Futarba s9154 servos

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richard armstrong
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Futarba s9154 servos

Postby richard armstrong » June 8th, 2014, 7:47 am

i recently obtain 4 Futarba s9154 servos with disc horns

can anyone point help me or know where to get hold of horns that that will fit them

looking for a set or individual horns that will fit an 8 mm output shaft

Speed: 0.14 sec/60° @ 4.8V
Torque: 64 oz-in (4.6 kg/cm) @ 4.8V
Dimensions: 1.9 x 1.1 x 1.0" (48 x 27 x 25mm)
Weight: 1.9oz (53g)
Output Shaft Diameter: 8mm
Power Supply: 4.8V (Futaba does NOT recommend using 6V)
Richard "the rocket" Armstrong

"Fly me to the moon" then crash and burn BABY!

Bob Thompson1894
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Re: Futarba s9154 servos

Postby Bob Thompson1894 » June 8th, 2014, 8:15 am

any model shop. You have two in Newark.

richard armstrong
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Re: Futarba s9154 servos

Postby richard armstrong » June 8th, 2014, 8:36 am

Bob Thompson1894 wrote:any model shop. You have two in Newark.


tried both don't stock SA
Richard "the rocket" Armstrong

"Fly me to the moon" then crash and burn BABY!


richard armstrong
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Re: Futarba s9154 servos

Postby richard armstrong » June 8th, 2014, 10:51 am

the servo shaft is not standard, it is 8mm
Richard "the rocket" Armstrong

"Fly me to the moon" then crash and burn BABY!

Bob Thompson1894
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Re: Futarba s9154 servos

Postby Bob Thompson1894 » June 8th, 2014, 12:17 pm

Those are a unique spline size. What are you going to use them in?

richard armstrong
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Re: Futarba s9154 servos

Postby richard armstrong » June 8th, 2014, 3:01 pm

Bob Thompson1894 wrote:Those are a unique spline size. What are you going to use them in?


my intentions was to used them as a rudder servos or aileron servo in my 7ft monocoupe, or has replacement servos for the beaver wings

not really decided

alternatively i could use them on the greenley wings up

i need the arms
Richard "the rocket" Armstrong

"Fly me to the moon" then crash and burn BABY!


Bob Thompson1894
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Joined: December 6th, 2008, 1:08 pm
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Re: Futarba s9154 servos

Postby Bob Thompson1894 » June 8th, 2014, 5:55 pm

They are total overkill for aileron servos on something like that. 3001s would do! If you are fussy, then Hitec 645s would be ample. Those are digitals, suitable for big 3d models. Warning:
S9154 Digital Servo Precautions,
-It is best to avoid long leads and Y-harnesses especially with
standard grade wires. If problems are encountered, consider using
heavy duty wire such as Futaba's Heavy Duty Series or Hobbico's
Pro Series, minimizing lead lengths, and/or removing Y-harnesses.
-Current Drain: This digital servo is specially designed for high-
torque or high-speed, therefore very high current drain is normal
at startup.

richard armstrong
Posts: 796
Joined: January 23rd, 2009, 1:14 pm
Location: newark notts
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Re: Futarba s9154 servos

Postby richard armstrong » June 10th, 2014, 6:47 pm

Bob Thompson1894 wrote:They are total overkill for aileron servos on something like that. 3001s would do! If you are fussy, then Hitec 645s would be ample. Those are digitals, suitable for big 3d models. Warning:
S9154 Digital Servo Precautions,
-It is best to avoid long leads and Y-harnesses especially with
standard grade wires. If problems are encountered, consider using
heavy duty wire such as Futaba's Heavy Duty Series or Hobbico's
Pro Series, minimizing lead lengths, and/or removing Y-harnesses.
-Current Drain: This digital servo is specially designed for high-
torque or high-speed, therefore very high current drain is normal
at startup.


thanks for that bob good advice mate

i have 22gsw fire in stock

they will be going up for sale shortly hope to replace with 645mg and possible slight heavy duty one to the rudder
Richard "the rocket" Armstrong

"Fly me to the moon" then crash and burn BABY!


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