📘 Jet City Custom manuals • Free online PDFs

Jet City Custom Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Jet City Custom products.

Tip: include the full model number printed on your Jet City Custom label for the best match.

About Jet City Custom manuals on Manuals.plus

User Manuals, Instructions and Guides for Jet City Custom products.

Jet City Custom manuals

Latest manuals from manuals+ curated for this brand.

Jet City Custom JB258DM1CC Humble 22 User Guide

July 28, 2026

Jet City Custom JB258DM1CC Humble 22 Connections Start here. Do NOT operate your amp without a speaker or other suitable load connected. The LOOP operates at instrument or pedal level…

Humble 22 Operating Guide

manual

Official operating guide for the Humble 22 guitar amplifier by Jet City Custom. Learn about connections, power, clean and overdrive modes, and power amp settings.