The EVE II Bluetooth Transmitter and Receiver bridges that gap with a range of features that allow you to add Bluetooth to ...

a 5 V from the Arduino and the transmitter. He designed the receiver side with equal care. Conceptually the circuit there is simple, consisting of the ultrasonic receiver, followed by a transistor ...

【2-IN-1 BLUETOOTH TRANSMITTER RECEIVER】 In TX mode, plug the Bluetooth transmitter into non-Bluetooth devices such as TV/PC/MP3/Airplane to transmit the audio to the Bluetooth headphone ...

[GreatScott] does exactly this in the video after the break, building both a transmitter and receiver ... testing two popular 555 transmitter circuits. One uses the control voltage pin to input ...