View Full Version : Micro Vs Mini Servo????
moy71
05-24-2002, 07:43 AM
Hello all.
I need advice....i am currently building a GP Electricub and manuals say mini servo required. Can I safely use a micro servo instead? I have a couple of minis from my GWS cub which i'd like to use rather than buy new. Opinions anyone?
rgds
wacoykc
05-24-2002, 12:32 PM
I'm confusssed. You mentioned that the instructs say to use 'mini', you asked about 'micros', but say that you have mini's. Actually either will work, especially if you statically and dynamically balance the control surfaces. Myself, being that I really like the 'smal stuff', I prefer the micro's because it opens up the window of a larger selection of models that includes the 'small stuff'. Actually the micro's have the ability to handle quite large models as long as you do your homework with proper balancing.
Regards
Byron
GHMBO
05-24-2002, 01:05 PM
HI byron
To me, it depends what you want to build and how much you want to spend. I usually design and build scale park flyers with lots of wing area and the difference between 10 and 10.5 ounces is not noticeable in flying. So I save $10 by buying the GWS Naro (mini) size and this usualy pays for the airframe. In the smaller and lighter guys, the micro size and added expense may be justified. I have to admit that I am not a purest
Jim
Mini Vs. Micro. $ Vs $.:D
You might be surprise, there are LHS out there, that sells cheaper than the bigger LHS (with Warranty of course)
Let start with the thing, I hate the most, and that is math and numbers.
My favorite : HS- 55 Micro Sub servo (hitec) used by all of my Cub 400-480s
HS-55 - $19+
Torque:
4.8VDC: 13oz-in. (1.1 kg-cm)
6.0VDC: 16oz-in. (1.3 kg-cm)
Speed @ 60 Degrees:
4.8VDC: 0.17 seconds
6.0VDC: 0.14 seconds
Bearing Type: None (Case serves as bearing)
Case Size:0.9"x . 46 "x . 95" (23 x 12 x 24 mm)
Weight: . 32oz (7.8 g)
HS - 225BB (recently changed to this type of servo).
Torque:
4.8VDC: 54.6 oz-in. (3.9 kg-cm)
6.0VDC: 65.8 oz-in. (4.7 kg-cm)
Speed @ 60 Degrees:
4.8VDC: 0.14 seconds
6.0VDC: 0.11 seconds
Bearing Type: Top Ball Bearing
Case Size: 1.27"x 0.66"x 1.21" (32.4 x 16.8 x 30.8 mm)
Weight: 1.09 oz (31 g)
In my opinion. GWS, Mini, Micro is a good workable servo application to speed 400 - 480 motor.
I don't have GWS chart in hand, but I would think, it will work as well, as the others, but If you want something that you can rely on once your up in the air. A dollar more to a good servo, then go for it.
GWS, I read a thread, of it's application to a GP Cub, works well, as the author stated, and a lot of pilot are going GWS, for the price is right :) , I have to try it though. And if you go experimenting before me, give me a report:)
Piper Lover,
2NG
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