Genzler MG-800 - Bass Amplifier - 2-Channel Preamp
The very definition of intelligent power and sonic versatility.
The Genzler Magellan 800 (MG-800) redefines the standards of modern bass amplification with its 800 watts of headroom and ultra-lightweight 6.25 lb design. Whether you're looking for the purity of an organic "Clean" channel or the bite of a harmonically rich "Drive" channel, this amp head adapts to any style, from jazz fusion to metal, while offering comprehensive professional connectivity. Ready to copy into the "Customer Description" field.
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The Authority of the Bass: Why the Magellan 800 is a must-have
The Genzler Magellan 800 is not just a Class D amplifier; it's the culmination of decades of innovation by Jeff Genzler. It solves the major problem for the modern bassist: the compromise between weight and "weight of tone." Thanks to its high-efficiency switching power supply and massive output stage, it delivers a low-end foundation previously found only in amps weighing 50 lbs.
Its versatility stems from its unique dual-channel design. Unlike amplifiers that permanently "color" your sound, the MG-800 lets you sculpt a flat, faithful response or engage a saturation circuit that simulates the compression and warmth of tubes. With its ability to operate at 2.67 ohms, it can drive up to three 8-ohm cabinets, offering unparalleled setup flexibility for stages of all sizes.
Full Technical Specifications
| Category | Characteristic | Technical Details |
| Power | Output: 4 Ohms / 2.67 Ohms | 800 Watts RMS |
| Power | 8 Ohm output | 400 Watts RMS |
| Preamplifier | Kind | High-voltage solid state |
| Canals | Number | 2 (Clean and Drive) |
| Equalization | Sections | 3-band system with semi-parametric midrange drivers |
| Equalization | Bass Frequency | +/- 15dB at 75Hz (Shelf) |
| Equalization | Midrange Frequency | +/- 15dB from 150Hz to 3kHz (Variable) |
| Equalization | High-pitched frequencies | +/- 15dB at 6kHz (Shelf) |
| Outline | Curve A (C Blue) | RGB (Slap/Modern) - Bass/treble boost, mid-range cut |
| Outline | Curve B (C Amber) | Vintage (Rock/Old School) - Boosted low-mids, cut treble |
| Front Connectivity | Entrance | 1/4" jack with -10dB pad (for active bass) |
| Rear Connectivity | Speaker outputs | 2 x Neutrik Speakon |
| Rear Connectivity | Direct Output (DI) | XLR input with Pre/Post selector, Ground Lift, and Mic/Line level control. |
| Rear Connectivity | Effects loop | Series (Send / Return) |
| Rear Connectivity | Auxiliary Entrance | 1/8" (3.5mm) jack for external player |
| Rear Connectivity | Headphone Output | 1/8" (3.5mm) jack with cabinet simulator |
| Rear Connectivity | Footswitch | 1/4" jack for channel switching and mute (optional) |
| Physical | Chassis | Aircraft-grade aluminum |
| Physical | Dimensions | 11.25” (285.7mm) W x 10.5” (266.7mm) D x 3” (76.2mm) H |
| Physical | Weight | 6.25 lbs (2.83 kg) |
| Food | Tension | Universal 100-240V, 50/60Hz |
Comparative Analysis
Based on consensus from Sound on Sound, Bass Player Magazine and Gearspace.
| Alternative Product | Market Segment | Comparative Analysis | Available at Garage à Musique |
| Darkglass Microtubes 900 V2 | High-End Modern | More aggressive saturation, but less versatility in clean tones than the Genzler. | Available here |
| Aguilar AG 700 | Pro Stage Amp | Its sound is very fast and "tight", but it lacks the dedicated second Drive channel. | Available here |
| Mesa Boogie Subway D-800+ | Premium Touring | Excellent equalization, similar weight, but more expensive. | Available here |
| Bergantino Forté HP2 | Hi-Fi Shop | Absolute clarity, massive punch, but a more complex user interface. | Product not listed |
| Ampeg SVT-7PRO | Classic Hybrid | Classic Ampeg sound, but historically less consistent reliability than Genzler. | Available here |
| Quilter Bass Block 800 | Ultra-Compact | Very easy to use, but lacks parametric mid-range settings. | Product not listed |
| Eich T900 | German Engineering | Extremely transparent, but less vintage "character" available. | Product not listed |
| Fender Rumble 800 Head | General Public Professional | Excellent value for money, but less robust construction for road use. | Available here |
| Trickfish Bullhead .5K | Studio/Live Hi-Fi | Studio grade preamp, but less powerful than the Magellan 800. | Product not listed |
| GR Bass One 800 | Lightweight Pro | The lightest on the market, but with a less organic response in the low-midrange. | Product not listed |
History & Evolution
The story of the Magellan 800 begins with the legacy of Genz-Benz , a pioneering brand in lightweight bass amplification. After Genz-Benz was shut down by its parent company, Jeff Genzler founded Genzler Amplification in 2015 with a clear mission: to surpass his own creations. The MG-800 was the brand's first flagship product, incorporating feedback from thousands of professional bassists to address the limitations of traditional Class D amplification (lack of warmth, artificial compression). Today, it is considered one of the most stable and musical designs in the industry.
Cultural References & Artists
The Genzler Magellan 800 and Jeff Genzler's signature sound are now in the hands of the elite:
Nate Watts (Stevie Wonder) : Utilise Genzler pour la clarté exigée par le répertoire R&B/Funk.
Bakithi Kumalo (Paul Simon) : Pour le punch articulé sur sa basse fretless.
Robert "Bubby" Lewis (Snoop Dogg, Dr. Dre) : Capacité à gérer des infrabasses massives en live.
Cass Lewis (Skunk Anansie) : Pour la polyvalence entre les sons clairs et saturés rock.
Kevin "Brandino" Brandon (Aretha Franklin, Justin Timberlake) : Précision chirurgicale en studio.
Justin Chancellor (Tool) : Historiquement lié aux designs de Jeff Genzler pour sa définition.
Sveinung Hovensjø (Légende du jazz norvégien) : Utilisation de la transparence du canal Clean.
Dwayne "Smitty" Smith : Fidélité harmonique sur les scènes Gospel.
John Inmon : Pour la dynamique de jeu au doigt.
Adam Blackstone (Directeur musical Super Bowl) : Pour la fiabilité en tournée mondiale.
Rocco Prestia (Tower of Power - Legacy) : Influencé par la clarté des médiums Genzler.
Bill Wyman (ex-Rolling Stones) : Apprécie la légèreté sans perte de "thump".
Will Lee (The Late Show) : Reconnu pour tester l'excellence de l'égalisation Genzler.
Bobby Vega : Pour le "snap" exceptionnel en slap sur le circuit Contour A.
Janek Gwizdala : Adepte de la transparence pour ses effets complexes.
FAQ (Frequently Asked Questions)
Can I use the Magellan 800 with three 8 Ohm cabinets?
Yes. It's one of the few amplifiers capable of stably driving down to 2.67 ohms. This allows you to connect three 8-ohm cabinets simultaneously for maximum sound output without the risk of overheating.
Does Class D technology really offer the same warmth as a tube amp?
The MG-800's "Drive" channel is specifically designed to emulate the harmonic saturation and gentle compression of tubes. Although entirely solid-state, it offers a dynamic response that eliminates the "sterility" often associated with digital.
Does the amplifier work in Europe without a transformer?
Absolutely. It has a universal power supply (100-240V). It automatically detects the input voltage, making it the ideal companion for musicians on international tours.
What is the "Contour" setting?
This is a pre-shaped filter. Curve A (Blue) scoops the mids for a modern, punchy sound. Curve B (Amber) attenuates the highs and boosts the low mids for a "vintage" tone reminiscent of old rock stacks.
Is the DI output studio quality?
Yes. The transformer-isolated XLR output eliminates any potential ground loops . With the Pre/Post EQ options, you can send the sound engineer either your raw signal or your amp-processed sound.
Can I practice with headphones without plugging in a cabinet?
Absolutely. The Magellan 800 can operate without a load. Its headphone output includes a cabinet simulator to avoid a "cold" sound and provide an immersive experience, even in silence.
Is the fan noisy enough for studio use?
No. The cooling system is temperature-regulated and extremely quiet. It only activates at full power during intense sessions, guaranteeing total silence during delicate sound recordings.
What is the difference between Active and Passive input?
The MG-800 features a "Pad" button that attenuates the input signal by 10dB. This prevents unwanted preamp saturation with bass instruments that have a powerful internal preamp (9V/18V battery).
How does the amp react to effects pedals?
The series effects loop is optimized to maintain signal integrity. The signal path perfectly handles modulation and time-based pedals, while the preamp accepts front-of-house overdrives with excellent linearity.
Why buy Genzler at Garage à Musique rather than elsewhere?
As experts based in Quebec, we understand the needs of local musicians. Buying from Garage à Musique guarantees you rigorous technical support, in-depth product knowledge, and the assurance of authoritative after-sales service.
The Authority of the Bass: Why the Magellan 800 is a must-have
The Genzler Magellan 800 is not just a Class D amplifier; it's the culmination of decades of innovation by Jeff Genzler. It solves the major problem for the modern bassist: the compromise between weight and "weight of tone." Thanks to its high-efficiency switching power supply and massive output stage, it delivers a low-end foundation previously found only in amps weighing 50 lbs.
Its versatility stems from its unique dual-channel design. Unlike amplifiers that permanently "color" your sound, the MG-800 lets you sculpt a flat, faithful response or engage a saturation circuit that simulates the compression and warmth of tubes. With its ability to operate at 2.67 ohms, it can drive up to three 8-ohm cabinets, offering unparalleled setup flexibility for stages of all sizes.
Full Technical Specifications
| Category | Characteristic | Technical Details |
| Power | Output: 4 Ohms / 2.67 Ohms | 800 Watts RMS |
| Power | 8 Ohm output | 400 Watts RMS |
| Preamplifier | Kind | High-voltage solid state |
| Canals | Number | 2 (Clean and Drive) |
| Equalization | Sections | 3-band system with semi-parametric midrange drivers |
| Equalization | Bass Frequency | +/- 15dB at 75Hz (Shelf) |
| Equalization | Midrange Frequency | +/- 15dB from 150Hz to 3kHz (Variable) |
| Equalization | High-pitched frequencies | +/- 15dB at 6kHz (Shelf) |
| Outline | Curve A (C Blue) | RGB (Slap/Modern) - Bass/treble boost, mid-range cut |
| Outline | Curve B (C Amber) | Vintage (Rock/Old School) - Boosted low-mids, cut treble |
| Front Connectivity | Entrance | 1/4" jack with -10dB pad (for active bass) |
| Rear Connectivity | Speaker outputs | 2 x Neutrik Speakon |
| Rear Connectivity | Direct Output (DI) | XLR input with Pre/Post selector, Ground Lift, and Mic/Line level control. |
| Rear Connectivity | Effects loop | Series (Send / Return) |
| Rear Connectivity | Auxiliary Entrance | 1/8" (3.5mm) jack for external player |
| Rear Connectivity | Headphone Output | 1/8" (3.5mm) jack with cabinet simulator |
| Rear Connectivity | Footswitch | 1/4" jack for channel switching and mute (optional) |
| Physical | Chassis | Aircraft-grade aluminum |
| Physical | Dimensions | 11.25” (285.7mm) W x 10.5” (266.7mm) D x 3” (76.2mm) H |
| Physical | Weight | 6.25 lbs (2.83 kg) |
| Food | Tension | Universal 100-240V, 50/60Hz |
Comparative Analysis
Based on consensus from Sound on Sound, Bass Player Magazine and Gearspace.
| Alternative Product | Market Segment | Comparative Analysis | Available at Garage à Musique |
| Darkglass Microtubes 900 V2 | High-End Modern | More aggressive saturation, but less versatility in clean tones than the Genzler. | Available here |
| Aguilar AG 700 | Pro Stage Amp | Its sound is very fast and "tight", but it lacks the dedicated second Drive channel. | Available here |
| Mesa Boogie Subway D-800+ | Premium Touring | Excellent equalization, similar weight, but more expensive. | Available here |
| Bergantino Forté HP2 | Hi-Fi Shop | Absolute clarity, massive punch, but a more complex user interface. | Product not listed |
| Ampeg SVT-7PRO | Classic Hybrid | Classic Ampeg sound, but historically less consistent reliability than Genzler. | Available here |
| Quilter Bass Block 800 | Ultra-Compact | Very easy to use, but lacks parametric mid-range settings. | Product not listed |
| Eich T900 | German Engineering | Extremely transparent, but less vintage "character" available. | Product not listed |
| Fender Rumble 800 Head | General Public Professional | Excellent value for money, but less robust construction for road use. | Available here |
| Trickfish Bullhead .5K | Studio/Live Hi-Fi | Studio grade preamp, but less powerful than the Magellan 800. | Product not listed |
| GR Bass One 800 | Lightweight Pro | The lightest on the market, but with a less organic response in the low-midrange. | Product not listed |
History & Evolution
The story of the Magellan 800 begins with the legacy of Genz-Benz , a pioneering brand in lightweight bass amplification. After Genz-Benz was shut down by its parent company, Jeff Genzler founded Genzler Amplification in 2015 with a clear mission: to surpass his own creations. The MG-800 was the brand's first flagship product, incorporating feedback from thousands of professional bassists to address the limitations of traditional Class D amplification (lack of warmth, artificial compression). Today, it is considered one of the most stable and musical designs in the industry.
Cultural References & Artists
The Genzler Magellan 800 and Jeff Genzler's signature sound are now in the hands of the elite:
Nate Watts (Stevie Wonder) : Utilise Genzler pour la clarté exigée par le répertoire R&B/Funk.
Bakithi Kumalo (Paul Simon) : Pour le punch articulé sur sa basse fretless.
Robert "Bubby" Lewis (Snoop Dogg, Dr. Dre) : Capacité à gérer des infrabasses massives en live.
Cass Lewis (Skunk Anansie) : Pour la polyvalence entre les sons clairs et saturés rock.
Kevin "Brandino" Brandon (Aretha Franklin, Justin Timberlake) : Précision chirurgicale en studio.
Justin Chancellor (Tool) : Historiquement lié aux designs de Jeff Genzler pour sa définition.
Sveinung Hovensjø (Légende du jazz norvégien) : Utilisation de la transparence du canal Clean.
Dwayne "Smitty" Smith : Fidélité harmonique sur les scènes Gospel.
John Inmon : Pour la dynamique de jeu au doigt.
Adam Blackstone (Directeur musical Super Bowl) : Pour la fiabilité en tournée mondiale.
Rocco Prestia (Tower of Power - Legacy) : Influencé par la clarté des médiums Genzler.
Bill Wyman (ex-Rolling Stones) : Apprécie la légèreté sans perte de "thump".
Will Lee (The Late Show) : Reconnu pour tester l'excellence de l'égalisation Genzler.
Bobby Vega : Pour le "snap" exceptionnel en slap sur le circuit Contour A.
Janek Gwizdala : Adepte de la transparence pour ses effets complexes.
FAQ (Frequently Asked Questions)
Can I use the Magellan 800 with three 8 Ohm cabinets?
Yes. It's one of the few amplifiers capable of stably driving down to 2.67 ohms. This allows you to connect three 8-ohm cabinets simultaneously for maximum sound output without the risk of overheating.
Does Class D technology really offer the same warmth as a tube amp?
The MG-800's "Drive" channel is specifically designed to emulate the harmonic saturation and gentle compression of tubes. Although entirely solid-state, it offers a dynamic response that eliminates the "sterility" often associated with digital.
Does the amplifier work in Europe without a transformer?
Absolutely. It has a universal power supply (100-240V). It automatically detects the input voltage, making it the ideal companion for musicians on international tours.
What is the "Contour" setting?
This is a pre-shaped filter. Curve A (Blue) scoops the mids for a modern, punchy sound. Curve B (Amber) attenuates the highs and boosts the low mids for a "vintage" tone reminiscent of old rock stacks.
Is the DI output studio quality?
Yes. The transformer-isolated XLR output eliminates any potential ground loops . With the Pre/Post EQ options, you can send the sound engineer either your raw signal or your amp-processed sound.
Can I practice with headphones without plugging in a cabinet?
Absolutely. The Magellan 800 can operate without a load. Its headphone output includes a cabinet simulator to avoid a "cold" sound and provide an immersive experience, even in silence.
Is the fan noisy enough for studio use?
No. The cooling system is temperature-regulated and extremely quiet. It only activates at full power during intense sessions, guaranteeing total silence during delicate sound recordings.
What is the difference between Active and Passive input?
The MG-800 features a "Pad" button that attenuates the input signal by 10dB. This prevents unwanted preamp saturation with bass instruments that have a powerful internal preamp (9V/18V battery).
How does the amp react to effects pedals?
The series effects loop is optimized to maintain signal integrity. The signal path perfectly handles modulation and time-based pedals, while the preamp accepts front-of-house overdrives with excellent linearity.
Why buy Genzler at Garage à Musique rather than elsewhere?
As experts based in Quebec, we understand the needs of local musicians. Buying from Garage à Musique guarantees you rigorous technical support, in-depth product knowledge, and the assurance of authoritative after-sales service.