Hertz SPL Show Series ST-25K-NEO 1" High Efficiency Compression Tweeters with Grilles and Crossovers

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.

Features -
Powerful Neodymium magnet providing high performance with compact size.
FEM (Finite Element Method) optimized phase-plug and loading horn.
CCAR (Copper Clad Aluminium Ribbon) voice coil for unheard-of thermal and mechanical capability ready for an easy replacement with replacement body kit.
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.

Specifications

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Size mm (in. ): 44 ( 1.8 )
Power Handling - Peak W: 100 Hi-pass filtered @ 5 kHz - 12 dB Oct.
Impedance: 4
Frequency response Hz: 3k ÷ 20k
Sensitivity dB SPL: 107
Voice coil Ø mm (in. ): 25 (1)