RC India

RC Equipments => Servos, Gyros and All Electronics => Topic started by: ashok 2010 on October 06, 2018, 09:18:39 AM



Title: Replace hitec hs-311 servo
Post by: ashok 2010 on October 06, 2018, 09:18:39 AM
hi,
looking for replacement for Hitec hs-311 servo
what would be the ideal replacement servo for this price range
are this 'HK15138 Standard Analog Servo'
any good
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 06, 2018, 10:28:37 AM
The reliability of the HiTec is legendary. Why would you want to change it for HK?

Anyway, these are better

https://hobbyking.com/en_us/hxt-5010-twin-bearing-digital-servo-6-9kg-0-16sec-39-2g.html

https://hobbyking.com/en_us/hobbykingtm-hk15288a-analog-servo-bb-mg-9kg-0-20sec-51g.html


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 06, 2018, 12:36:29 PM
sir
do not want to replace them, am looking for some for a new project
can you guide as to where hitec hs-311 might be available
need 5 pc. servo city shipping is huge,
tower hobby is showing s3003 and hs-311 out of stock
is HXT 5010 as good as hs-311.
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 06, 2018, 12:42:02 PM
http://shop.sumeetinstruments.com/index.php?route=product/product&product_id=141

http://www.spherehobbies.com/india/r-c-accessories/117-hs-311-servo-standard-universal.html

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Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 06, 2018, 12:46:46 PM
sir
not in stock with both, still will contact them and then decide
are HXT 5010 as good as hs-311 they look good, do you have any experience with them,
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 06, 2018, 12:51:43 PM
Yes, I have about 8 to 10 of 5010. They work fine, no problem since 2 years

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Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 06, 2018, 06:10:42 PM
sir
turns out hxt5010 is digital servo and am looking for analog srevo's
could you please advice if HobbyKing HK15138 Standard Analog Servo be a good replacement for hs-311
and if you have any experience with this servo's
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 06, 2018, 07:22:42 PM
What is your specific application

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Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 06, 2018, 07:32:05 PM
sir
i have a new model with 58in span, app. wt. 1000gms
wings are foam power 2212 1400kv pull app 800gms
previously used hs-311 
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 06, 2018, 07:57:17 PM
Use these, they are fine for your purpose: https://hobbyking.com/en_us/hobbykingtm-hk15148b-digital-servo-2-8kg-0-14sec-19g.html?___store=en_us

I don't see any reason not to use digital, or to add weight by using standard servos

If you must use analogue standard servos, check E Max 3001 available real cheap at rcmumbai.com

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Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 06, 2018, 09:08:53 PM
sir
will try, as  rcmumbai is in the neighborhood, 
have pre booked hs-311 on tower hobby
read some place digital servo take lot of current and vibrate a lot
i don't have any so no experience.
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: Herdmay1 on October 06, 2018, 10:50:58 PM
who told you that its a digital servo? its (hs311) an analog servo


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 07, 2018, 12:18:59 AM
sir
i wrote " turns out hxt5010 is digital servo and am looking for analog srevo's "
hxt5010 is digital, hs-311 is analog.
i am looking for hs-311 servos do you know any source where they are currently in stock
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 07, 2018, 04:40:24 AM
Ashok: Digital do not draw more current and do not vibrate more  ;D

They sometimes have a slight "buzzing sound" which is entirely harmless

Servos have 2 main characteristics:

1. Torque - expressed as Kg-cm. eg a 3 Kg-cm torque means that with a servo wheel of 1 cm (radius) the force (pull or push) exerted will be up to 3 Kgf
2. Speed - usually expressed as time taken to traverse 60 deg. rotation. A lower speed means a faster servo

This is besides the weight/dimensions

Servo selection involves basically a selection of suitable torque - depends on control surface area, speed and weight of the model. Sorry, no easy formula to calculate

Speed selection depends on type of model/flying. A trainer will be happy with regular or slow speed, for precision aerobatics or 3D flying a high speed servo is used

Always check torque & speed when substituting one brand for another

Metal and higher grade plastic gears give longer life to the teeth


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 07, 2018, 08:41:16 AM
sir
thank's
am going to try digital servo's, looks like time to try new technology
hope they work for me
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 07, 2018, 08:45:50 AM
Ashok: Digital do not draw more current and do not vibrate more  ;D
please excuse my english
regards


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 07, 2018, 09:08:45 AM
sir
found hxt5010 on a indian website, you must be knowing that site
rs.536.00 per pc.
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 07, 2018, 10:39:07 AM
sir
just received message from tower hobby
"cannot ship to India due to restrictions"
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: Herdmay1 on October 07, 2018, 02:39:11 PM
Try rcdhamaka.com they have stocks definitely


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 07, 2018, 04:29:21 PM
Ashok: Digital do not draw more current and do not vibrate more  ;D
please excuse my english
regards

I was not referring to your English!
Just surprised at the statement :)


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 07, 2018, 04:32:40 PM
Why don't you use the E Max Servos of you want Standard Size? Else use HobbyKing™ HK15148B Digital Servo 2.8kg / 0.14sec / 19g


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 07, 2018, 04:46:07 PM
Try rcdhamaka.com they have stocks definitely

No they don't have HS 311. Check before writing


Title: Re: Replace hitec hs-311 servo
Post by: Herdmay1 on October 07, 2018, 07:30:39 PM
Sorry about that, try hs425.. isn’t that costly and better torque


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 09, 2018, 10:14:49 PM
sir
@sanjayrai55
would like to get 2pc HXT 5010
And 2pc HK15148B    
where would you recomend i get this from,
Indian website or hobbyking
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on October 10, 2018, 04:27:53 AM
I don't know know of any Indian LHS selling these, you could check on Google

Else Hobby King - deliveries usually reach within 2-3 weeks by Regd. Mail


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on October 10, 2018, 08:23:58 AM
sir
will go for Hobbyking as both available from them
local shop..
http://xyzhobby.com/shop/hxt-5010-twin-bearing-digital-servo-6-9kg-0-16sec-39-2g/
Thanks..
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: Herdmay1 on October 10, 2018, 08:34:10 AM
Good!


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on November 17, 2018, 01:25:49 PM
hi,
received  HXT 5010 and HK15148B,  costing app. 540.00 and 490.00 respectively including duty
regards
ashok


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on November 18, 2018, 04:30:12 PM
 :thumbsup:


Title: Re: Replace hitec hs-311 servo
Post by: Aerosunjay on March 16, 2021, 12:42:13 AM
Hi


Title: Re: Replace hitec hs-311 servo
Post by: Adel on March 16, 2021, 08:47:15 AM
???


Title: Re: Replace hitec hs-311 servo
Post by: ashok 2010 on April 03, 2021, 01:45:08 PM
hi,
got one hs311   from sumeetinstruments.com
can say they are authentic , cost me around 1000.00rs including tax
IMHO the best all-round budget servo is the HiTec HS 311. I have some that are 15 years old and still going strong

https://sumeetinstruments.com/shop/Hitec-HS-311-Servo-Motor-Economy

https://www.rcdhamaka.com/index.php?main_page=product_info&cPath=89_111&products_id=2433&zenid=3cbd9efc237a97dbc890ae776b463b9a

Sumeet & RCD are authorised HiTec dealers

thanks for the link sanjay  sir
regards


Title: Re: Replace hitec hs-311 servo
Post by: sanjayrai55 on April 03, 2021, 03:56:42 PM
Great  :thumbsup:

Happy Flying