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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
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It has a high sensitivity and fast response time
Attachable with double stick tape or hot-glue
(1)Red Condenser Microphone with build-in Metal Pop Filter:
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SparkFun Hall Effect Sensor - US1881 Magneto Portable Power Banks COMING SOONThe US1881 is an integrated Hall effect latched sensor. Thats nice but what does it do? Holding a magnet near the sensor will cause the output pin to toggle. This makes for a robust presence sensor. A reed sensor also works nicely, but can be limited by the glass encapsulation and size. A hall effect sensor is much smaller, but can handle less current than a reed switch. The device includes an on chip Hall voltage generator for magnetic sensing, a
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