LHZ-01 or LHZ-02?

How do I choose? What is the difference between LHZ-01 and LHZ-01? UPDATE: Both the LHZ-01 and LHZ-02 have been retired in favor of the LHZ-03 model. This page will remain online as a reference. Please visit the LHZ-03 page to learn about our flagship preamp! For most clients, the…

LHZ Preamp Sound

The LHZ preamp does exactly what the original 80’s HazLabs did: the EQ was specifically tuned for US Spector® basses. The circuit design is unique in that the initial stage greatly boosts the treble before the EQ stage, and then that boost is removed. This causes the preamp to generate…

Switchcraft Jack

Looking to swap out your barrel jack for a new unit? Here’s the part numbers you want:

EMG Volume & Blend Pots

We don’t sell volume or blend pots because they are specific to the pickup: each manufacturer has their own recommendations, and the physical space in different bass models make stocking all the possible combinations difficult. Even though the LHZ preamp was designed for Spector® basses, it’s being installed in a…