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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
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
Circuit includes controls for blade motor, variable speed self-propelled
motor and user interface.
