But for a weekend project, [Vinod.S] took the ultrasonic transmitter and receiver ... consisting of the ultrasonic receiver, followed by a transistor amplifier for the modulated wave, then a ...

This 2-in-1 Bluetooth transmitter and receiver adds wireless connectivity to non-Bluetooth devices, making it easy to stream ...

The little music receiver connects to a stereo receiver or amplifier (via optical or RCA outputs) and adds the convenience of Bluetooth streaming. It’s a simple plug-and-play solution.

Stereo receivers and integrated amplifiers contain a medley of analog and digital audio inputs and outputs, as well as features like EQ adjustments, A/B speaker switching, HDMI, and Bluetooth and ...

[GreatScott] does exactly this in the video after the break, building both a transmitter and receiver ... when combined with a simple microphone amplifier circuit. But this time the receiving ...