New subwoofer model Sapphire 12 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 – 12″
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 the Russian Federation.
 
Technical feature
RMS
900 W
X Max (BL 50%)
18 mm one way
Re Ω
1,85+1,85 ohm
Fs
33,4 Hz
Qts
0,62
Sd
464 cm²
Vas
32 L
Sens (1W/1m)
85,5 dB
Sens (2.83Vrms/1m)
89,2 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
152 mm
Diameter of the mounting hole
282 mm