Preamp Identification: Find My Diagram

Need to find the wiring diagrams for your LHZ? No problem! Let’s start by figuring out which revision of board you have.

Red LHZ-04 Rev 4.0
90-Degree Pin Headers
Sold between 02/14/2025 thru present
LHZ-04 Rev 4.1 Installation Manual
Blue LHZ-03 Rev 1.9b
90-Degree Pin Headers
Sold between 05/01/2024 thru present
LHZ-03 Rev 1.9 Installation Manual
Blue LHZ-03 Rev 1.9 (Retired)
90-Degree Pin Headers
Sold between 03/04/2024 thru 04/30/2024
LHZ-03 Rev 1.9 Installation Manual
Blue LHZ-01 Rev 1.7g (Retired)
Solder Connections
Sold between 10/29/2023 thru 02/28/2024
LHZ-01 Rev 1.7g Installation Manual
Blue LHZ-02 Rev 1.7g (Retired)
Pin Header Connections
Sold between 10/29/2023 thru 02/28/2024
LHZ-02 Rev 1.7g Installation Manual
Green LHZ-01 Rev 1.6 (Retired)
Solder Connections
Sold between 1/5/2023 thru 10/28/2023
LHZ-01 Rev 1.6 Installation Manual
Green LHZ-02 Rev 1.6 (Retired)
Pin Header Connections
Sold between 1/5/2023 thru 10/28/2023
LHZ-02 Rev 1.6 Installation Manual