You can also use the pins of a RaspberryPi as a PWN output and do the same thing with only 3 inexpensive power transistors: <a href="http:&#x2F;&#x2F;mitchtech.net&#x2F;raspberry-pi-pwm-rgb-led-strip&#x2F;" rel="nofollow">http:&#x2F;&#x2F;mitchtech.net&#x2F;raspberry-pi-pwm-rgb-led-strip&#x2F;</a><p>Instead of servoblaster I recommend you to use PiBlaster: <a href="https:&#x2F;&#x2F;github.com&#x2F;sarfata&#x2F;pi-blaster" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;sarfata&#x2F;pi-blaster</a>