Vox Solid State
Vox Supremes: 1967-1972
Early JMI Supremes
Serial nos 1001 - c.1200
Serial number 1121
August 1967
Later JMI Supremes
Serial nos c.1200 - 1600
Vox Sound Equipment Ltd
Serial nos 2000 - c.2190
Serial nos 2190 - c.2340
Serial no. 2231
November 1969
Vox Sound Ltd (VSL)
Serial nos c.2340 - 2600
Footswitch
1967 - 1972
Date codes
Components
Effects
Circuit diagrams (schematics)
How it works, 1969
Explained by Vox (VSEL)
Lemark Transformers
VSEL and VSL
The RCA 2N3055 transistor
Heslop cabinets