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Qcmax - 62
Note: We have tested this module in Future Electronics (Arduino Egypt) site with one tranceiver indoors and the other one outdoors and the communication distance was more than 85 meters
anesthesia monitors
it first intercepts one half of the PIR sensor
74HC191 (4-Bit Counter) idler pulley Qcmax - 62The 74HC191 are asynchronously presettable 4 bit binary up down counters. They contain four master slave flip flops with internal gating and steering logic to provide asynchronous preset and synchronous count up and count down operation. Specifications Synchronous reversible counting Asynchronous parallel load Count enable control for synchronous expansion Single up down control input Output capability: standard 74HC191 datasheet
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