21PALND
21″SUBWOOFER
- 4000W RMS capacity
- 152mm(6 in) inside-outside CCAR voice coil
- 46-1800Hz response
- 97dB sensitivity
- 1Ω nominal impedance
21PALND has pure bass with rich details, a clear low frequency provides obvious sense of rhythm. You can see its metal appearance in the picture, maybe more option for you. The vocal clarity is high, the bass is shocking, it is like being in the scene.
- GENERAL SPECIFICATIONS
- THIELE-SMALL PARAMETERS
- EXTRA INFO
Nominal Chassis Diameter | 21/550 in/mm |
MAX Power | 8000 Watts |
RMS Power | 4000 Watts |
Impedance | 1 Ohm |
Resonance(natural) Frequency | 46 Hz |
Frequency Response | 46-1800 Hz |
Sensitivity(1W/1m) | 97 dB |
Voice Coil Diameter | 6″/153mm |
Windling material | CCAR(inside-outside) |
Magnet | 309 Oz |
FS Hz | 46 Hz |
RE Ohms | 0.7 ohm |
Qms | 3 |
Qes | 0.35 |
Qts | 0.31 |
BL T/m | 18 T/m |
MMS(grms) | 601 grams |
Xmax(mm) | 22.5 mm |
Sd(cm²) | 168 cm² |
Efficiency% | 2.10% |
Le(1k Hz) | 2.8 mH |
EBP | 131 Hz |
Overall Diameter | 21.6/550 in/mm |
Bolt Circle Diameter | 20.4/525 in/mm |
Baffle Cutout Diameter | 20 /510 in/mm |
Depth | 10.4 /265 in/mm |
Net Weight | 24 kgs |
Shipping Weight | 26.8 kgs |
Shipping Box | 63.5X63.5X32.5cm |
Highlights
- 6’’ASV (Aluminum-magnesium alloy oxygen-free copper) voice coil wounded for hi-temp performance, 1 ohm
- 3,000 watts max power continuous program power rating makes high acoustical output
- Classic and stylish design, a tasteful choice.
- 97 dB sensitivity, peer leader!
- Excellent low frequency ability, high fidelity response
Thickened blended with large elastic waves, good rigidity and stable rebound, making the bass more powerful.
Specially braided silver-plated leads make audio signal transmission more stable while reducing noise. Each speaker has an independent code
High-quality large rubber edge, durable and waterproof, not easy to age.
High-strength speaker basket
The high-strength carbonized stamping speaker basket, coupled with special anti-rust and anti-corrosion paint treatment, makes the speaker durable and not easy to deform and damage.