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Posts tagged TL081

Preamps Microphone Mixer circuit

Preamps Microphone Mixer circuit Choosing a good power amplifier is very easy but to choose the perfect microphone preamps is not easy, because the adjustment of sound pressure level (SPL) with volt level (dBu). Matching microphones and preamplifiers requires proper research and measurement, so to do this does not depend on your budget – but […]

25W Audio Amplifier Circuit very simple

25W Audio Amplifier Circuit, Using IC TL081 and Tr TIP125, TIP120

Simple Touch switch schematic

Simple Touch switch schematic using 4011

Missing Pulse Detectors using LM555

Missing Pulse Detectors LM555 Electronics Schematic Diagram Steady Output – Missing Pulse Detectors – Two Comparators part 39

Electronics Circuit Refrigerator Door Alarm

Electronics Circuit Refrigerator Door Alarm Parts: R1______________10K 1/4W Resistor R2_____________Photo resistor (any type) R3_______________2M2 1/4W Resistor R4_______________1M 1/4W Resistor C1______________10µF 25V Electrolytic Capacitor C2_____________100nF 63V Polyester Capacitor D1____________1N4148 75V 150mA Diode IC1,IC2_________7555 or TS555CN CMos Timer ICs BZ1___________Piezo sounder B1____________3V Battery

Servo controller circuit

Rc servo controller circuit using PIC18F252

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