Thread: Cheapest and easiest way to slow down a motor
View Single Post
  #24   Spotlight this post!  
Unread 20-12-2005, 01:09
sciguy125 sciguy125 is offline
Electrical Engineer
AKA: Phil Baltar
FRC #1351
Team Role: College Student
  
Join Date: Jan 2005
Rookie Year: 2004
Location: Sunnyvale, CA
Posts: 519
sciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond reputesciguy125 has a reputation beyond repute
Send a message via AIM to sciguy125 Send a message via MSN to sciguy125 Send a message via Yahoo to sciguy125
Re: Cheapest and easiest way to slow down a motor
Quote:
Originally Posted by sanddrag
So if I wanted the motor to run at 6 Volts and it draws 5 amps (estimate), I'd need a 1.2 Ohm resistor in series with it?
Yup.

Edit: By the way, that would be 30W through the resistor. That'd be a very big, very hot resistor. Keep in mind that lower powered soldering irons are 25W.
__________________

-----BEGIN GEEK CODE BLOCK-----
Version: 3.12
GE/S/P a-- e y-- r-- s:++ d+ h! X+++
t++ C+ P+ L++ E W++ w M-- V? PS+ PE+
5- R-- tv+ b+ DI+++ D- G
------END GEEK CODE BLOCK------
Last edited by sciguy125 : 20-12-2005 at 01:11.