7.2 volts is a little 'hot' for a servo, but should work. The 'hot' aspect may reduce the life of the servo a little bit.
I think 9 volts or above might destroy the servo electronics, but 7.2 should work. And the Servo Controller has its own regulator, I believe, so that's not a problem either.
I've been running with a setup like you describe for some time without any problems using a 6-cell 7.2V, 4200 mAh NiMH battery. I modified the female side of the polarized battery connector to connect to the BOE using a standard barrel connector and also wire to the screw terminals of the servo controller board.
I have the two wheel servos running off the BOE servo connectors (jumper set to Vdd) and a PING mount servo and a two-servo pan/tilt off the servo controller.
I'm at work and the photos of the setup are at home, but I can post-edit and add the photos this evening is you're interested.
Comments
I think 9 volts or above might destroy the servo electronics, but 7.2 should work. And the Servo Controller has its own regulator, I believe, so that's not a problem either.
I have the two wheel servos running off the BOE servo connectors (jumper set to Vdd) and a PING mount servo and a two-servo pan/tilt off the servo controller.
I'm at work and the photos of the setup are at home, but I can post-edit and add the photos this evening is you're interested.
*** photos added ***
Post Edited (Duffer) : 4/30/2007 10:14:56 PM GMT
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lets see what this does... KA BOOM (note to self do not cross red and black)