Arduino Precision DAC: A library and shield for a versatile and precision 16-bit, 4-channel, SPI DAC with 6-different voltage output options, software selectable. This shield is based on the Analog Devices Inc. AD5724, AD5734 and AD5754 precision DAC chips.

Arduino VFO with AD9951 DDS: A shield and library for an Analog Devices AD9951 DDS chip used as a VFO.

Handheld Laser Wire Stripper: A laser wire stripper that is truly handheld. It is a novel design that requires no moving parts to function.

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