Simple And Powerful Stereo Bass Amplifier 200W. April 10, 2021 by luala 200W Powerful Stereo Bass Amplifier with D718 Transistor. Now I Am Sharing With You Stereo Amplifier Your Need : CIRCUIT DIAGRAM.>>>>> Transistor D718 x 4. Capacitors 2200uf/25v & 10uf/63v x 2. Resistors 82 Ohm x 2 , 47k x 2 & 100k x 2 . @1/4W Potentiometer 47k Dual Cannel . Speaker x 2 . Aux Cable. Battery Or Adapter. 12V – 16V