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Servos

Everything about servos, from basic to advanced.

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What model and make would that be. I have ordered many servos and they are too small, too large, or continue motion instead of 180 degrees. Thanks,...

2014-06-09 09:44 by CBenson
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Hi dudes I'm building an animatronic worm, i want him to sing, blink and move his eye brows so i need 3 servos, i'm completely new to the animatronic side of things, usually i'm just sculpt and mold,...

2014-03-26 15:14 by CBenson
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he I'm kinda new to robotics and I'm building a robot which i will use 12 servo motor (FS5113M) I cant find anywhere the current needed by each servo so I can't determine the battery I need ,,, for th...

2014-02-17 14:10 by CBenson
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I have just constructed my first AL5D robotic arm (with wrist rotate). I switched it on and connected to it with lynxterm and later with flowbotics studio. In both cases I hear a noticeable "hu...

2014-02-03 13:15 by CBenson
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Here is an idea. Those SES servo bracket's main point, I think, is to provide a pivot point at the rear of a servo so as to take most of the eccentric load off the servo. But the bracket adds bulk,...

2014-01-27 11:38 by CBenson
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Hi Is the only reason we need to use Hitec servos becouse of the round almunum servo horn? If I had horns made for spectrum spline I would rather use these in the A-pod I want to purchase. Any hel...

2014-01-01 10:34 by innerbreed
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Hello, I want to know is there is any method through which I can have the position feedback from servo motor? without modifying the servo. I want to find the error between required angle and actual...

2013-12-12 09:07 by CBenson
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Hey guys! How's everyone? It's been years since I've visited -- sorry! A classmate of mine is working on their Senior Project and needs some advice on servos. Short story is they're building a sun-...

2013-11-28 05:46 by NickBarnes
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Hi Guys, Ok I realize this question has been posted around on this forum before but any and all information, new or old, big or small will be useful. I'm currently working for a company that does in...

2013-10-02 08:25 by CBenson
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Does anyone have any experience with these? They seem like a good bang for the buck. And a 2 yr no questions asked warranty. I'm thinking of starting to accumulate a bunch of these for a long term bip...

2013-08-03 17:09 by kurte
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I'm working on a digital servo from futaba s3156 where the servo horn position measurement is read. I tried reading the servo internal potentiometer to correlate the servo angle. Only the wiper line ...

2013-08-02 09:05 by weichoi83
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I don't have my robot arm yet but I'm thinking about the way servos work (I'm moving from time based motors controlled using a rapsberry pi). If I want to grip an object, I presume I would tell the g...

2013-07-17 11:03 by innerbreed
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Hi Guys, Does anyone know where I can buy some 25 tooth/futaba compatible servo horns that are the same size as the hitec horns? Thanks George...

2013-07-06 08:43 by innerbreed
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Hi Guys, I am building a Hexapod using MG996R servos. My question is two part; First if I am using 18 mg996r servos each with an operation voltage of 4.8v to 7.2v what battery should I use? my electr...

2013-07-03 10:35 by innerbreed
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How do I determine the small movement torque of a servo? I have a project and the servo has plenty of torque to move the mechanism when the movement is large. However when I need to move the mechani...

2013-06-10 15:43 by jarcand
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This morning i designed a 16mm Linear servo attachment if anyone is interested? The Unit fits directly to the servo ( HITEC Standard) using the four normal screw mounting holes and as it mounts to t...

2013-06-10 06:39 by innerbreed
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I am building a quadruped with 3DOF and it currently is weighing in at 3.34 pounds and I am using the 3" femur from lynxmotion as well as the aluminum "C" Leg.The servo's I bought not k...

2013-05-16 21:50 by Oden67
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Hi want to make this web site; http://www.circuitsathome.com/mcu/programming/controlling-robotic-arm-with-arduino-and-usb-mouse I have a BotBoarduino and usb host shield, i didn't have a renbotic, I ...

2013-04-22 08:49 by kurte
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Hello everyone, I am working on a robotics project which involves approximately 20 servos and I need to move at least 4 of them simultaneously. Is it possible to move more than 2 servos at a time, whi...

2013-03-13 10:56 by kurte
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I have some hitec digital HS 5485-HB servos, and the HPP 21+ programmer. "Stock" programming for these is something like +- 60 degrees for the 900 - 2100 range of PWM signals. The range of...

2013-03-06 17:40 by KM6VV
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I have Tower Hobbies TS-70 and Futaba S3003 servos. When I program the servos to revolve 45 degrees, the Tower Hobbies servos revolve in one direction and the Futaba servos revolve in other direction....

2013-02-25 14:35 by KM6VV
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I am a model train guy. I am just getting into this servo stuff for little animations on my layout. How do I figure out how to pick a continuous rotation servo for a drawbridge? I have no idea how to ...

2013-02-20 10:45 by ronniebuss
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Hi Guys, I am planning a Lexan hexapod that will be about 200mm long, can I use 485s as they arn't too expensive? Thanks! George...

2013-02-17 17:02 by GeorgeBA13
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Hi guys, I was wondering if used properly without making the servo hot (such as forcing it go to an unreachable position), how long is the average life of a Hitec servo? Do I have to replace a servo a...

2013-02-02 03:25 by zoomkat
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I am very new and raw to servos and control. I have done a bit of research online and am ready to jump in. I am a model train enthusiast who is looking into animating my scenes. I have done so with cr...

2013-02-01 17:23 by CBenson
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Hellow I bought 10 Hitec 5990TG for my biped scout, and i seem to have a big problem with them. all the servos jitter if they are under a very small force ( barely touching the bracket controlled by ...

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2013-01-29 17:48 by zenta
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Servocity says:"Digital servos do not need to be programmed to operate. They work great right out of the box and purchasing a programmer is not necessary." I dont quite understand, so can I...

2013-01-25 17:16 by KM6VV
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I've been learning how servos work, and see that they center on a 1500 us pulse width, and typically move 1 degree for each 10 us delta. So, for 180 degree rotation, the pulse width range is 600 - 240...

2013-01-15 15:48 by KM6VV
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Hi guys..I'm planning to build a quadpod robot..pls. can anyone give me advise what components do I need..the type servos, servo controller and I just wondering what type of Arduino should I choose......

2012-11-30 01:57 by KM6VV
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Here's a convenient table for servo information. Note how the dimensions vary! http://www.servodatabase.com/ Alan KM6VV...

2012-11-29 09:26 by CBenson
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HI everyone, I'm building the AL5A arm. However after I assembled the arm and tested the 6 servos one by one, I found two of the servos (shoulder HS-755HB and elbow HS-645MG) both making the arm shak...

2012-11-27 04:44 by innerbreed
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I need to modify a servo, so that only its potentiometer is connected to the shaft. (This way, I can use the modified servo, with the standard brackets, to build a control arm.) I saw instructions for...

2012-11-16 10:06 by DiaLFonZo
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hi, I am new to servoz and my question is very very basic one. Before i had really seen any system working with servo motors, I had this perception that in a servo motor, the servo remains station...

2012-11-12 12:18 by RoboTed
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Hello, I am building the AL5D robot arm, but I want the base to be able to rotate more than 180 degrees. Since I am using code that relies on the servos being servos, I don't want to hack the servos a...

2012-11-12 09:04 by CBenson
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Hey guys, I've just got 18 hitec servos that I'm planning to use with a homemade hexapod robot, but I can't figure out how to get the servo horn off. The servos arrived a little uncentered after sen...

2012-11-03 15:24 by innerbreed
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Does anyone have the exact location of the Servo shaft (horn) for a hitec 645mg in relation to the casing?? ;) thank you....

2012-10-29 10:02 by innerbreed
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Hi! I would like to program a servo to move from an exact predetermined point A to point B, pause 3 seconds and then move from an exact point B to C, then back to point A. Once I write my sketch (Ar...

2012-10-25 23:26 by HAL9k
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How do you guys move multiple servos at the same time? i was doing some testing with a arduino mega using the code (below) and they are way out of sync.. just wondering how you guys do it??? pst: I k...

2012-10-24 15:28 by robotech99
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Hi All, I was rummaging thru some of my old robotics stuff and came across an old EH3-R that shipped with the New Micros Servopod for servo control and program control. It implements FSMs under MaxFO...

2012-10-23 09:47 by kurte
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HS-5645MG enough for a full body biped? like the ironman4? http://www.lynxmotion.com/images/hi-res/irnman4.jpg...

2012-10-19 14:14 by Carlitos
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Hi this is my first post on the forum, so first some background info. I live on the island of ARUBA. I am not yet into robotics, but since about 3 years ago I have become very involved in using and pr...

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2012-10-16 02:12 by sunxxpress
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Hi. i have 2 Hitec hs5645mg servos and i was wondering if they work with any specific kinds of servos ? i dont know much at all about servos and (my plan was to go to mt only local store that sells ...

2012-10-13 14:16 by Hitokaji
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So i got few HS-5645MG and the angle goes from 20 to 161, if i go any higher than 161 or any lower than 20 it stalls... Any idea on why this is?...

2012-10-12 09:35 by kurte
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I have a servo motor (one of two motors on the Robotic Arm "shoulder") that only moves in one direction. I have it taken off the base so the motors can move freely. If I try to drive back,...

2012-09-19 08:24 by daved
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I am currently working on a new project in which i want to include 2 servos to open a door on the project when i flick a switch on, and then close the door when i flick the switch off. In other words...

2012-07-13 12:49 by zoomkat
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Okay, so my mind has wondered backwards. Servos are rated in oz*in (or kg*cm). I measure an object using a table scale and it reads it to me as oz, this number however is a force because its actuall...

2012-07-09 11:09 by Robot Dude
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Hello, I was wondering if anyone knows how to hack the HS-485HB to get it to rotate 360 degrees but still act as servo instead of a motor. Thanks in advance!...

2012-04-21 10:07 by robotlover
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hi, I've built a simple arm like the one that you see in this movie: http://www.youtube.com/watch?v=XtF54QEjZsE the arm has 2 HS-7980TH motors and one 7985MG for gripper. all parts a...

2012-04-17 13:24 by KM6VV
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Has anyone heard if Hitec is discontinuing the HSR-5990TG or any of the other robot servos? I ended up buying the last 3 from Robotshop right before they removed the product from inventory and I noti...

2012-03-29 13:22 by Robot Dude
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Hi all, I discover after i have screwed the servos (HS-645MG) to the leg parts, that my legs doesn't have the same degree of freedom wich means that when i screwed the servo wheel on the leg bracket...

2012-03-26 10:04 by drawbot
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