Simple Radio Transmitter and Receiver Circuit

Simple radio transmitter and receiver circuit project using transistors and some discrete components on breadboard.

Components Buying Links(Amazon India)
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Transmitter Parts Buy
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Buy BD139 Transistor
Buy Capacitor and Resistors
Buy Push Button (2 pin)
Buy 9 volt battery and clip
Receiver Parts Buy
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Buy Lm358 Ic
Buy Radio Diodes
Buy buzzer
Buy Led
Buy 6 volt battery holder
Buy batteries
Buy breadboard and jumper wires