Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...
One of the most deadly and dangerous volcano hazards isn’t lava. Mudflows called lahars can come without clear warning.
Medtech company DermaSensor has claimed FDA approval for a handheld device, powered by artificial intelligence (AI), that can be used to detect skin cancer at the point of care. The eponymous device, ...
Abstract: This paper presents an integrated Bluetooth Low Energy (BLE) planar inverted-F antenna (PIFA) sensor designed for noncontact liquid level detection using microwave sensing in the 2.4 GHz ISM ...
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