Career
Jeff Irwin uses a Marshall JCM 2000 amplifier. American Dental Association Member of Parliament-1 Preamps Mining Enforcement And Safety Administration/Boogie Strategy 500 Power Amp Korg DTR-1 Tuner Digital Music Corporation Ground Control
Marshall 1960 B Cabs.
Gibson Sg Guitars, Esp guitars
Drop B tuning
Drop G# Tuning (iron sloth songs).
