subsim
HSR CHSR146
Specifications
| Topology | scoop |
|---|---|
| Net volume | 380 L |
| Dimensions (H×W×D) | 900 × 600 × 916 mm |
| Footprint | 5496 cm² |
| F3 | 48 Hz |
| Fb (port/vent tuning) | 45 Hz |
| Max SPL | 134 dB |
| Sensitivity | 105 dB |
| Recommended crossover | 120 Hz |
| Power handling (AES) | 900 W |
| Power handling (program) | 1800 W |
| Output density | 108.2 dB/size |
| Plywood thickness | 18 mm |
| Connectors | speakON NL4 |
Drivers (1)
| Model | Format | Impedance | Fs | Detail | Pe | Sensitivity |
|---|---|---|---|---|---|---|
| RCF LF18G401 | 18" | 8 Ω | 33 Hz | Qts 0.29 · Vas 268 L · Xmax 9 mm | 900 W | 98 dB |
Measurements / Simulations
Plans
Source: https://hsrsonorisation.fr
Notes
Single 18“ scoop horn designed by HSR sonorisation. Trapezoidal open-mouth construction, externally 600×900×916 mm (495 L gross), 18 mm Finnish birch plywood. Driver: RCF LF18G401.
Recommended subsonic HP filter: 35 Hz @ 24 dB/oct. Recommended system crossover: 120 Hz @ 24 dB/oct.
Sensitivity: 105 dB/W/m (1U), 109 dB/W/m (4U stacked). Max SPL: 134 dB RMS (1U/700W), 144 dB (4U/2800W).
netVolumeL is estimated from external dims; horn scoop internal volume not independently stated.