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Posted
Can anyone recommend an esc to fit a Bush Devil with a Technigold RX-540VZ motor fitted.

It's quite an old motor, bought about 15 years ago.

Cheers.

The Technigold RX-540VZ motor came out in 1986 and is a 21 single turn motor, you Technigold motor is worth a small fortune if it hasent had much wear and you still have the box.

Maybe a MTRONIKS VIPER ECO20 SPEED CONTROLLER would be ok or you could go with a lower turn esc if your worried about heat but should be ok as its an old motor and is no where need as fast as the new 21 turn motors.

Posted
Can anyone recommend an esc to fit a Bush Devil with a Technigold RX-540VZ motor fitted.

It's quite an old motor, bought about 15 years ago.

Cheers.

The technigold is a 21 turn motor so any speedo that can handle 20 turns will be just the job! I would stick to only using nicads with this motor, wouldn't want to shove some high capacity Nimh's through and ruin a historic Tamiya motor!

Posted
The Technigold RX-540VZ motor came out in 1986 and is a 21 single turn motor, you Technigold motor is worth a small fortune if it hasent had much wear and you still have the box.

Maybe a MTRONIKS VIPER ECO20 SPEED CONTROLLER would be ok or you could go with a lower turn esc if your worried about heat but should be ok as its an old motor and is no where need as fast as the new 21 turn motors.

That's good to know, i still have the box & it's not really had much use, being sat in the loft for the past 10 years.

Posted

tGold runs off 8.4V so its not going to complain about NiMH; 7.4V LiPo even

they are efficient motors with decent torque... stuck one into TCS in GT1 and it kept up with the 11-triples

Posted
That's good to know, i still have the box & it's not really had much use, being sat in the loft for the past 10 years.

mmmm if you put that desciption about your motor on ebay it should sell well and for a good price, if you wanted to sell it that is

Posted
I'll start the bidding shall I??

If it still has the stickers on - 40.

Id say you could get abit more for it than that with stickers, hardly used and boxed :(

Posted
Still got stickers.

One problem - NOT FOR SALE :(

There are some on eBay at 40 from Hong Kong

I really dont blame you for not selling it, its a motor of Tamiya history, I would however put it back in the box and keep it safe, the price can only go up im sure.

Posted
If I had one it would go straight onto the back of a period machine, and be bashed until it broke. Then rebuilt...and bashed until it broke again. Etc.

Can I ask, are these motors the best things ever made, or is it just sentimental feelings towards them? If they are still the best, why on earth has Tamiya not started reproduction of these?

Posted
Can I ask, are these motors the best things ever made, or is it just sentimental feelings towards them? If they are still the best, why on earth has Tamiya not started reproduction of these?

In its day it was a powerful motor and was built to a high standard, it brings back memories to old school tamiya rc fans, its no where near the best thing ever made, the super stock rz 23 turn would leave the Technigold for dead, its all to do with the history of it more than its performance of todays motors, dont forget the Technigold is 22 years old

Posted
And 22 years on I would still love to own one, just so I could say I do :(

Got ya, just like me buying an old Marui Ninja NIB so I could re-live my childhood! :blink:

So is the super stock rz 23 turn available now then and the best on the market I take it? I want to upgrade a couple of my cars so want to buy a good motor or two :D

Posted
Got ya, just like me buying an old Marui Ninja NIB so I could re-live my childhood! :(

So is the super stock rz 23 turn available now then and the best on the market I take it? I want to upgrade a couple of my cars so want to buy a good motor or two :blink:

Yep its been available for awhile now, its a good all round motor with very high torque, fast off the mark and wont be to heavy on your battery, is it the best on the market mmmm hard to say but it is a dam good motor for the money, around 17/18 on ebay .

For 23 turns you cant call this motor slow, take a look at a dark impact with a super stock rz motor in it .

I was going with a 19 turn but im gonna put on of these in my ms df03, fast enough for me anyway

Posted
what does the 21 turn, 23 turn actually mean, is it the number of turns per second

or something similar.

Generally speaking two things decide how fast a motor is. How fast it spins when fed with 7.2 V (RPM) and torque (turns and winds), that is how well it can sustain the high RPM under load. Both are generally given by most manufacturers. You may have seen "15x2, 33 000 RPM", where 15 is the number of turns and 2 is the number of strands the wire has.

Turns refers to the number of times a wire is wrapped around the motor armature and winds is the number of strands the wire has. A lower number of turns translates to higher RPM (shorter wire, lower internal resistance). That makes them draw more current, thus beeing called "hotter" motors and a more difficult load for speed controllers. Moreover this also translates into different run-times, where a lower turn-motor has a shorter run-time than a higher-turn motor.

Winds have a similar effect on power and run-time. A single wind (x1) motor will give you more punch than a higher wind motor (say x3). The latter will give a smoother pickup and a slightly higer top speed. The more winds a motor has the lower its run-time will be given the same car and battery

Posted
Generally speaking two things decide how fast a motor is. How fast it spins when fed with 7.2 V (RPM) and torque (turns and winds), that is how well it can sustain the high RPM under load. Both are generally given by most manufacturers. You may have seen "15x2, 33 000 RPM", where 15 is the number of turns and 2 is the number of strands the wire has.

Turns refers to the number of times a wire is wrapped around the motor armature and winds is the number of strands the wire has. A lower number of turns translates to higher RPM (shorter wire, lower internal resistance). That makes them draw more current, thus beeing called "hotter" motors and a more difficult load for speed controllers. Moreover this also translates into different run-times, where a lower turn-motor has a shorter run-time than a higher-turn motor.

Winds have a similar effect on power and run-time. A single wind (x1) motor will give you more punch than a higher wind motor (say x3). The latter will give a smoother pickup and a slightly higer top speed. The more winds a motor has the lower its run-time will be given the same car and battery

Geez now im confused. So in a nutshell, the more turns means the more turns of wire inside the motor on its spindle, which means what, faster speeds or lower speeds? Would a 23 turn motor be a faster or slower motor than say a 19 turn, or does it not work like that?

Posted
Geez now im confused. So in a nutshell, the more turns means the more turns of wire inside the motor on its spindle, which means what, faster speeds or lower speeds? Would a 23 turn motor be a faster or slower motor than say a 19 turn, or does it not work like that?

The less turns the faster the motor, 23 turn would be slower than a 19 turn, there are brush motor and brushless, brushless are super fast

http://www.youtube.com/watch?v=GgfdwBqnRjo

not cheap though, can be over 200 for a really good brushless system

Posted
The less turns the faster the motor, 23 turn would be slower than a 19 turn, there are brush motor and brushless, brushless are super fast

http://www.youtube.com/watch?v=GgfdwBqnRjo

not cheap though, can be over 200 for a really good brushless system

Thanks, but a super stock rz 23 motor for example, is still a very fast motor, or would you recommend a 19 turn motor as being of similar cost and speed?

Posted
Thanks, but a super stock rz 23 motor for example, is still a very fast motor, or would you recommend a 19 turn motor as being of similar cost and speed?

The stock rz is around 17, a good 19 turn motor, a checkpoint money motor for example is around 32, Im going to run a rz with the Tamiya Teu 302bk Esc as it can handle up to 23 turn, its a higher spec than the Teu 102bk Esc, just plug and go, nice and simple, dont forget if you get a 19 turn motor then you'll need an Esc that can handle 19 turns or less

Posted

Forgot to answer your Question, I would recommend both the rz and checkpoint both good motors, the rz is very quick off the mark but long distance the checkpoint would win as its overall faster, anyway what kit are you putting your motor in?

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