Ground Zero GZCM 10XSPL
The Ground Zero GZCM 10XSPL is a 250 mm / 10″ high power midrange speaker from the Competition line. A fiber reinforced paper cone, a short 50 mm / 2″ CCA voice coil and a strong ferrite motor combine for 96 dB efficiency and 450 W peak handling, making it the right choice for SPL and loud street systems that need a big, dynamic midrange.
Key Features
- 10″ High Power Midrange: Dedicated SPL midrange driver with 150 Hz – 10 kHz bandwidth
- Fiber Reinforced Paper Cone: Stiff, lightweight membrane for high output with low distortion
- 50 mm / 2″ CCA Voice Coil: Short copper clad aluminum voice coil for fast response and high efficiency
- Ferrite Motor: Powerful magnet system for 96 dB sensitivity
- Resonance Free Steel Basket: Rigid chassis that stays quiet at high volume
- Dual Cone Paper Dust Cap: Extends the upper frequency range and dispersion
- 1 Pair per Package: Two drivers included
Technical Specifications
- Diameter: 250 mm / 10″
- Power Handling: 150 W RMS / 450 W max
- Impedance: 4 Ohms
- Efficiency: 96 dB
- Frequency Response: 150 Hz – 10 kHz
- Voice Coil: 50 mm / 2″ CCA
- Mounting Diameter: 231 mm / 9.09″
- Mounting Depth: 103 mm / 4.06″
- Resonance Frequency (Fs): 68 Hz
Built for competitors and enthusiasts who want a loud, efficient 10″ midrange that keeps up with high power SPL systems.















