Bass Player Readers' Choice Award for Best Preamp: Audere JZ3              Bass Player Editors' Award
New Jazz versions Pro JZ3, Pro JZ3D, Pro JZ6D and module version Pro Z are shipping now              BP Magazine Review
Zmode switch in 3ZB

Bare circuit board with solder paste applied

JZ Documentation

The JZ preamps have been replaced by the Pro JZ preamps

Cavity Dimensions required:
1.1" wide, 1.2" deep and 4.8" long

JZ Installation Instructions