@limor: You could have given me the chance to wipe the table before all of them see the mess ... 8O
@Gil: It was a full 0,5 litre beer bottle. But it also worked with a full 1 litre water bottle (robot has to lean more to the back though, when holding it in front of his chest). edited later: plastic bottles.
These are the techspecs of the servos called AX-12:
Weight (g) 55
Gear Reduction Ratio 1/254
Input Voltage (V) at 7V at 10V
Final Max Holding Torque(kgf.cm) 12 (at 7V) 16.5 (at 10V)
Sec/60degree 0.269 (at 7V) 0.196 (at 10V)
Operating Angle 300°, Endless Turn
Voltage 7V~10V (Recommended voltage: 9.6V)
Max. Current 900mA
Operate Temperature -5 ~ +85??
Command Signal Digital Packet
Protocol Type Half duplex Asynchronous Serial Communication (8bit,1stop,No Pa
Link (Physical) TTL Level Multi Drop (daisy chain type Connector)
ID 254 ID (0~253)
Communication Speed 7343bps ~ 1 Mbps
Feedback Position, Temperature, Load, Input Voltage, etc.
Material Engineering Plastic
@abbtech: no, sorry! (but I've got the video cam on my shopping list)