
Sound Without Limits, Soul in Every Note
Professional audio hardware — acoustic design and fine craftsmanship, for every listen.

Professional audio hardware — acoustic design and fine craftsmanship, for every listen.

Professional audio hardware — in sync with every performance.

Send us your drawing, size, material and finish. We make the box the way you want it — finished or semi-finished, even for small orders.
Standard products
Built to your drawing.
Browse by category
Speaker drivers, cabinet hardware and electronics — for stages, venues and studios.
Why customers come back
Every product is chosen around a simple standard: it should sound right, hold up in real use, and still look considered after years of use.
We favor birch plywood cabinets, steel grilles and solid hardware, with finishes that handle transport, rigging and daily use.
Each product starts with a familiar use case: the live stage, the installed venue, the studio and the portable rig.
Clear shipping windows, clear lead times, and practical care notes make the purchase feel easy before and after delivery.
Recommended products
Popular picks, useful add-ons, and pieces that pair well with what you are reading.

Class D professional power amplifier, 2-channel and 4-channel models, 600 W to 2400 W per channel at 8 ohm, high efficiency over 90 percent, compact and lightweight. Built to order for independent audio businesses.

The LF-21X215 is a 21-inch ferrite subwoofer for extreme high-power subwoofer and bass cabinet systems. It handles 2600 W AES (5200 W max) with 95 dB sensitivity and a 38 Hz–800 Hz response. 215 mm voice coil, BL 39.7 T.m. 215 mm voice coil, 5200 W maximum power. Designed for high output touring subwoofer systems.

Digital Class D power amplifier, over 92 percent efficiency, 1U rack mount, 900 W to 2800 W per channel at 8 ohm, R-SMPS power supply with active PFC. Built to order.
FEATURED PRODUCTS
Start with the pieces our customers ask for first: speaker drivers, hardware and electronics, built for stages, venues and studios — custom-made to your drawing.

Class D professional power amplifier, 2-channel and 4-channel models, 600 W to 2400 W per channel at 8 ohm, high efficiency over 90 percent, compact and lightweight. Built to order for independent audio businesses.

The LF-21X215 is a 21-inch ferrite subwoofer for extreme high-power subwoofer and bass cabinet systems. It handles 2600 W AES (5200 W max) with 95 dB sensitivity and a 38 Hz–800 Hz response. 215 mm voice coil, BL 39.7 T.m. 215 mm voice coil, 5200 W maximum power. Designed for high output touring subwoofer systems.

The 18P100SW09 is an 18-inch ferrite subwoofer for high-power subwoofer and bass cabinet systems. It handles 800 W AES (1600 W program) with 95 dB sensitivity and a 37 Hz–1.5 kHz frequency response. A 99.3 mm voice coil and ferrite magnet deliver deep, controlled bass. Overall diameter 460 mm, depth 200 mm, weight 12 kg. Ferrite magnet subwoofer, Fs 37 Hz. AES standard power rating.

The 18PD125 is an 18-inch ferrite subwoofer with a 5-inch voice coil for high-power subwoofer and bass cabinet systems. It handles 1200 W continuous (2400 W program, 3600 W peak) with 96 dB sensitivity and a 34 Hz–1.8 kHz response. Overall diameter 471 mm, height 180 mm, weight 19.74 kg. 5" voice coil, Fs 34 Hz - dedicated subwoofer. Continuous / program / peak power rating.

The 18R127 is an 18-inch ferrite subwoofer with a 5-inch voice coil for high-power subwoofer and bass cabinet systems. It handles 1200 W continuous (2400 W program, 3600 W peak) with 95 dB sensitivity and a 32 Hz–600 Hz response. Overall diameter 466 mm, height 200 mm, weight 23.40 kg. 5" voice coil, Fs 32 Hz - dedicated subwoofer. Continuous / program / peak power rating.

The 18X451-2 is an 18-inch neodymium woofer with an optimised magnet for high-power subwoofer and bass cabinet systems. It handles 800 W AES (1600 W program) with 97 dB sensitivity and a 36 Hz–2.0 kHz response. 114.5 mm voice coil, 11.25 mm Xmax. Overall diameter 465 mm, depth 215 mm, weight 16.15 kg. Klippel LA DPM measured T/S parameters. Program power defined as 3 dB greater than AES power.
POWER AMPLIFIERS
Class D and Class TD power amplifiers — 2-channel and 4-channel, built to order.

Class D professional power amplifier, 2-channel and 4-channel models, 600 W to 2400 W per channel at 8 ohm, high efficiency over 90 percent, compact and lightweight. Built to order for independent audio businesses.

Touring-grade 4-channel power amplifier, SMPS powered, Class D + AB, up to 2500 W per channel at 2 ohm, 10000 W total output.

Digital Class D power amplifier, over 92 percent efficiency, 1U rack mount, 900 W to 2800 W per channel at 8 ohm, R-SMPS power supply with active PFC. Built to order.

1U network DSP power amplifier, Class D, DSP 48 kHz / 24-bit with FIR filter and auto linear phase, AES67 network audio, Dante optional. For conference, mall, hotel and broadcast.
Stories and guides
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