دائرة ارتباط صوتي بسيط بالأشعة تحت الحمراء ، نرد إلكتروني ...
In this project, I will explain you how to design a Simple IR Audio Link circuit, which is used to transmit audio signals wirelessly. This IR audio link is able transmit audio signals for short distances. The audio signal which is to be transmitted is applied at the base of the transistor in Transmitter section. An 8 speaker or head phone is connected at the receiver section to listen …