?????? ?? ??? ??? ???? ?? ?????? ???? ???? ???? ??????? ?? ????? ???? ????. ??? ??????? ?????? ??????? ??????? ????? ??? ???? ??? ??? ??? ???? ??????? ??? ?????? ??? ??? ??????? ???????.Analog circuits remain greatly useful for sign amplification, including while in the entertainment industry, and conditioning alerts from analog sensors, including