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Bud Bennett

Retired Mixed-signal Integrated Circuit Design Engineer. Ex analog guru. Raspberry Pi fanatic.

location
Westcliffe, Colorado, USA
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Things I've Built

Home Heating System data acquisition board

16-channel 24-bit ADC plus 16-channel digital I/O. The ADC takes data from room temperature thermistor sensors, outdoor sensors, and boiler temperature. The digital I/O drives solid-state relays that activate zone valves for the in-floor heat.

Seismometer using Raspberry Pi and capacitance-to-digital displacement sensor.

A sensitive seismometer using a capacitive displacement sensor, a capacitance to digital sensor, and a Raspberry Pi.

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