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Old 08-26-2013, 09:08 AM   #1
Quarry Creeper
 
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Default Servo

Best servo use with Wheely King crawler?Use two servo for 4 wdsteering.Better standard or digital?
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Old 08-26-2013, 09:11 AM   #2
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Default Re: Servo

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Originally Posted by RoadKing View Post
Best servo use with Wheely King crawler?Use two servo for 4 wdsteering.Better standard or digital?
Good - 7955 or 7950
Best - 7980 or bls157hv
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Old 08-26-2013, 09:24 AM   #3
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Default Re: Servo

Budget? It can be a $20 servo that has about 25-30kg of torque, or more then $100 a pop for something that is more durable and programmable and have warranty...etc.
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Old 08-26-2013, 09:27 AM   #4
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Default Re: Servo

I don't use my rig for competition only for play around my home
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Old 08-26-2013, 02:42 PM   #5
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Default Re: Servo

unfortunately a decent servo will cost as much if not more than the entire rig.
I used a 5645 (50$) on mine and it never failed.
good luck
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Old 08-26-2013, 02:47 PM   #6
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Default Re: Servo

Do you want a good servo or a budget servo? If you want good the Hi-tec or futaba already listed above are about the best but if you want to go a little more budget savox makes some good servos also for about half the price or just a little more.
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Old 08-26-2013, 06:02 PM   #7
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Default Re: Servo

$100 buys ya a 7954. Pretty good servo.
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Old 08-26-2013, 06:19 PM   #8
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Default Re: Servo

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Originally Posted by JokersWild View Post
$100 buys ya a 7954. Pretty good servo.
For less that $100 you can get a 7955 which is a WAY better servo.
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Old 08-26-2013, 06:37 PM   #9
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Default Re: Servo

You can get the 7954 for less than $100 also. Probably more in the $75-80 range.
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Old 08-26-2013, 06:39 PM   #10
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I would go with the 7955 before the 7954!!
But if your gonna spend the $ fork out a tad bit more and get a 7950.. You won't be disappointed...
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Old 08-26-2013, 07:09 PM   #11
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Default Re: Servo

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Originally Posted by crawler nut View Post
You can get the 7954 for less than $100 also. Probably more in the $75-80 range.
That still doesn't make the gears any stronger. It's a good plane servo. Rock crawler? Not so much.
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Old 08-26-2013, 07:50 PM   #12
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Originally Posted by nigels_world View Post
That still doesn't make the gears any stronger. It's a good plane servo. Rock crawler? Not so much.

Never had any issues with the 7954 gears and I'm quite hard on stuff. My issues always been the amplifier burning up during a stall at 7.4 volt. I turned on the 10% and fixed that problem.

I threw out the 7954 due to the fact was a " budgeted " servo and has room to grow and options.... And that's shipped to my door... Unless I was going back in time to around 2008 I wouldn't buy a 7955 unless it was for a winch, lol.

Hell I go with 7980 or 7950 when I don't want servos to fail.
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Old 08-26-2013, 07:53 PM   #13
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Default Re: Servo

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Originally Posted by JokersWild View Post
Never had any issues with the 7954 gears and I'm quite hard on stuff. My issues always been the amplifier burning up during a stall at 7.4 volt. I turned on the 10% and fixed that problem.

I threw out the 7954 due to the fact was a " budgeted " servo and has room to grow and options.... And that's shipped to my door... Unless I was going back in time to around 2008 I wouldn't buy a 7955 unless it was for a winch, lol.

Hell I go with 7980 or 7950 when I don't want servos to fail.
Explain to me why a 7954 is a good buy but a 7955 isn't.
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Old 08-26-2013, 08:05 PM   #14
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Default Re: Servo

The 7955 is a weaker servo. Its something like 333oz and the 7954 is 403oz. I've had them in a lot if heavy rigs including a 12lb wraith. For the money its a great servo.

Last edited by crawler nut; 08-26-2013 at 08:08 PM.
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Old 08-26-2013, 08:14 PM   #15
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Default Re: Servo

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Originally Posted by crawler nut View Post
The 7955 is a weaker servo. Its something like 333oz and the 7954 is 403oz. I've had them in a lot if heavy rigs including a 12lb wraith. For the money its a great servo.
They both make the same torque. The hitec factory pilots run the 7955 on unregulated 2s lipo. 7954 has steel gears and the 7955 has titanium gears. If you think the 7954 is better then by all means have fun with it. I just don't see it that way.
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Old 08-26-2013, 08:22 PM   #16
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Default Re: Servo

Compare the specs on servo city. They are different.

http://www.servocity.com/html/hitec_servos.html

Last edited by crawler nut; 08-26-2013 at 08:26 PM.
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Old 08-26-2013, 08:29 PM   #17
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Default Re: Servo

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Originally Posted by crawler nut View Post
Compare the specs on servo city. They are different.
They are both 333oz-in and .15sec @ 6v. What makes you think they are any different at 7.4v? Like I said the Hitec factory pilots run unregulated 2s lipo to them.
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Old 08-26-2013, 08:35 PM   #18
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Because the 7955 is only rated at 6v not 7.4v. So you run the risk of burning it up. It isn't meant for that kind of voltage.
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Old 08-26-2013, 08:41 PM   #19
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Default Re: Servo

Quote:
Originally Posted by crawler nut View Post
Because the 7955 is only rated at 6v not 7.4v. So you run the risk of burning it up. It isn't meant for that kind of voltage.
Neither of mine have burned up, hitec team pilots are feeding them 8.4v, yet you have burned up a 7954... Hmmm


I'm all done here. I'm happy with my servos. You are happy with your servos. Everyone is happy.
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Old 08-26-2013, 08:55 PM   #20
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Happy happy happy jack...with my 7950 & 7955
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