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-   -   Team Magic E4 Thread (https://www.rctech.net/forum/electric-road/204165-team-magic-e4-thread.html)

gansei 09-13-2007 08:32 AM

★★ Team Magic E4 EP Sedan ★★
 
http://teammagic.com.tw/SMALL/Team%2.../5/503001S.jpg

1/10 Electric Touring
1/10 E4 Electric Touring Car Preorder

http://www.teammagic.com.tw/en/img/EBTN_FORUM.gifItem No:503001 Brand:Team Magic Spec:503001 http://teammagic.com.tw/INS/Team%20M...%20pic%201.jpg

http://teammagic.com.tw/INS/Team%20M...%20pic%202.jpg
Back in October 2006, pictures of Team Magic's up and coming on-road electric touring car were beamed around the world via the internet. As an early prototype, it immediately captured the attention of the R/C world. From its unique styling to its complex nature, every part of the car was totally unique and offered an insight into where touring car chassis design was heading. Eleven months on, and Team Magic have quietly continued to develop and enhance the new car until it has reached its current state. With testing complete, it's time for Team Magic to introduce the latest step forward in electric touring car technology; the Team Magic E4.

Let's take a closer look at some of the key features of the E4 -- the ultimate on-road racing machine:

http://teammagic.com.tw/INS/Team%20M...%20pic%203.jpg

Unique Super Low Friction 3 Belt Transmission:
Another unique design feature of the E4 is the introduction of a 3 belt transmission. It was chosen because of its advantages in motor, battery and radio gear placement. In a classic two belt transmission system, the front belt is centered down the chassis. This layout restricts the design of the car greatly and forces the manufacturer to compromise in componentry layout. The E4 is exactly the opposite which meant no compromises!

Team Magic has also included a beautifully machine aluminum front dual action one-way/spool differential. With the pins inserted the differential acts like a spool. Remove two pins and the diff turns into a one-way. This allows the driver to customize the transmission to suit individual track requirements. In addition to this, the pulleys and center mount are also machine from the same high quality aluminum for improved pulley and belt durability. The rear of the car features a fully adjustable ball differential.

The whole system is set in motion by super low friction belts. The placement and size of the teeth on the belts were designed to be a perfect balance between durability and low friction.

All in all, the advantages of the three belt transmission system outweighed the minimal increase in transmission friction. Top speed can be easily found, lightning quick corner speed cannot.

http://teammagic.com.tw/INS/Team%20M...%20pic%204.jpg
Centralized Componentry For Perfect Side To Side Balance:
With the belts out of the way, the designers got to work tweaking weight distribution so both sides of the car were equal. They focused on making sure the heaviest components, like the battery and motor were either centralized on the chassis or very close to it. After a few modifications, they achieved their goal and the E4 now has a perfect side to side balance. This gives the E4 another advantage through the corners by letting the car change direction much quicker. With all the weight placed in, toward the middle of the chassis the E4 also has a very neutral feel and there's less chance of the chassis rolling over. Now you can push the boundaries when it comes to corner speed like never before.

As all the components moved inward, the main chassis plate began to shrink. This reduced the overall weight of the car, again, improving its performance.
http://teammagic.com.tw/INS/Team%20M...%20pic%205.jpg
Flying Wing Suspension Arms:
An exclusive design from Team Magic is the Flying Wing Suspension arms found on the E4. This new manufacturing process allowed Team Magic to reduce the size of the suspension arms without sacrificing strength. A lightweight, hollow aluminum rod gives the suspension arm its potent strength and provided the E4 designers with an opportunity to remove or shape excess plastic from around each arm. Both options offer interesting benefits to improving the E4's performance.

The removal of excess plastic helped to not only lower the chassis total weight but also meant the shocks didn't have to cope with additional loads. This improved the E4's acceleration and ability to cope with a bumpy track or surface.

Next, Team Magic set about shaping the arm to serve two purposes; firstly the removal of any holes in the arm makes it much easier for cleaning and secondly, the shape of the arm was molded to help improve airflow. The airflow runs smoothly over the arm and this helps the E4 cut through the air, reducing its drag co-efficient dramatically.

http://teammagic.com.tw/INS/Team%20M...%20pic%206.jpg
http://teammagic.com.tw/INS/Team%20M...%20pic%207.jpg
Super Easy Maintenance
The fun doesn't stop there though because the E4 is also an absolute charm to work on too! The design of the car incorporates quick and easy access to all of the high maintenance areas of any on-road touring car. Take for example, the front and rear differentials. Only four screws hold each differential securely in place. Undo these 4 screws and you now have the ability to lift the entire differential out of car with ease. Make some changes or give it a clean, then drop the diff back in, tighten up the 4 screws and you're ready to race again. Nothing could be easier.


The same applies for the main layshaft which is also held in place by only 4 screws. Slide the belts off the pulleys and lift the entire layshaft out of the car. These quick maintenance features flow right throughout the entire E4 chassis. From the wheels up, the E4 is the ultimate user-friendly touring car on the market.


http://teammagic.com.tw/INS/Team%20M...%20pic%208.jpg

Ultra Low Center of Gravity.
A fundamental consideration in manufacturing a high performance on-road touring car chassis is making sure the major components of the vehicle are placed as close to the ground as possible. This gives the car a low center of gravity for increased cornering speed and improved road holding capabilities. The E4 is a perfect illustration how this can be accomplished with creative precision.

The motor and battery pack can account for almost 40% of the cars entire moving mass so it's critical they are given priority in positioning. The motor area of the E4 is machined away to lower the motor a total of two millimeters past the top of the main chassis plate. This may seem like a small gain, but with this design the motor is potentially just 1mm away from the ground. It would be impossible to get it any lower without placing it in undue risk from potential damage.

The battery pack, which is inserted into the chassis from the bottom of the car, receives the same treatment as the motor. Held in place by an aluminum battery tray, the cells are just fractions of a millimeter from being flush with the bottom of the chassis, but at the same time, totally protected. The aluminum tray also aids in dispersing heat from the battery pack.

With the battery being inserted from the bottom of the car, Team Magic's designers were able to lower the top-plate too. This in turn, meant the gearboxes, bulk heads, differentials and steering system were able to follow the same pattern. A low center of gravity chassis gone to the extreme.

http://teammagic.com.tw/INS/Team%20M...%20pic%209.jpg
Have no doubts about the E4, its unique and fast, all in one convenient package! We look forward to bringing your more details of the E4 soon.


E4 Main Features:
  • Narrowest carbon fiber chassis
  • Alum. battery tray
  • Alum. belt pulley
  • Alum. bulkhead and cover
  • Alum. hinge pin mount
  • Centralized motor and battery deign
  • Quick release front and rear diff
  • Quick release main shaft
  • Fully adjustable setup design
  • Flying Wing arm design
  • Front solid axle/one-way
  • Rear ball diff
  • High corner speed
Text by Andew Webber

bxpitbull 09-13-2007 08:33 AM

Hey slim, someone already beat you to the punch.

Rick Thomson 09-13-2007 08:47 AM

nice design... can someone tell me the weight of the car???

racer34v 09-13-2007 09:30 AM

aslo lipo fitment? looks nice

Branden Moody 09-13-2007 10:38 AM

this car looks good I saw a prototype pic in october that looked like a tank this looks ligh and fast big innprovement.

porschejim911 09-13-2007 10:47 AM

I like it.

Core Creations 09-13-2007 10:52 AM

:nod: Price?

morris 09-13-2007 11:43 AM

car looks pretty kool......:nod:

RC MARKET 09-13-2007 11:51 AM

which gear ratio & weight ?

daveaustin5 09-13-2007 11:52 AM

I'm not sure I like the 3 belt idea, seems a quick way to lose power if you ask me. It might make a good mod racer but for us 19t guys it might struggle.

bxpitbull 09-13-2007 11:58 AM


Originally Posted by daveaustin5 (Post 3669426)
I'm not sure I like the 3 belt idea, seems a quick way to lose power if you ask me. It might make a good mod racer but for us 19t guys it might struggle.

Interesting you say that. No one makes mention of that...was curious if this would ring bells with the 19T/13/5BL crowd. Seems that with all of the "extra" movinig parts, there would be some power loss.

tc3team 09-13-2007 03:03 PM


Originally Posted by bxpitbull (Post 3669445)
Interesting you say that. No one makes mention of that...was curious if this would ring bells with the 19T/13/5BL crowd. Seems that with all of the "extra" movinig parts, there would be some power loss.


As with anything, see what results it puts out.

sounds like what drivetrain loss there is, it makes up for with handling by allowing the cells to be centrally inboard... the layout will be a good move if it proves itself! :)

$rusty$ 09-13-2007 03:11 PM

Looks sweet!

carkillaii 09-13-2007 04:59 PM

Looks Good !!! much better than the prototype:nod:

bxpitbull 09-13-2007 09:29 PM


Originally Posted by tc3team (Post 3669921)
As with anything, see what results it puts out.

sounds like what drivetrain loss there is, it makes up for with handling by allowing the cells to be centrally inboard... the layout will be a good move if it proves itself! :)

I can believe it. I hope it isnt distributed by Trinity...their hand in the pot seems to always spoil shizznit.

UN4RACING 09-13-2007 09:35 PM

I like the paint job.:D

C_Suzuki 09-13-2007 09:52 PM


Originally Posted by Core Creations (Post 3669257)
:nod: Price?

the pre order prices says its 630us:eek:

bxpitbull 09-13-2007 10:43 PM


Originally Posted by C_Suzuki (Post 3671348)
the pre order prices says its 630us:eek:

That has GOT TO BE A MISPRINT!

C_Suzuki 09-13-2007 11:33 PM


Originally Posted by bxpitbull (Post 3671495)
That has GOT TO BE A MISPRINT!

i hope lol cause its more than ridicoulous, its and arm and leg

tc3team 09-14-2007 12:52 AM

Its pretty unique, so my guess is its expensive because of R+D. That 3 belt design will cost more to manufacture. Doubt it will be distributed by Trinity, and they need to find some top class guys first to prove itself...

Lonestar 09-14-2007 01:02 AM


Originally Posted by C_Suzuki (Post 3671616)
i hope lol cause its more than ridicoulous, its and arm and leg

You guys never learn... pre-order is always at RRP. when the product hits the shelves the street price is much lower. It will play the 350-450USD segment like all competitors...

Nicely exposed belts. Hope there isn't too much T-boning happening at your tracks ;)

Paul

bxpitbull 09-14-2007 06:38 AM


Originally Posted by Lonestar (Post 3671775)
You guys never learn... pre-order is always at RRP. when the product hits the shelves the street price is much lower. It will play the 350-450USD segment like all competitors...


Originally Posted by Lonestar (Post 3671775)

Nicely exposed belts. Hope there isn't too much T-boning happening at your tracks ;)

Paul

Yea yea yea I know. Suggested retail in itself is enought to scare away the riff raff :lol:.

On the note of exposed belts....nitro cars run with the same design and with the much heavier cars, doesnt seem to pose a problem. Heres a thought..... stay ahead of the pack:lol:

Remember, Trinity was the distributor for their nitro car. In reviewing Trinity's website, looks like that deal has dissolved. Final close out sales on Team Magic gear.:sneaky: G4S Nitro kit 185:99 SAY WHAT?!?!?!

gansei 09-14-2007 07:23 AM

E4 Run Movie
 
TM E4 Test Run Movie...

http://video.yahoo.com/video/play?vid=1118351

Toughbeard 09-14-2007 08:40 AM

For running stock, 23T or 19T I would go with a shaft car to start with so a two or 3 belt decision is out of question. but driving the 415 for the past season I can say these new belt drive cars are pretty smooth.

For an example I have a G4+ and you need to put the car on a stand or it moves at the slightest angle on the table. very smooth and durable transmission. For a three belt gas car it is impressive.

As far as the 3 belt toruing car I believe the current cars are not strong enough to handle our new brushless motors. To make the cars lighter w removed material, we made the bearings smaller. all added to either less strong cars or cars with exotic materials used at high prices (in some cases both) So a car that is strong enough will actually be a good option. So I am interested in seeing the performance of this car. At the moment power from motors is no problem and the 4200 batteries are usually (notice usually LOL) undrainable even at high amp pulls.

At the moment I am more interested in the 416 than any other car as the information we received is that tamiya will use 5x10's instead of the idiotic 5x9's I would rather have 5x11's but we will live with it

This looks like a great car. The idea behind it is good but with all new designs it raises suspicion. We will watch and see as more data pours in.

Greg Sharpe 09-14-2007 09:29 AM

Well, the belt layout isn't new. That's classic gas car, and as mentioned before, was used on the FSR Bullet EP TC back in the late 1990's. Bob Vanwagner slaughtered the eastern seaboard with one of those cars! :eek:

The suspension arm construction doesn't look familiar to me. Has anyone else seen that before?

tomt2 09-14-2007 03:55 PM


Originally Posted by gansei (Post 3672330)

That was a pointless video, are there any videos of it asphalt racing.

bxpitbull 09-14-2007 04:00 PM


Originally Posted by tomt2 (Post 3673433)
That was a pointless video, are there any videos of it asphalt racing.

I didnt want to be the one to say it. Track was small and the car wasnt shown stretching its legs.

bighurt98 09-14-2007 05:24 PM

WHY??
 

Originally Posted by bxpitbull (Post 3673442)
I didnt want to be the one to say it. Track was small and the car wasnt shown stretching its legs.

Why does so many racers start dogging something when it just comes out?? Look, There are 8 or 9 solid electric sedans that can win at any race depending on the quality of the driver.

Corally
HB Cyclone
Losi
Xray
Tamiya
Shumacher
Serpent?
Associated
Kyosho?
Team Magic?

If I left one off, sorry.

Most of us that race can't push the car to the limits of design to know if one car is better than another. If you are slower with one car than another, then some characteristic of that car is better for you or your setup is off. All of these cars can win.

So stetching its legs is only part of the racing. The car looked like it rotated really well and had solid transitions left to right. When a big time driver changes cars and decides to race the E4, and then wins, everybody will say the car is great. No, it just means that driver can out race anybody in any car and that car is very compatible with all the others.

So, everybody, give the car a chance before you rip it. It has some unique concepts and looks well balanced. It just might surprise you.

rcdy 09-15-2007 01:48 AM


Originally Posted by gansei (Post 3672330)

great driving.. was it running 19t motor? The car was definitely much faster than the rest. Its pretty much well balance with nimh cells, can it accomodate lipo?

MR JOLLY 09-15-2007 02:04 AM

can the TM car take the orion or trakpower hard cased li-po,s with no modification ???

pearl 09-15-2007 03:13 AM

nice
 
I like the Easy Clean Feature! Good job TM! I want one!

trailranger 09-15-2007 04:30 AM

I am glad Team Magic has stepped away from the orginal prototype with saddle packs and the clear nerf wings to mount the ESC on. Smack the nerf, and you can be out $200 for a new ESC.

The drive train should not be an issue as some are declaring rotating mass to slow the car down. If a car can hold its corner speed better than any other car, that mass becomes an ally for keeping the car moving faster in tighter courses. Yes the straight-a-way speed accelerations would be slightly slower, but your corner enteries and exits will have higher speeds due to a lower yaw CG.

I have been waiting a year for the realease of this car
It may be to late for me to convert to the EP4. I ended up with a used Xray T2 which was way faster for me in stock than my TC3 ever was. Not to mention, forgiving in every aspect. I have also heard that 1/10 pan cars may be making a come back and I may ride that bandwaggon beacause there will be one less diff to build, and 12 less bearings to replace.

aus jd 2703 09-15-2007 05:57 AM

this car could be a revolution this and the mi3 are the most inetresting looking cars in awhile guess track time will decide

tomt2 09-15-2007 06:04 AM


Originally Posted by bighurt98 (Post 3673584)
Why does so many racers start dogging something when it just comes out?? Look, There are 8 or 9 solid electric sedans that can win at any race depending on the quality of the driver.

Corally
HB Cyclone
Losi
Xray
Tamiya
Shumacher
Serpent?
Associated
Kyosho?
Team Magic?

If I left one off, sorry.

Most of us that race can't push the car to the limits of design to know if one car is better than another. If you are slower with one car than another, then some characteristic of that car is better for you or your setup is off. All of these cars can win.

So stetching its legs is only part of the racing. The car looked like it rotated really well and had solid transitions left to right. When a big time driver changes cars and decides to race the E4, and then wins, everybody will say the car is great. No, it just means that driver can out race anybody in any car and that car is very compatible with all the others.

So, everybody, give the car a chance before you rip it. It has some unique concepts and looks well balanced. It just might surprise you.

I wasn't bashing the car, I really like the car, it's just the video shows nothing about the performance of the car like most carpet racing.

MERCCER4LIFE 09-15-2007 09:37 AM

VERY NICE CAR.....i may have to look deeper into getting one or a serpent s400

trailranger 09-15-2007 04:14 PM

Here is the EP E4 ProtoType, notice the nerf mounted ESC and saddle packs,


http://www.teamtrinity.com/team_magi...mages/pic2.jpg

-http://www.teamtrinity.com/team_magi...mages/pic1.jpg

http://www.teamtrinity.com/team_magi...ages/pics2.jpg

wallyedmonds 09-15-2007 05:19 PM

where and when can i get one
I HAVE GOT TO GET ME ONE OF THESE



:D:D

MrUnlimited 09-16-2007 03:55 AM

From the official Team Magic website:
http://www.teammagic.com.tw/en/profr...3001&pageNum=1
It looks great but I personally don't like the 3 belt system.

UK.hardcore 09-16-2007 08:01 AM

this car is pure magic really.

i hope its tough as nails, and fast.


:sneaky::sneaky::sneaky:

Francis M. 09-16-2007 10:58 AM

This car looks great. I'm not sure about the three belt system but then this is the first car i've seen with centralized batteries and retaining standard length suspension arms and axles.


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