Meyer Sound X-1100C High‐Power Cinema Subwoofer - 09.313.001.02 is backordered and will ship as soon as it is back in stock.
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Product Overview
The Meyer Sound X-1100C is a self-powered high-power cinema subwoofer designed to add low-frequency output in medium- to large-scale motion picture theaters and space-limited venues. Built around two 18-inch long-excursion drivers and an 8,100 W peak amplifier, this commercial cinema subwoofer reproduces low-frequency transients at high continuous output with very low distortion across a 28 Hz to 180 Hz range. As a self-powered cinema subwoofer with onboard RMS monitoring, the X-1100C integrates with Meyer Sound screen channel and surround loudspeakers without external amplifier racks, simplifying installation in cinema and post-production environments.
Product Description

An optimally tuned, vented multi-ply birch cabinet houses the X-1100C's two 18-inch long-excursion cone drivers, while TruPower limiting protects the drivers and minimizes power compression under sustained high-output conditions. The 28 Hz to 180 Hz operating range complements Meyer Sound cinema loudspeakers such as the Acheron screen channels and HMS surrounds, and for full SMPTE-compliant subsonic extension the X-1100C pairs with the VLFC Very Low Frequency Control Element. The field-replaceable amplifier and control module, standard RMS remote monitoring, and stackable cabinet design make this high-power cinema subwoofer a practical choice for theaters with limited real estate. It is well suited to systems built around the ASTRYA-140 cinema screen channel, and additional cinema loudspeakers are available in the Meyer Sound collection.
Key Features
- Self-powered, 8,100 W peak amplifier — Two-channel Class AB/H MOSFET amplification removes the need for external cinema amplifier racks.
- Dual 18-inch long-excursion drivers — Deliver 140 dB linear peak SPL with low-frequency clarity and excellent transient response.
- TruPower limiting — Protects drivers and minimizes power compression under high continuous and peak output.
- 28–180 Hz operating range — Integrates with Meyer Sound Acheron, HMS, and ASTRYA cinema loudspeakers.
- RMS remote monitoring standard — Reports amplifier and driver parameters to Compass software via the RMServer interface.
- Stackable, space-efficient cabinet — Protective skids and an optional caster frame support three-cabinet stacking for venues with limited footprint.
- Field-replaceable amplifier module — A single rear module contains the amplifier, control electronics, and power supply for serviceability.
Typical Applications
- Auditorium — Adds high-output low frequency to medium- and large-scale cinema and presentation auditoriums.
- Multi-purpose room — Suits premium screening rooms and event theaters needing cinema-grade bass.
- Broadcast studio — Provides reference low-frequency reproduction for post-production and dubbing stages.
Technical Specifications
| Operating Frequency Range | 28 Hz – 180 Hz |
| Frequency Response | 30 Hz – 160 Hz ±4 dB |
| Phase Response | 45 Hz – 160 Hz ±30° |
| Linear Peak SPL | 140 dB (M-noise, crest factor >9.5 dB); 140 dB (pink noise); 141 dB (B-noise) |
| Coverage | 360° (single unit); varies with configuration |
| Transducers | Two 18" long-excursion cone drivers; 8 Ω nominal |
| Amplifier | 2-channel Class AB/H bridged MOSFET; 8,100 W peak; THD/IM/TIM <0.02% |
| Audio Input | Differential, electronically balanced; XLR 3-pin female input with male loop output; 10 kΩ |
| AC Power | PowerCon 32; 208–235 V AC, 50/60 Hz |
| Monitoring | RMS remote monitoring module (standard) |
| Dimensions (W×H×D) | 51.04 × 20.48 × 33.00 in (1296 × 520 × 838 mm) |
| Weight (without rigging) | 249 lb (112.9 kg) |
| Enclosure | Premium multi-ply birch, slightly textured black finish |
Specifications sourced from Meyer Sound. Subject to change without notice.
Competitor Comparison
| Criterion | Meyer Sound X-1100C | JBL 4645C | JBL 4642A |
|---|---|---|---|
| Amplification | Self-powered with onboard 8,100 W peak amplifier and DSP. | Passive; requires an external cinema power amplifier. | Passive; requires an external cinema power amplifier. |
| Driver configuration | Two 18" long-excursion drivers in a tuned, vented cabinet. | Single 18" driver in a bass-reflex enclosure. | Dual 18" drivers in a bass-reflex enclosure. |
| Output and headroom | 140 dB linear peak SPL with low compression at sustained levels. | Lower maximum output; depends on the matched external amplifier. | Higher output than the 4645C but still amplifier-dependent. |
| Monitoring | RMS telemetry standard via Compass and RMServer. | No integrated monitoring; handled at the amplifier. | No integrated monitoring; handled at the amplifier. |
| Integration | Designed to combine with Meyer Sound cinema systems and the VLFC for subsonic extension. | THX-approved sub for general cinema low-frequency augmentation. | THX-approved high-output sub for larger auditoriums. |
Frequently Asked Questions
Does the X-1100C need an external amplifier?
No. It is self-powered, with a two-channel Class AB/H amplifier, control electronics, and RMS monitoring in a field-replaceable rear module. It requires AC power (208–235 V AC via PowerCon 32) and a balanced audio feed.
What does it connect to for audio?
The X-1100C uses a balanced XLR 3-pin female input with a male loop output, accepting a nominal 0 dBV signal. It is typically driven and aligned through a Galileo GALAXY processor in a Meyer Sound cinema system.
How do I extend output below 28 Hz?
Pair the X-1100C with the Meyer Sound VLFC, which covers 13–30 Hz, to achieve full SMPTE-compliant subsonic reproduction in premium cinema rooms.
Can multiple units be deployed in tight spaces?
Yes. The cabinet is stackable, and an optional MCF-1100 caster frame supports moving up to three X-1100C cabinets, making it practical for venues with limited floor area.
What warranty and support are available?
The X-1100C is covered under Meyer Sound's standard product warranty. Contact Creation Networks for warranty terms and commercial cinema system design support.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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