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Finish: Black
  • Black
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€349
Available on order
Delivery on 24 November 2026 (free)
Fast delivery: on 21 November 2026
Notify me when it's back in stock
FreeValue €69
AudioQuest Black Lab black subwoofer cable, gold-plated male RCA plugs with forked ground wires, black striped jacket
Audioquest Black Lab 3m
Protect your product
+€39
Extended warranty to 5 years +
Accidental damage cover for 3 yearsWhat are the benefits?

Overview

Documentation

User manual

Technical Specifications

Principle

  • Active acoustic reflex subwoofer
  • Front-firing design

Performance

  • Nominal power: 80 W RMS, 160 W maximum
  • Frequency response: 25 - 200 Hz
  • Crossover frequency: Adjustable 50 - 150 Hz

Speaker

  • Diameter: 20 cm
  • High-performance ventilated voice coil for maximum reliability
  • Treated paper cone for optimal bass reproduction

Amplifier and Connectivity

  • Power supply: 110 V - 240 V / 50-60 Hz
  • Inputs:
    • Stereo line (RCA connectors)
    • Stereo high-level (binding posts)
  • Controls:
    • Adjustable volume
    • Adjustable crossover frequency
    • Adjustable phase 0° / 180°
  • Automatic standby mode < 0.5 W (can be disabled)
  • On/off switch

Cabinetry

  • Rigid, low-resonance MDF (medium-density fiberboard) cabinet with removable front panel
  • Front-facing configuration for speaker and acoustic ports
  • Two large-section low-turbulence Airflex ports
  • Large damping feet
  • Removable front grille with acoustic fabric

Physical Characteristics

  • Dimensions: 260 × 350 × 370 mm (with binding posts), 260 × 350 × 350 mm (without)
  • Weight: 8.5 kg

Frequently asked questions

What is the difference between RMS power and peak power?

RMS power (80 W for the Alpha RS 8) represents the continuous power the subwoofer can handle over a long period. Peak power (160 watts) indicates the maximum power the subwoofer can handle for very short durations, typically during highly dynamic musical passages.

Is the Magnat Alpha RS 8 suitable for both home theater and stereo hi-fi use?

Yes, this subwoofer is versatile and adapts well to both home theater systems and stereo hi-fi setups. Its flexible settings allow it to integrate seamlessly into both configurations.

How do I determine the ideal crossover frequency for my setup?

The ideal crossover frequency depends on the characteristics of your main speakers. Generally, the smaller your speakers, the higher the crossover frequency should be. Start by setting the crossover frequency around 80 Hz, then adjust by ear to achieve a smooth transition between the subwoofer and your speakers.

User reviews

Review highlights

  • Highly enthusiastic reviews (10 ratings of 5/5 out of 11): the bass is considered precise, full-bodied and deep, for both music and home theater.
  • Value for money is praised in nearly half of the reviews, often thanks to a promotion.
  • It pairs easily with a variety of speakers and amplifiers, and the volume and frequency controls are considered simple and precise.
  • Its power is more than sufficient for an apartment or a room of 15 to 22 m².
  • The finish is refined and the dimensions remain compact.

Based on reviews from customers who purchased this product, summarised by AI

Patrick

High-performance subwoofer despite its low price
A great find

Comment from 7 November 2026 — Experience from 5 March 2026

Automatically translated — Show original (French)
Caisson performant malgré son faible prix
Une bonne découverte

Philippe

Easy to set up and use, goes deep into the sub-bass down to 20 hertz, and you can hear it. A great complement to any pair of speakers. What’s more, purchased at a big discount during a promotion, so a very good buy.

Comment from 29 July 2026 — Experience from 6 March 2026

Automatically translated — Show original (French)
Simple à régler et utiliser, descend bien dans l'ultra grave jusqu'à 20 hertz et cela s'entend. Complète avantageusement toutes les paires d'enceintes. Et de plus acquis avec une grosse remise en période de promotion, donc très bon achat.

Howie Pilien

This subwoofer has many strengths. It reaches fairly low frequencies, the woofer is more than adequately sized to cover a medium-sized room, the bass is precise and well present, and it integrates perfectly with any hi-fi/home theater system thanks also to the range of connections and the adjustments it offers.

Comment from 9 July 2026 — Experience from 28 May 2026

Automatically translated — Show original (Italian)
Sono molti i pregi di questo subwoofer. Scende abbastanza in basso in frequenza, il woofer è delle dimensioni più che sufficienti per coprire una stanza di medie dimensioni, i bassi sono precisi e ben presenti e si integra perfettamente con qualunque impianto hifi/home cinema grazie anche al parco connessioni e alle regolazioni che offre.
  • Eco-contribution of €2.58 included in the sale price.
  • Manufacturer reference: D14242250
  • GTIN / EAN: 4018843422503
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