submeasured
FK BR 21
Specifications
| Topology | bass reflex |
|---|---|
| Net volume | 500 L |
| Dimensions (H×W×D) | 850 × 850 × 780 mm |
| Footprint | 6630 cm² |
| Weight | 58 kg |
| F3 | 32 Hz |
| Fb (port/vent tuning) | 38 Hz |
| Max SPL | 133 dB |
| Sensitivity | 100 dB |
| Recommended crossover | 80 Hz |
| Output density | 106 dB/size |
| Connectors | speakON NL4 |
Drivers (1)
| Model | Format | Impedance | Fs | Detail | Pe | Sensitivity |
|---|---|---|---|---|---|---|
| Pyle PDW21250 | 21" | 8 Ω | 22.4 Hz | Qts 0.33 · Vas 703.8 L · Xmax 9 mm | 1000 W | 95 dB |
Measurements / Simulations
Notes
21“ bass reflex sub. Pyle PDW21250, tuned to 38 Hz.