BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.
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 ...
MEMPHIS, Tenn. — Scattered showers and storms develop overnight and for tomorrow morning. There's a Marginal Risk (Level 1 of 5) for strong to severe storms in NE Ark. And the Bootheel. Record high ...
Abstract: Distributed acoustic sensors (DAS) based on coding technology can extend the sensing distance while ensuring high spatial resolution. However, due to the high sidelobe level of the aperiodic ...
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