Meyer Sound 750-LFC 3100W 15-inch Powered Subwoofer (Fold, No Rig, with Weather Protection) - 09.271.001.12
Meyer Sound 750-LFC 3100W 15-inch Powered Subwoofer (Fold, No Rig, with Weather Protection) - 09.271.001.12 is backordered and will ship as soon as it is back in stock.
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Product Overview
The Meyer Sound 750-LFC is a very compact self-powered low-frequency control element for scalable low-frequency reinforcement in portable rigs and fixed installations. This configuration combines a fold weather-protection treatment with a no-rig cabinet, suiting portable and semi-exposed ground-stacked or pole-mounted deployments. A single 15-inch long-excursion driver and an onboard class D amplifier deliver high continuous output with extremely low distortion. It is a natural low-frequency complement for Meyer Sound LINA, LEOPARD, and ULTRA Series systems.
Product Description

This fold weather-protected no-rig variant adds a fold-style weather-protection treatment to the standard 750-LFC while omitting rigging, keeping cabinet weight at 89 lb for portable ground-stacked and pole-mounted use. The integral pole mount supports LINA loudspeakers above or pairing with ULTRA Series loudspeakers. Inside, a two-channel open-loop class D amplifier rated at 3100 W peak resides in a single field-replaceable module. For a flown weather-protected option consider the fold rigging variant, or step up to the Meyer Sound 900-LFC subwoofer. Pair it with the Meyer Sound LEOPARD line array loudspeaker or browse the full Meyer Sound collection.
Key Features
- Fold Weather Protection — A fold-style weather-protection treatment suits portable semi-exposed deployments.
- 15-inch LF Driver — A single dual-coil, long-excursion 15-inch cone driver with 2 ohm nominal impedance produces high-output, low-distortion low frequencies.
- Self-Powered Class D Amplifier — A two-channel, open-loop class D amplifier rated at 3100 W peak is housed in a field-replaceable module.
- No-Rig Configuration — Without rigging the cabinet weighs 89 lb and suits ground-stacked and pole-mounted use.
- Integral Pole Mount — A built-in pole mount supports LINA loudspeakers above or pairing with ULTRA Series loudspeakers.
- Low Distortion — THD, IM, and TIM measure below 0.02 percent for exceptional linearity and transient reproduction.
- RMS Ready — An optional RMS module reports all amplifier operating parameters to a host computer.
Typical Applications
- House of Worship — Provides weather-resistant ground-stacked low-frequency reinforcement for worship events.
- Auditorium — Extends low-frequency response for theatrical and presentation systems.
- Multi-Purpose Room — Supports portable low-frequency support in semi-exposed venues.
- Broadcast Studio — Delivers linear, low-distortion low frequencies for production audio.
Technical Specifications
| Operating Frequency Range | 35 Hz – 125 Hz |
| Frequency Response | 37 Hz – 110 Hz ±4 dB |
| Phase Response | 43 Hz – 110 Hz ±30° |
| Linear Peak SPL | 130.5 dB with crest factor >9 dB (M-noise) |
| Low Frequency Driver | One 15-inch dual-coil, long-excursion cone driver; 2 Ω nominal |
| Amplifier | Two-channel, open-loop, class D; 3100 W peak |
| THD, IM, TIM | < 0.02% |
| AC Power | powerCON 20 input with loop; 90–265 V AC, 50–60 Hz |
| Dimensions without Rigging | W 21.80 in x H 20.30 in x D 20.88 in (554 x 515 x 530 mm) |
| Weight without Rigging | 89 lb (40.3 kg) |
| Enclosure | Premium multi-ply birch with textured black finish |
Specifications sourced from Meyer Sound. Subject to change without notice.
Competitor Comparison
| Criteria | Meyer Sound 750-LFC | L-Acoustics KS21 | d&b V-SUB |
| Amplification | The 750-LFC is self-powered with an integrated class D amplifier in the cabinet. | The KS21 is externally amplified and requires an LA-series amplified controller. | The V-SUB is externally amplified and requires a d&b amplifier. |
| Driver Configuration | It uses a single 15-inch long-excursion driver in a very compact cabinet. | It uses a single 21-inch driver in a larger cabinet. | It uses a cardioid-arranged multi-driver design. |
| Weather Protection | This variant is supplied with a fold weather-protection treatment for semi-exposed use. | Weather protection is offered as a separate WR variant. | Weather protection requires d&b outdoor-rated variants. |
| Monitoring | It supports optional Meyer Sound RMS remote monitoring of amplifier parameters. | Monitoring is handled through the external amplifier and LA Network Manager. | Monitoring is handled through the external amplifier and R1 software. |
Frequently Asked Questions
Can this subwoofer be used in semi-exposed locations? Yes. This fold configuration includes a fold weather-protection treatment for portable semi-exposed use.
Does it include rigging? No. This is a no-rig configuration suited to ground-stacked and pole-mounted use.
Does it require an external amplifier? No. The 750-LFC is self-powered and can be driven and aligned using a Meyer Sound Galileo GALAXY Network Platform.
How is it monitored? An optional RMS module reports all amplifier operating parameters to a Mac or Windows host computer.
What warranty applies? This product is covered under Meyer Sound's standard product warranty. For details please contact us.
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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