The problem with building your own electronics for the living room is that the final product may not fit your decorating style. This was true with [Itay’s] prototype of a universal USB IR receiver. So ...
As you might have noticed, the 38-KHz pulse generator is built around the evergreen timer chip NE555P (IC1). Here, the RC components (R5-C3-P1) set the astable frequency to drive the infrared light ...
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