TDA7056 3W mono channel output allows a single integrated circuit used in two pieces. 3 … 18V DC supply voltj application has been run by 3 AA batteries. TDA7056 3Watt BTL audio amplifier The TDA7056 is a mono output... Electronics Projects, 3W Amplifier Circuit Battery Powered Stereo TDA7056AB "audio amplifier circuits, ic amplifier, " Date 2019/08/02