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Portable Guitar Amp With Distortion / Bass Amplifier - 9v ...
https://www.instructables.com/Portable-Guitar-or-iPod-Amplifier-Amp-9v-LM3/
Portable Guitar Amp With Distortion / Bass Amplifier - 9v / LM386 IC: This is a really simple portable guitar amp project you can complete in an afternoon ; with the …
4 transistor audio amplifier circuit - Eleccircuit.com
https://www.eleccircuit.com/4-transistor-audio-amplifier-circuit/
This circuit requires enough power supply. Do you have this one? If you do not have it. Look:A lot of Power supply circuit. Build the 9V mini …
simple audio amplifier circuit diagram using transistor ...
https://www.eleccircuit.com/ideas-circuit-of-small-transistor-amplifiers/
Homemade Magnetic Audio Amplifier. - Spark, Bang, Buzz
http://sparkbangbuzz.com/mag-audio-amp/mag-audio-amp.htm
23 January 2010. A magnetic audio amplifier. The 9 volt battery is to supply dc bias to the circuit. Magnetic audio amplifier schematic. High impedance signals can be fed into the input of this circuit by using a matching step down transformer such as the Bogen T725 or …
Pocket Protest (a LM386 Amp in a 9v Battery Casing) : 18 ...
https://www.instructables.com/Pocket-Protest-a-LM386-amp-in-a-9v-battery-casing/
Grab the cardboard battery terminal up to your good 9 volt battery where it will snap on properly, and mark the top of the cardboard battery terminal with the appropriate polarity (remove from battery before proceeding) Next grab your 330 ohm resistor, and hold the resistor where it sits in between but off to the side of the backsides of the battery terminals. bend 1 lead to mate up …
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