Mini Guitar AmpA Mini Guitar Amp Using The LM386 IC
Step 1: Drilling Holes Step 2 of 7
First, lets get out the Plastic Project Box (Tayda Part #A-2392) and beguin to make the cutouts for the switch, LED, jack, potentiometer, and speaker. I used a Dremel to cut a rectangular hole for the rocker switch. Then I drilled many small holes in a circular pattern for the speaker. Then, using a drill press I drilled the holes for the 5mm LED holder, the potentiometer, and the 1/4" stereo jack.
Here is what the case looked like when all the cuts have been made: