post #11 of 11
Quote:
Originally Posted by oh_noes View Post
im trying to learn how it can control voltage with only 2 wires,isn't it 3 wires for voltage control and 4 wires for pwm
No. For voltage control you really only need 2. 1 is +, 1 is -, and the 3rd is a signal wire that reports the RPM. The 3rd is nice, but not needed. You only need the + and -.

PWM is different. I won't go into it. Stands for pulse width modulation if you want to look it up.
Edited by Epitope - 7/20/11 at 6:54pm
    
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CPUMotherboardGraphicsRAM
i7 950 3.2 GHz at 1.0V Asus Rampage III Formula Asus HD6870 6GB Mushkin Redline 1600MHz 6-8-6-24 
Hard DriveOptical DriveCoolingOS
Samsung 250 GB SSD,2X 1TB F3, 250GB WD Blue, 1T... Asus BD Megahalems black chrome edition Windows 7 Professional 
MonitorKeyboardPowerCase
2x Asus 24" Mac keyboard Enermax ERV950EWT Silverstone FT02 
MouseMouse PadAudio
Logitech MX518 Steelseries I-2 Onkyo 1000W 7.1 surround through HDMI 
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Reply