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amplifier based TDA2613 30 watt audio amplifier based TDA2040 5 Watt Audio Amplifier based LA4460 200 Watt MOSFET Amplifier 100W Basic MOSFET amplifier Headphones Amplifier based LM741 Amplifier Circuit using…

Electret mic pre amp

Electret Microphone Pre-amp based NE5532

amp provides an amplification of about 30 dB (which is sufficient for the relatively high output level of an electret microphone), this gain depends on the value of resistors R3…

Simple Microphone Pre-amp

…Take a note that the microphone used in this pre-amp circuit is electret type. If you are using high fidelity sound system, the this mic pre-amp will not become a…

Guitar pre amp

Guitar Pre-amp Circuit based TL072

This guitar pre amp circuit has a high input impedance unbalanced and two balanced outputs completely independent set to deal high capacitive loads, and can therefore be used with long…