Hertz ST 44 SPL Show 44mm High Efficiency Compression Driver (Pair)

The ST 44 car audio compression driver, like the ST 25 and the ST 35, employs a CCAR (Copper Clad Aluminium Ribbon) voice coil featuring an extra-light aluminium membrane with high thermal dissipation as well as an anodized aluminium body, for maximum damping and vibration rejection. It additionally features a 44 mm (1.7 in.) voice coil and a powerful ferrite magnet, creating maximum SPL in extreme installations.

Specs

Size mm (in.) 44 (1.7)
Power Handling - Peak W 100
Impedance 4
Frequency response Hz 2,5k 20k
Sensitivity dB SPL 109
Voice coil mm (in.) 44 (1.7)
Magnet High density flux ferrite
Cone/Dome Aluminium