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EspoTek Labrador: Easy-to-Use, Open-Source, All-in-One USB Oscilloscope, Signal Generator, Power Supply, Logic Analyzer, Multimeter for Windows, Mac, Linux, Android, Raspberry Pi : Industrial & Scientific
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Open hardware Milliohmmeter, microohmmeter, microvoltmeter, and accurate ESR meter based on STM32F373 processor and AD8253 instrumentation amplifier (DIY do it yourself hobby construction)
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Getting Started with Arduino: The Open Source Electronics Prototyping Platform (Make): Banzi, Massimo, Shiloh, Michael: 9781449363338: Books: Amazon.com
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