Recently, I picked up a cheap, two-channel RF remote control switch from eBay, and once I completed ... Here is a system diagram of the master unit, drawn by me. Components • 4.7-mH Inductor x1 • ...

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The RF Receiver circuit can be powered from a standard 5VDC supply. Just as for the RF Transmiitter, the aerial (17 cm for 433.92 MHz) has to be mounted as close as possible to the RF IN (ANT) pin of ...

Circuit simulation made easy. A free online environment where users can create, edit, and share electrical schematics, or convert between popular file formats like Eagle, Altium, and OrCAD. Transform ...

Using this shock proof remote switch circuit, you can control any AC/DC appliance remotely through inexpensive, low-voltage cabling and a standard push switch. The circuit can easily support cable ...

First of all, let us observe its circuit diagram to understand it clearly. This circuit is built around a 3-pin IR IC receiver TSOP 1738 that can detect 38 kHz burst frequency generated by a TV remote ...