2-Way 8th Generation Invisible Loudspeaker
The LineaRadiance 24W (LR24W) is a two-panel monaural subwoofer system perfect for pairing with the model LR116 to supplement low-frequency output in distributed audio applications. It features two high-power, 8” cone woofers per system.

LineaRadiance speakers are the 8th generation and next evolution of Stealth Acoustics’ LineaResponse flat radiating diaphragm speakers first released in 2003. Up to 5 new LineaRadiance speaker models are planned for release in 2024 for a full ‘family’ of 8th-generation invisible speaker/subwoofer offerings.
New features for LineaRadiance Speakers:
- Integrated, acoustically tuned back box included with every speaker (removable)
- New transducer/exciter driver designs
- Increased overall efficiency
- Fidelity Glass Advanced™ tuned and dampened fiber diaphragm
- Easy-Tape™ tapered frame/diaphragm for improved finishing
- Increased power handling
- Re-voiced crossover networks
- Increased overall diaphragm surface areas on many models
- The new woofer mount for increased internal air volume
- Improved poly-switches
- New paper-finish diaphragm for better material adhesion
Recommended Applications
| Background Distributed Audio |
| Designed for use with the LR116 for extra impact in critical listening zones. |
| Sound Masking |
Specifications
| LR24W | LR30W | |
|---|---|---|
| Type | Dual 8″ Subwoofer | Quad 8″ Subwoofer |
| Frequency Response | 30Hz to 150Hz | 20Hz to 160Hz |
| Power Capacity | 160 watts RMS (per pair) | 200 watts RMS (per pair) |
| Minimum Recommended Power | 100 watts (per pair) | 120 watts (per pair) |
| Protection | — | — |
| Sensitivity | 86 dB | 86 dB |
| System Impedance | 8Ω nominal | 16Ω or 4Ω (selectable) |
| Polar Dispersion | 170 degrees horizontal & vertical | 170 degrees horizontal & vertical |
| Width | 15-7/8” (403 mm) | 15-7/8” (403 mm) |
| Height | 23-7/8” (606 mm) | 29-7/8” (759 mm) |
| Depth | 3-1/4″ (83 mm) 2-7/8” (72 mm) back box removed |
3-1/4″ (83 mm) 2-7/8” (72 mm) back box removed |
| Weight | 34 lbs. (15.5 kg) each pair (two panels) | 54 lbs. (24.5 kg) each pair (two panels) |
| HF Driver | — | — |
| MR Driver | — | — |
| LF Driver | (2) 1-1/2” (38mm) voice coil, 8” (203mm) low profile woofer | (4) 1-1/2” (38mm) voice coil, 8” (203mm) low profile woofer |
| Magnet(s) | (2) Ceramic 20 oz. (567 gr) | (4) Ceramic 20 oz. (567 gr) |
| Crossover Frequency | Requires amplifier with low pass filter 80Hz with 18 dB slope recommended |
Requires amplifier with low pass filter 80Hz with 18 dB slope recommended |



