Ground Zero GZRW 300SPL

- 12″ subwoofer
- 3″ copper voice coil
- Klippel optimized
- Alumininium cast basket
- reinforced paper cone
- High-roll sandwich surround
- 2x 2 ohm voice coils
- Power handling 1000 W RMS, 1500 W Peak
- Sealed enclosure 19-40 liters
- Ported enclosure 35-50 liters tuned to 32-37 Hz
- Recommended amplifier power 800-1500 W RMS
- Mounting depth: 150 mm
- Mounting hole diameter: 281 mm
- Motor diameter: 175 mm

Thiele-Small parameters:

Re: 3.84 ohm
Fs: 40.5 Hz
Qms: 4.984
Qes 0.593
Qts: 0.530
Vas: 17.7 liters
Le: 3.112 mH
Mms: 256.8 gr
X-max: 50 mm
SPL: 86
Bl: 20.62 TeslaM.