Cirrus-6 can control and monitor tach pulses from up to six 12, 24 or 48 VDC fans with open collector or 0-12 VDC control signal requirements. The controller accepts fan speed commands (including ...

I made this project because I wanted a way to automatically control the speed of a DC fan according to the temperature read by a LM35 sensor. I had a few ...

Posted in Arduino Hacks, Cellphone Hacks, home hacks, Microcontrollers Tagged freeduino, gsm, sms, sms messages, temperature, temperature-control ← Zero Gravity (sort Of) On A Budget ...