Introduction

Pre-production chronology

Pre-production amps

Australia, late 1966

Germany, March 1967

"Midland Beat", 1967

Production

Production details

Rejected designs

Vox Works, Erith

"Queen's Award", 1967

JMI Price List, April 1967

JMI brochure, April 1967

Beacon magazine - JMI

French brochures

Transistors!

1966 and 1967

Wah-Wah pedals

April/May 1967 - 1968

Circuit diagrams (schematics)