ST 25 High Efficiency Bullet Tweeters
Extremely compact size for explosive performance: ST 25 is the first Hertz car audio compression driver specifically designed for SPL competitions. The 25 mm ST 25 with CCAR (Copper Clad Aluminium Ribbon) voice coil features an extra-light aluminium membrane with high thermal dissipation. An extremely powerful neodymium magnet is employed along with a highly efficient compression loading horn, designed for maximum high frequency acoustic pressure.
- High magnetic permeability plates provide constant, even flux.
- Neodymium magnet, for top SPL performance.
- CCAR (Copper Clad Aluminium Ribbon) voice coil; for unheard-of thermal and mechanical capability.
- Extralight aluminium membrane.
- Anodized aluminium body; for maximum damping and vibration rejection.
- High current, screw terminals.
- High efficiency compression loading horn.
- Size mm (in.): 25 (1)
- Power Handling - Peak W: 100
- Impedance: 4 ohms
- Frequency response Hz: 3k ÷ 20k
- Sensitivity dB SPL: 107
- Voice coil Ø mm (in.): 25 (1)
- Magnet: Neodymium
- Cone/Dome: Aluminium
- UPC: 8018823103244
- Weight: 3
- Authorized Internet Dealer
*Warranty: 1 Year Manufacturer warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 1 year from the original date of purchase with proper return authorization.