With the spreading of the CD players, many manufacturers of amplifiers and mini sound systems have a tendency to remove the phono input from their products. As a result, the old but good pick ups cannot operate with these machines, and many LP collections remain useless.The problem can be solved the best way using this application.The circuit is based on the special and supplemented circuit LM833 that ensures low noise, high sound quality and reliability, consumption 70mA. V 2x15 VAC T 2x15VAC/0,5A PCB 83x91mm