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Posts tagged audio preamp

Best Audio Active high pass filter

Best Audio Active high pass filter circuit using LM741 Best Audio Active high pass filter circuit using LM741

Audio amplifier circuit board

Audio amplifier circuit board Audio amplifier circuit board using KA2221 Audio amplifier circuit board Samsung Audio amplifier circuit board DUAL LOW NOISE EQUALIZER AMPLIFIER The KA2221 is a monolithic integrated circuit consisting of 2-channel low noise amplifiers and regulated power supply for car stereos. FEATURES suitable for car stereos. Low noise amplifier. Voltage regulator included. […]

Electronic circuit diagram Stereo to Mono Bridge Circuit Diagram

Electronic circuit diagram Stereo to Mono Bridge Circuit Diagram

Make led light car

Make led light car circuit using 74C164, 4011

Circuit diagram in making incandescent lamps

Circuit diagram in making incandescent lamps This simple circuit that can be used to flash incandescent lamps up to 10W power rating. The circuit is ideal for making flashing beacons on automobiles and other applications like that.The circuit is nothing but  an astable multi vibrator based on Q1&Q2 ( BC557&BD139).The capacitor C1 is the main […]

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