Bass Player Readers' Choice Award for Best Preamp: Audere JZ3              Bass Player Editors' Award
Introducing Jazz Hum and Noise Cancelling Preamps - keep the Single Coil Tone and Touch Response - lose the Hum and Noise              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The JZ preamps have been replaced by the Pro JZ preamps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