SFH505A made by Siemens combine infrared diode receiver, amplifier, demodulator and a filter band pass for minimizing interferences. This circuit works together with this infrared transmitter. The ...
Recently, I picked up a cheap, two-channel RF remote control switch from eBay, and once I completed a demo project with it, I decided to do what I do with all of my electronics: take it apart! The ...
In a parking lot at an industrial and office park just outside Baltimore, I took an excavator for a spin. I pushed around some cinder blocks with a leveling blade, nosed them around with the excavator ...
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