Hertz - ST25K NEO HIGH EFFICIENCY COMPRESSION DRIVER Tweeter

HERTZ SPL SHOW ST 25K NEO HIGH EFFICIENCY COMPRESSION DRIVER NEO line bullet tweeters are a totally new project, lighter and more compact compared to the previous ST 25 and with superior performance thanks to the use of Neodymium N38 H for the motor units and a FEM (Finite Element Method) optimized driver/horn design. The “Kit” version, ST 25K Neo features metallic mesh grille and inline crossover filter included.  44 (1.8) 100 Hi-pass filtered @ 5 kHz - 12 dB Oct. 4Ω 3k ÷ 20k 107DB Powerful Neodymium magnet providing high performance with compact size. Extra-light aluminium membrane to maximize SPL with high current, screw terminals. Body waterproofing and anti-UV treatment to allow safe outdoor use without discoloration over time. “Kit” version with metallic mesh grille and inline crossover filter included. Sold in pairs   Features 1. Powerful Neodymium magnet providing high performance with compact size. 2. FEM (Finite Element Method) optimized phase-plug and loading horn. 3. CCAR (Copper Clad Aluminium Ribbon) voice coil for unheard-of thermal and mechanical capability ready for an easy replacement with replacement body kit. 4. Extra-light aluminium membrane to maximize SPL with high current, screw terminals. 5. Body waterproofing and anti-UV treatment to allow safe outdoor use without discoloration over time. Technologies NATURE PROOF Compact and lightweight, the new spl neo systems are extremely loud and do not fear nature elements for an unlimited fun in every condition!   Data table Size mm (in.) 44 (1.8) Power Handling - Peak W 100 Hi-pass filtered @ 5 kHz - 12 dB Oct. Impedance Ω 4 Frequency response Hz 3k ÷ 20k Sensitivity dB SPL 107 Voice coil Ømm (in.) 25 (1) Magnet Neodymium Cone/Dome Aluminium