Free Electronic Circuits & 8085 projects

Electronic projects with circuit diagram and 8085 microprocessor projects.

Remote control transmitter

Published on Jan 25 2010 // FM Transmitter Circuits, Remote Control circuits

Remote control transmitter.

Circuit shows the Infra red remote control transmitter. D1 is the Infra red sensing diode,or infra red sensor. The left to TC9012F IC is the matrix type keypad. c1 and c2 forms the crystal oscillator which decides the frequency of the circuit.


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