Proffesional Marshall BA400 Bass Combo Amplifier

The Marshall BA400 is a professional, high-powered 400-Watt RMS bass guitar combo amplifier engineered for gigging musicians who require absolute low-end punch, massive clean headroom, and road-ready roadworthiness. Unlike Marshall’s iconic guitar stacks, this unit is custom-tailored to handle the demanding frequencies of electric bass guitars, delivering a versatile range of tones from warm, vintage thud to sharp, modern slap definition.Power & Speaker Configuration400 Watts RMS Output: Delivers exceptional volume and dynamic clarity, ensuring your tone cuts through complex live band mixes without clipping or unwanted distortion.15-Inch Custom Woofer: Designed to push serious air, providing a rich, deep bass response that naturally highlights the low and low-mid frequencies.Switchable High-Frequency Horn: A dedicated tweeter allows you to blend crisp high-end clarity back into your signal, which is perfect for percussive slap-and-pop styles or adding bite to overdriven tones. It features an on/off switch right on the front panel.Advanced Tone Shaping & ControlsDual EQ System: Offers a 3-band rotary EQ (Bass, Middle, Treble) for fast, on-the-fly tonal changes, alongside a 7-band graphic equalizer for pinpoint precision over problematic stage frequencies.Onboard Compressor: Includes a built-in compressor with variable controls to smooth out volume spikes, level out dynamics, and increase natural sustain.Pre/Post Gain Setup: Separate Gain and Master Volume knobs allow you to dial in subtle preamp grit or keep your signal completely clean and transparent at theater-level volumes.Active/Passive Inputs: Features optimized input jacks to accommodate the hot signals of active pickup electronics or traditional passive basses.Professional ConnectivityXLR DI Output: Includes a balanced line out with a Pre/Post EQ toggle switch, allowing you to send your customized tone directly to the front-of-house PA system or a studio mixing console.Tuner Output & Mute: Dedicated routing to keep a stage tuner permanently connected.Effects Loop: FX Send and Return jacks are located on the panel for seamless integration of external time-based effects, preamps, or modulation pedals.Build & DesignConstructed with heavy-duty plywood housing, reinforced protective corner caps, and a resilient black textured covering, the BA400 features a signature gold-on-black color scheme topped by the iconic script Marshall logo. It is a robust, all-in-one powerhouse built to survive heavy touring schedules and demanding club venues.