DIY Micro Amplifier

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Posted in TechnologyAudio

Introduction: DIY Micro Amplifier

About: i am 13 years old i love DIY,PC,GAMING,electronics,engines,soldering,fireworks

this is just a simple diagram of how to make a amplifier and pins

comment for more projects :P

parts:

1. lm386

2.wire

3.9-volt battery and connector

4.speaker

5.10k ohm resistor (1/4 watt)

5.220 mf cap. (10.volt)

6.3.5mm audio jack

7. an afternoon :P

tools needed:

1.soldering equipment

2.helping hands (u can do it without it just makes the job alot more easy)

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    Nice start :-)

    Next step: using a resistor or variable resistor to adjust the gain of it. (using the gain-pin):-)

    Oh, and try to change the capacitors, so you can improve the bandwidth of the amplifier :-)