Schematic Power Amplifier and Layout

5V Power supply control using 74HCT688 5V Power supply control Circuit diagram Our control products offer our customers choices to meet their specific cost, Supply Current mA Typical 12V and 5V Power Supply

Transformerless power supply design Transformerless power supply design 5V Transformerless power supply design using 7805 Transformerless power supply design This circuit is a small +5V power supply. … and variable power supply circuit of 12 volts using IC 7805 and not any operational amplifier. Transformerless power supply design

Tv transmitter circuit using lm1889n Cl1 – LM1889n Q1, Q2, Q4 – BC547 Q3 – BD135 D1 – BB809 R1, R15 – 82 Ohm R2 – 120 K Ohm R3 – 27K Ohm R4 – 1,2 K Ohm R5, R13, R14 – 270 R6 – 470 Ohms R7 – 56k Ohms R8 – 68k Ohms […]

Audio Gain master stereo Volume control circuit for audio amplifier using TL072   Gain audio input layout

Transistor audio signal circuit diagram Transistor audio signal circuit diagram using C945 Transistor audio preamplifier or transistor audio signal circuit diagram,  Cross Reference, … circuit Brain wave transistor audio signal circuit diagram

Headphone audio circuit using TL072 Headphone Amplifier Circuit using Op-Amp circuit using TL072