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Well for one, a helicopter using the very same mechanical parts, rotors, shafts, gears and even the same servos and ESC and is 48 grams less, being lighter, will perform better. I think anyone would agree. Secondly. It's no secret. Ask anyone. The 09-8 and 09-9 servos are beyond garbage and are 98% likely to burn up or short out quickly (within 50 or so flights). If they don't, your lucky. It only takes one to bring the heli down and cost you money. So don't take my word for it go ask some people. Third, If you live in a hot climate i can almost promise you will either burn the ESC out or cause a thermal protection at some point in the summer and crash because of it. The ESC and the motor are known to run like a furnace. Fourth, the tail servo is also known to run very hot and hunt loudly. I burned out 4 Walkera tail servos on my v450 within 40 flights. Plus a cheap Fusonic servo. Almost all of them burned out in the air. But i do live in florida, one very hot climate in the summer. So, Once i installed a Savox servo it lasted for well over 50 flights and still going. I'm probably encroaching on 100 flights with that servo installed now. It's been through many, many, many crashes. All of which were caused by electronic failure of the stock ESC or RX, all except for one. I really don't intend to bash the heli. Nope. I could care less if you listen to me or not. The fact is I'm not just barking in the dark. When i first got my V450D01, i didn't want to believe it either. I was stubborn. But the truth is, the more problems i encountered, the more times i replaced the servos, the more the electronics failed on me, the MORE PEOPLE i found having the same problems. After burning out a few sets of cyclic servos and a hand full of tail servos. All of which are documented in the V450 thread. I finally replaced them all. I kept having problems and the RX kept locking me out completely. Not knowing, and stubbornly ignoring that it could be the RX. I replaced the ESC, motor and everything else. It then came down to a defective RX, of which i went through 4. Only 2 of them would work without lock out. It wasn't until i got the long antennas on the revised 2702V that i started trusting the V450. I can promise you i can bring some degree of facts to the table on this issue and there are others that have encountered it as well. It's pretty random. Like a disease or something. So, I'm sure this heli is OKAY and will fly. But you better fly it like you don't care if it crashes. Because if you don't crash it. I promise you. The electronics will crash for you before very long if your doing 3D. That won't be fun or cheap with that uhh.... "nice" plastic frame. But really, don't take my word for it. Do your own research. Ask people about the Big Walkera helicopters. Can you trust their servos? Have you ever heard of anyone using Walkera servos in an Align clone or other bigger heli to save money? NOPE. The fact is you can heed my warnings or not. If you do, i doubt you will regret it. But if you don't. Chances are likely you'll find out on your own eventually. I really just want Walkera not to risk people's health and property because they make helicopters that do this:
BTW, only one of these crashes was my fault. The 2nd one. All the rest were the RX locking me out. These were all with two different 2702V receivers installed and recored over a period of about 2 months or so. So trust me, I've done my research and paid to do it first hand too. So if we're lucky the new Devo RX doesn't have this problem. So far, I have not heard of anyone with it yet on a Devo. Though i have heard of devo locking out in random cases. So manybe these issues are random and i'm unlucky. Is it worth your wallet to try your luck? |
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Joined Oct 2010
703 Posts
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if the frame is like the one on the MasterCP you'd have to have a pretty horrendous crash to put a dent into the frame. One reason I wouldn't get this is at 450 size there are too many better choices. This is 299.00 you could build a flybarless trex clone for that amount and I guarantee it would fly really well. For 100.00 more you can get a mini protos.
But......for someone who really doesn't want to play with setup too much and just fly i guess this would be ok. I am sure they probably will end up with new servos at the very least though. I really don't trust ANY of Walkeras servos. I wouldn't even fly a 450 size with their stock servos. Hell, i didn't even use the stock servos in my MasterCP....went straight to Hitec's. |
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Hong Kong
Joined Jan 2010
4,782 Posts
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I gathered that the trade price of the V120D02S is around $100. The street price in Hong Kong is about $160. This compares favorably with the 130X that sells for $280 here. Whereas in the US, you can get the 130X at below $240. You cannot really compare value for money between large helis and submicros. For a start, there is much more investment involved in research and development. None of the high end brands have a submicro CP. The Align 100 FP is widely reputed to be a failure.
I just checked the flying weights of the V200D03 and Master CP. It is 342g vs 420g respectively. Therefore the plastic frame gives a deceptive perception that it is lighter. While in actual fact it is much heavier because of its thickness. This partly explains why the Master CP sometimes behaves like a flying elephant compared to the V120D02S for me. It drops very quickly after flipping inverted and I find it difficult to stabilize it because of the momentum. Still, I don't think anybody has reported any mechanical problems with this heli. Mechanical problems account for up to half the problems seen in the 4F200. if you take them out, it will be a substantial improvement even if you were left with poor electronics. I would be interested to see if street vendor will sell it here. |
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About the 4f200 Mechanics: I will never sell my 4f200, it's still to this day my favorite heli. Maybe not best performing for 3D, but i still love it. I've never had the issues many others have had with the mechanics. If they used a CF frame on that heli and gave it some better servos it really would be one of the best heli they ever made. If not the hardest to work on . I wish they would rerelease it for devo or something. The only thing wrong is their quality of construction. They need to make the swash and blade grips out of 6061-T6 Aluminum or make the screws/threads bigger for the ball linkages. Because they are WAY too soft to hold together in a crash. All the ball linkages always strip out. If you fly it in this state the linkages and parts WILL fly off. The other thing is they need to reduce the size of the gap in the blade grips so they can accommodate standard 200mm blades like the Trex 250's blades. If they MUST insist on proprietary blade standardization. They could at least make the blades narrower on the 3 blade head. They were too wide for 3D. The heli wasn't made for 3D. But with slightly narrower blades, like the trex 250 blade i custom fit, the heli performed 3d much better. Over all they have the capability of releasing one of the coolest 250 size helicopters but in classic Walkera style, they fall just short of the mark every time because of greed. They have no focus on quality, they just want the unit out the door so people will buy it. Again, not building any brand loyalty here. About the V450 mechanics: I don't expect there to be anything wrong with the mechanics. The "New" rotor head mechanics use a new swash that is half plastic and is taller. So it has a limited range of movement compared to the older, all aluminum and shorter swash on the original V450d01. Because of the limited range of movement, Walkera lengthened the ball linkages on the blade grips to balance it out. At least this is how it appears to be. I don't expect anything to be "wrong" with the mechanics except for breaking the plastic blade grips in a crash and having to buy a WHOLE new rotor head to replace the cheap plastic parts that don't even cost a nickel for them to produce. NOW, if they happen to sell the rotor head parts separately, like every other 450 manufacturer. This might be worth the downgrade in quality with a higher price tag. But the fact is they want MORE money for the "New" mechanics as replacement parts. Then they want for the OLD all aluminum and better quality parts. I don't see how material quality goes down and price goes up. But this is Walkera logic for you. At least blade helicopters are not ambiguous. You know your getting a plastic helicoper. But you also know your getting a top of the line gyro and some servos i haven't seen anyone complain about yet. I'm sure they are not good. But at least Blade isn't trying to hide under the guise of a quality helicopter brand. There is some honesty in their presentation of their cheaper brand heli. For one, they don't have people like Wow hobbies telling people that the Walkera 450 servos are as good as Hi-tech or Savox/Align servos. Because they obviously are not. Take a look: http://www.wowhobbies.com/hm-v450d01...3servos-2.aspx http://www.wowhobbies.com/hm-v450d01...of3servos.aspx |
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United States, GA, Tybee Island
Joined Jun 2012
21 Posts
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The point I am trying to make is there's no history on this helicopter as of yet.
Will there be problems with it I am sure there will be. But every helicopter on this form has had some kinda problem. Just one example blades 130 tail slider. But after talking to Bob at helircstore.com who will be stocking this heli and the parts. I for one will be getting 2 of them and hope for the best. At 200 to220 bucks for a 450 BNF and it not be a clone it is a risk I myself am willing to take |
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United States, GA, Tybee Island
Joined Jun 2012
21 Posts
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Something I should add is I can and do work on my Helis. And Bob at helircstore.com has replaced all bad parts from walkera that i have got including a bad RX on A Master CP that had a tail drift out of the box. With out his support I would most likely not be a walkera customer
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I Know this much. If i made tires that go flat in 50 trips, or break shoes that failed after 100 miles, or anything else that would be a safety concern on a car. I would probably deserve any ridicule i received for putting peoples health, life, and property at risk. The company would probably go under within a year. Especially without refunding or compensating the buyers. So why is it not okay to talk about a heli that might take your face off? |
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Hong Kong
Joined Jan 2010
4,782 Posts
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There is a BNF version without battery or charger for $193.55
http://9imod.com/index.php?main_page...oducts_id=2070 |
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United States, GA, Tybee Island
Joined Jun 2012
21 Posts
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You can talk about anything you want and I support that. But we are talking about a helicopter you have no experience with.
1st lockouts yours where with WK Rxs this is a Devo Rx lockouts do not seem to be a problems 2ad week motor in your own words this one looks to be different 3rd flying a 450 class helicopter in a small space such as in front of your garage will never be safe And last I work with a seller who stands behind his products. I call him on the phone tell him the problem and he does what ever it takes to fix it. Try that with wow hobbies |
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Hong Kong
Joined Jan 2010
4,782 Posts
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It looks that it will be a massive launch. The heli heavily back-ordered by vendors and distributors. It will be the first time that a 450 Walkera heli will be available for sale in Hong Kong. I hope the receiver won't have any of the problems of the old 2702V, It is given that you will have to replace the servos. I hope that newbies do not get overwhelmed by problems as many did with the old V450D01. I am not going to get one because for one, I am absolutely scared of the 450 size.
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Joined Oct 2010
703 Posts
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Oh, yeah, the bigger birds fly soooooooo much better though. The micros really get your skills ready for when you fly the bigger birds. |
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