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***Update 05/05/2012*** Elektro's brain under construction. The main power supply is in the moment a 7.2 V/4600 mAh NiMh battery. I have soldered Li-Po-battery connectors to the battery and main ON/OFF switch, so can change easily to a Li-Po-battery later. A couple of diodes are used to drop the voltage to approx. 6 V for the servos. 3 low drop voltage regulators (LP 2954) power the main brain (in the moment an Arduino Mega 2560), sensors, amplifiers etc. rmp3 is still not working with the Arduino ...
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/robots/show/elektro