30 cm (12") woofer with air-dried cone and pressure vented pole piece.
Can be fitted at front or rear. Excellent value for money coupled with very good power-handling capabilities. Particularly suitable as a replacement for HiFi speakers.
Recommended cabinets: Volume/Principle BR-Channel fb fc/QTC 70 l/closed - - 56 Hz/0,8 100 l/closed - - 49 Hz/0,71 150 l/closed - - 43 Hz/0,62 70 l/bass reflex BR 25.50 (length 7 cm) 36 Hz - 100 l/bass reflex BR 25.50 (length 20 cm) 32 Hz - 150 l/bass reflex 2 x BR 15.34 (length 7 cm) 29 Hz
|
Rated power |
120 W |
Maximum power |
180 W |
Nominal impedance Z |
8 Ohm |
Frequency response |
fu–2500 Hz |
(fu: Lower cut-off frequency depending on cabinet) |
. |
Mean sound pressure level |
91 dB (1 W/1 m) |
Excursion limit |
+/-14 mm |
Resonance frequency fs |
32 Hz |
Magnetic induction |
0.95 T |
Magnetic flux |
1250 µWb |
Height of front pole-plate |
8 mm |
Voice coil diameter |
50 mm |
Height of winding |
18.5 mm |
Cutout diameter |
280 mm |
Net weight |
2.8 kg |
D.C. resistance Rdc |
6.6 Ohm |
Mechanical Q factor Qms |
2.68 |
Electrical Q factor Qes |
0.54 |
Total Q factor Qts |
0.45 |
Equivalent volume Vas |
190 l |
Effective piston area Sd |
490 cm² |
Dynamically moved mass Mms |
43 g |
Force factor Bxl |
9.4 Tm |
Inductance of the voice coil L |
1.8 mH |
Connections |
4.8 x 0.8 mm (+)/2.8 x 0.8 mm (-) |