Subwoofer Sapphire 15 d1.8
New subwoofer model Sapphire 15 D1,8 in 2021. Sapphire line subwoofer. The size range of the series Sapphire is 10,12 and 15 inches.
The peculiarity of the speakers is that their production took into account the criterion of maximum efficiency, and therefore the return in the bass frequency range.
Size – 15″
RMS – 900 W
Voice Coil – 2,6 inch.
– magnetic system with a lifetime warranty against displacement of ferrite rings
– Modified cooling designed to improve heat dissipation on most popular music tracks
– Redesigned speaker suspension aimed at increasing efficiency over the entire bass range
The subwoofer is designed and assembled in Korea.
Technical feature | |
---|---|
RMS | 900 W |
X Max (BL 50%) | 18 mm one way |
Re Ω | 1,85+1,85 ohm |
Fs | 31,6 Hz |
Qts | 0,66 |
Sd | 774 cm² |
Vas | 68 L |
Sens (1W/1m) | 87,1 dB |
Sens (2.83Vrms/1m) | 90,8 dB |
Physical feature | |
Magnet's material | High-quality ferrite rings |
Magnet's Diameter | |
Magnet quantity | 2 rings |
Magnet's weight | 3300 g |
Frame material | Steel |
Spider | 3 pcs |
Voice coil material | High Temperature Copper |
Voice coil D | 2,6 inch |
Height Voice coil | |
Mounting Depth | 178 mm |
Diameter of the mounting hole | 354 mm |