Schematic Power Amplifier and Layout

Driver LED circuit for Counter using 555, 4046B, 4017B, 1N4004, BD649, 7805

hspd 12 piv circuit using 2N3439 hspd 12 piv circuit using 2N3439 R1 …………. 33K ohm R2 …………. 100 ohm VR …………. 1K ohm c1 …………. 50uF – 450V TR1 ………… 2N3439 TR2 ………… 2N3439 T1 Transformer Pri: 110 – 220V Sec: 0 – 220V 5mA

  Audio power amplifier circuit 140W Audio power amplifier circuit using 2N3569, 2N3055, MPS6533, 2N4355 140 W Audio power amplifier circuit How to Select the Best Audio Amplifier for Your Design What is a Class D audio amplifier? What is a Class C amplifier? How does an audio amplifier circuit work? How does a Class […]

op amp Compressor Circuit using IC1 4558     IC1 4558 J1 Jumper J2 Jumper J3 Jumper Fet: Q1 2N5457 Q2 2N5457

PC serial port RS-232 pin out and wiring