Qrome Guitar Amp Build using LM386

Published at : 23 Dec 2025

Qrome Amp - Step by step build video to make your own great sounding guitar amp with volume and gain control. Designed with extra capacitors to reduce input audio noise, low and high frequency noise. Great amplifier for that Cigar Style Guitar amp.

Parts and Kits:
Blank Amp Board: https://www.etsy.com/listing/713721358/diy-qrome-guitar-amplifier-blank-circuit
Blank Amp Board: https://www.tindie.com/products/qrome/lm386-qrome-guitar-amp-circuit-board/
Thingiverse: https://www.thingiverse.com/thing:3211129
Amp Box: https://amzn.to/2PkpyWm

Qrome Amp Box Build Series
Part 1: https://youtu.be/sOj9Ur791Mk
Part 2: https://youtu.be/tP4zDx5WMK0

Build Starts at: 2:29
Audio Input Switch Explained: 12:10
Final Assembly: 13:47
Plugging In and Testing: 15:57

Box Amp Build with Qrome: https://youtu.be/sOj9Ur791Mk

Chris Riley's awesome build video: https://youtu.be/6oFMXqy8704

Background music by my sons, Aaron and Ethan.