Do you have a question about the Hertz HX 250; HX 250 D; HX 300; HX 380; HX 300 D*; HX 380 D* and is the answer not in the manual?
Key warnings regarding box volume, port placement, and multi-subwoofer setups.
Details on sealed enclosure dimensions and performance characteristics.
Details on reflex enclosure dimensions and performance characteristics.
Box designs and specifications for HX 250 and HX 250 D models.
Box designs and specifications for HX 300 and HX 300 D models.
Box designs and specifications for HX 380 and HX 380 D models.
Diagrams and guidance for connecting single voice coil subwoofers.
Diagrams and guidance for connecting dual voice coil subwoofers.
Instructions on how to mount and use the front/back gasket.