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Amazon.com : 3PCS GY-49 MAX44009 Ambient Light Sensor Module for Arduino with 4P Pin Header Module : Camera & Photo
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Arduino UNO R2 (B004CG4CN4) | Amazon price tracker / tracking, Amazon price history charts, Amazon price watches, Amazon price drop alerts | camelcamelcamel.com
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TLC14 module Butterworth filter Low pass filter 35K cutoff frequency adjustable Support external input Function demo board|Demo Board Accessories| - AliExpress
GitHub - tttapa/Arduino-Filters: Arduino Finite Impulse Response and Infinite Impulse Response filter implementations.
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Gravity: Analog TDS Sensor for Arduino | Total Dissolved Solids Meter | Water Quality Sensor Compatible with Arduino: Amazon.com: Industrial & Scientific
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