issues that I was having, I think I would have liked it a lot.

zeropointbug 05.30.2007 11:16 PM

Hey everyone, thanks for the remorse. :025: I am going to phone Frank tomorrow, if I don't feel like talking to anyone (they will hear it in my voice), I will just email, and send pics of it.

AAngel: Believe me, the Quark is an awesome controller, I still want one, the smoothness is just incredible, and addictive. You prob never got a chance to feel the Quark in 'action', from what you said happened to it.

Which controller are you guys talking about? The 125C version? Or is the upcoming Plasma controller?

AAngel 05.30.2007 11:21 PM

With the QC issues that I've seen, I'm not to wild about Quark these days. As far as the Plasma goes, it's just going to be another 1/10 scale controller. It isn't going to be the cure all for us large scale guys.

jhautz 05.30.2007 11:29 PM

I have 3 of these in operation right now ranging in age from 1 1/2 years old to about 4 months old and the only problem I ever had was when I ran it though a bunch of standing water and fried it. (quark had a free warranty replacement for that one back to me 2 weeks from the day I mailed it)

You guys are having a string of bad luck or there is something seriously wrong in the Quality department at quark. I wonder if they have recently "cost reduced" these things.

If I were you it would be time for me to make a stink over at S&T...


ZPB, I do agree with you about the quark when its working right. There isn't any other controler that I have ever tried that is even close as far a smoothness. I can make a quark cog. I like that.

silentbob343 05.30.2007 11:37 PM

Quote:

Originally Posted by jhautz
I have 3 of these in operation right now ranging in age from 1 1/2 years old to about 4 months old and the only problem I ever had was when I ran it though a bunch of standing water and fried it. (quark had a free warranty replacement for that one back to me 2 weeks from the day I mailed it)

You guys are having a string of bad luck or there is something seriously wrong in the Quality department at quark. I wonder if they have recently "cost reduced" these things.

If I were you it would be time for me to make a stink over at S&T...


ZPB, I do agree with you about the quark when its working right. There isn't any other controler that I have ever tried that is even close as far a smoothness. I can make a quark cog. I like that.

I agree, it was smooth for the 5 minutes it was running ;). That's why I don't want to go with a Mamba.

zeropointbug 05.31.2007 12:05 AM

Yeah, I was going to say that earlier, their Quality Control is going of course or something. I would have thought these things are tested before they go out, you know?

AAngel: I remember you saying before that your Quark would not go slow, and it would start abruptly? When, and I mean 'when' the Quark is working :005: the speed at minimum throttle is amazing, it's very slow, and smooth, never cogs.

BTW, the time it took my Quark to be shipped off to Quark for replacement, you bought your first Quark, you got it, you fried it, sent it back, got it back. I still had not received mine back from S&T... ain't it the best to be out of country.

zeropointbug 05.31.2007 12:06 AM

Quote:

Originally Posted by silentbob343
I agree, it was smooth for the 5 minutes it was running ;). That's why I don't want to go with a Mamba.

Did yours go on you as well? Or did it just thermal?

silentbob343 05.31.2007 12:11 AM

Quote:

Originally Posted by zeropointbug
Did yours go on you as well? Or did it just thermal?

I wish it was just thermal, lots of white smoke came out and a HOT heastsink. It would turn on and operate, but with tons of cogging. I sent it back the retailer and waiting on a replacement. The first one ran fine, but I broke off the programming button.

zeropointbug 05.31.2007 12:59 AM

Oh, right, I forgot you said that. I am a little irritated about this whole thing, I guess it's hard for me to remember stuff at the moment.

Yeah, I could see intense light coming from the end of the quark, and blowing out smoke. I jump for the batteries plugs, I just froze at first, it was buring for roughly 2 seconds until I unplugged them. Who knows how many amps were going through the thing to burn that up so intensely.

I wonder what it actually was that was burning, a flame, or plasma?

AAngel 05.31.2007 01:13 AM

OK, so we need a controller that will run a Nue motor right. What is there? There's the Quark, the Compro, and what else. There has to be something out there.

I, like others, have been waiting for Castle, but I've just about given up on that. Think about it. From what I understand, the MMM controller is ready. That means that they have the software. If they do, then why haven't they released it? They have to have some version of it that is compatible with four pole motors. The only thing that I can figure is that they are afraid that if they release a fix for the MM, then their MMM sales will be hurt. If they are playing that game, I'll be PO'ed.

As for the Quarks, I know that they have a good track record thus far, but I haven't seen it. Is this a sign of a good thing gone to crap? I'm about so feed up with all of this I'm about to grab a Lehner from where ever I can find one and run it on 4S with my MM and call it a day. After all, I went to electric to simplify things, not make them more of a headache.

I'll just have to wait and see. I might luck out and the Neu that I have coming will run ok on the MM.

ZPB, do you have another controller to run? How long was the total turn around time for your last Quark?

zeropointbug 05.31.2007 01:34 AM

Yeah, the controllers are the headache really. I am fed up with this as well, almost every single R/C project I have had, the controllers have be stupid the first time.

My turn around time, IIRC, was 4 weeks. Yup, that is a long time to wait. :025:

At least I got my dimensions for my case. If that will ever take off, if I get a working Quark. I am going to ask them if they can test one for me to assure working order then send it out.

jhautz 05.31.2007 01:59 AM

The Lehner motor crisis will hopfully be over soon. :027: I had a special order Lehner Mike was getting for me and he said it was on the way from Germany now. (4 months later...:032: ) It also sounded like the rest of the motors (or at least some of them) should also be on the way. Shouldnt be too long now, hopefully anyway.

Aangel. Id hold out for the Lehner if you can. They run MUCH better on the MM than the Neu. At least in my experience they do.

suicideneil 05.31.2007 12:03 PM

Do the schulze contollers work with 4 pole motors? If not are they any good with normal 2 polers like the XL motors? I know Candyman runs his Bigmaximum on a 18.97k- if it wasnt such an expensive setup that would be a sweet route to go.

AAngel 05.31.2007 01:54 PM

jhautz, I've already bought a Neu 1512 1.5Y, but I only bought it because it was a good deal; and at worst, I could run it in a buggy if it doesn't work out for the truggy.

I would, however, like to get my hands on a 1940/8 or 9.

wallot 05.31.2007 02:34 PM

1 Attachment(s)
Patient survived the surgery. Will see on Saturday what's gonna happen :)

And quark got bit more color thanks to only big enough shrink tube I had :005:

Attachment 3010

aqwut 05.31.2007 02:35 PM

hahha.. Geeze.. that's just funny lookin' man... hopefully it'll work good... :)

jhautz 05.31.2007 03:53 PM

That is just downright embarassing.... I feel so bad for your poor truck having to wear those goofy colors.

Aangel, I think that the 1940/8-9 would be a great chioce on the MM.

ClodMaxx 05.31.2007 03:57 PM

it looks like wrapped candy, wallot! :)

wallot 05.31.2007 04:37 PM

two 470uF candies :)

one small change - got rid of the ugly plastic that mounts the heatsink to the chassis and replaced it with another part of old alu skid thats already working as heatspreder inside the Quark. little bit of thermal glue and whole chassis + hybrids will work as one big heatsink :) - theoreticaly if the small contact area will do :)

zeropointbug 05.31.2007 07:03 PM

HEHE, looks like the Jokers clown truck. :005: It even matches your body colors!

Hopefully that will work well. About the heatsink thing, it won't add any more cooling that your silencer already has, the temp at the end of the fin tips would be almost ambient temp.

MetalMan 05.31.2007 11:12 PM

I got my Hyper 8 over to the track today with Neu 1512 2.5D and MM. Normally it is geared 18/46 (4s Lipo), but today I geared it 14/44. Cogging occurred MUCH less, but it was still there. Start power was high, timing was high (but not "highest"), punch control at 50%. Runtimes were good (BP-Revo could confirm) with only 5000mah, and nothing really heated up. The motor and ESC were both at about 118 (no fans), and the battery was at 100. This is definitely a good setup :).

wallot 06.01.2007 02:24 AM

Quote:

Originally Posted by zeropointbug
......., the temp at the end of the fin tips would be almost ambient temp.


I know:005:


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