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Index last updated: 2026-04-28 22:41 UTC

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Re: Radio servo for analogue indicator?

2004-12-16 by Craig Limber

Controlling R/C servos is incredibly easy using the AVR's 16 bit
timer.  I have a blurb on a web page if that's any use to you.

http://members.shaw.ca/climber/avrpwm.html

The high torque microservos tend to use the most current.  The 
"standard" servos often use the least when moving.  Many servos
have spots in their travel where they "buzz;" the arm oscillates
between two points and just suck the current.  Adjusting the pulse
width just a little will often force the servo to pick a spot and the
current draw will drop.  When setting up my model airplanes I try make
sure the neutral point and the extreme throws are not a "buzzing"
point to help add longevity to my receiver battery's charge.

Craig

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