Description
The Gallien-Krueger 400RB is a renowned solid-state bass amplifier head, celebrated for its reliability, punchy tone, and straightforward design. Since its introduction in the 1980s, it has become a staple for bassists across various genres, from jazz to rock.
Key Features
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Power Output:
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Original 400RB: 200W @ 4Ω
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400RB-IV: 280W @ 4Ω, 180W @ 8Ω
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Tone Controls:
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4-band active EQ (Bass, Low-Mid, High-Mid, Treble)
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Contour and Presence controls for shaping tone
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Boost control for added growl
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“String Bass” button to optimize low-end response for 5-string basses
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Connectivity:
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XLR direct out with ground lift and Pre/Post EQ switch
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Effects loop (Send/Return)
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Tuner output
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Two 1/4″ speaker outputs
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Construction:
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Compact dimensions: approximately 17.5″ x 3.5″ x 8″
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Lightweight: around 15 lbs (6.8 kg)
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