Tag Archives: battery

Power the Mindsensors SensorMUX from a 9V Battery

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The SensorMUX is a multiplexer to connect 4x NXT sensors to single NXT port. The multiplexer can connect any sensor designed for Mindstorms NXT, both LEGO and/or third party sensors. The SensorMUX is requires an external battery source supplying a voltage range between 6 and 8.4 volts to operate.

PF Battery Box with Li-Poly Rechargeable

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I decided to modify a Lego Power Functions Battery Box and fit with an 11.1 Volt Li-Poly Rechargeable Battery Pack & use a Regulator I.C. to provide the regulated 9Volts required by Power Functions type Devices. The modification was easy, but time consuming to remove the excess plastic in order to get the Li-Poly Rechargeable Battery Pack to fit inside the battery box.



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