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Electrophoresis equipment
Development of a laboratory benchtop instrument for a Cambridge, MA based biotechnology firm. 
This application uses electrophoresis to separate gel protein samples in preparation for DNA testing.
Services included: Complete electrical system design.
Circuit design included: HV programmable p.s. (1500v), two PIC uC, a/d, d/a, pwm motor speed control, I2C ser comm, USB interface to PC, precision temp control. Support in FW, SW, and pcb layout.
Complete documentation package to enable testing and manufacturing.
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“Smart” windshield-wiper controller 
Developed proprietary motor control for Caterpillar ( www.caterpillar.com ) 
Circuit design included PIC uC, ProFET TM (Infineon), motor locked-rotor and overcurrent detection.  
Over 80,00 units have been produced and are being used in field.
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Automotive ECU interface control
Designed a headlamp/windshield wiper system that interfaces to engine ECU for Gillig Bus Mfr ( www.gillig.com   
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“Smart” motor reversing circuit 
Designed a 1HP solid-state motor control used for a leading truck tarp manufacturer 
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Solid-State lawn mower control system 
Developed prototype for Neuton ( www.neutonpower.com ) battery operated lawn mower.
Circuit includes controls for blade motor, variable speed self-propelled motor and user interface. 
   

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