Society of Robots - Robot Forum

Mechanics and Construction => Mechanics and Construction => Topic started by: harisankarsa on March 20, 2008, 11:07:15 AM

Title: 100rpm or 50 rpm???
Post by: harisankarsa on March 20, 2008, 11:07:15 AM

I am planning to buy 12v dc motors for making a line follwer....shd i choose 50rpm or 100rpm???
which will be better to work with atmega8 and a light body construction....

Title: Re: 100rpm or 50 rpm???
Post by: airman00 on March 20, 2008, 11:54:15 AM

i'm assuming the motors are geared , right?

Title: Re: 100rpm or 50 rpm???
Post by: Admin on March 20, 2008, 06:29:38 PM

http://www.societyofrobots.com/robot_faq.shtml#select_motor

Title: Re: 100rpm or 50 rpm???
Post by: gamefreak on March 20, 2008, 08:42:03 PM

12 V,  either thats a large line follower, or those are tiny batteries.

Title: Re: 100rpm or 50 rpm???
Post by: superchiku on March 21, 2008, 08:50:44 AM

u can go for any rpm just as long as u can control it

Title: Re: 100rpm or 50 rpm???
Post by: airman00 on March 21, 2008, 10:22:05 AM

Quote from: superchiku on March 21, 2008, 08:50:44 AM

as long as u can control it

Ill go a little more in depth- as long as you can control the motors with PWM  giving them speed control

Title: Re: 100rpm or 50 rpm???
Post by: superchiku on March 21, 2008, 11:02:18 AM

ya thats obvious without pwm forget motor control

Title: Re: 100rpm or 50 rpm???
Post by: lkik on March 25, 2008, 04:58:45 AM

wont you have to worry about wheel size too

Title: Re: 100rpm or 50 rpm???
Post by: superchiku on March 25, 2008, 06:40:17 AM

yes try reading the SOR wheel diameter tutorial