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Circuit adjustable bass filter from 50 Hz to 150 Hz NE5532

Circuit adjustable bass filter from 50 Hz to 150 Hz NE5532

This is a bass filter, using the OpAmp Ne5532 or another of your choice. The circuit is simple to set up and already has symmetrical … Read more

Circuit Power audio Amplifier with TDA2030 2.1 Chanell - 3 x 18 Watts - Subwoofer - Complete With PCB suggestion and power supply

Circuit Power audio Amplifier with TDA2030 2.1 – 3 x 18 Watts

This circuit is a complete application is 2.1 amp, two satellite speakers for TDA2030 and one for the subwoofer, the 2.1 system, widely used in … Read more