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Posts tagged Headphone amplifier diy circuit

Headphone amplifier diy circuit

Headphone amplifier diy circuit using BC2121, 2N3906, MJ480

VU Meter using a lm3915 Circuit diagram

LED current drive is regulated and programmable, eliminating the need for current limiting resistors. The IC contains an adjustable voltage reference and an accurate ten-step voltage divider. VU meter uses just one IC and a very few number of external components. It displays the audio level in terms of 10 LEDs. The LM3915 is a […]

Static Voltage Stabilizer circuit

Regulator Negative Bias Supply 424V to 600V DC, -42V DC

50 Watt Power Amplifier circuit diagram Using 2N3055

The amplifier uses a pair of power transistors that are MJ2955 and 2N3055 to amplify the input signal. You must use a heatsink on those transistors.

Audio amplifier circuits

Audio amplifier circuits using LA4597

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