Gallien-Krueger Fusion S 800

Gallien-Krueger Fusion 800S – a compact, lightweight bass head amplifier with a power of 800 W class D, featuring a tube preamp with 3×12AX7 tubes, channels (Clean, Crunch, Overdrive, Lead), 4-Band Active EQ, connectors 2×1/4″ TS, 1×XLR, 2×RCA, 1×1/8″ Aux/Headphone, with an effects loop and DI output.

Fusion S800 from Gallien-Krueger is a bass head amplifier designed for use with bass cabinets. Its design combines time-tested tube elements with modern digital technologies, ensuring stable signal dynamics, wide tonal correction capabilities, and high adaptability to both stage and studio environments. The integrated active equalizer, boost system, and built-in attenuator allow for rapid shaping of an individual sound, while the well-thought-out I/O configuration with a DI output, effects loop, and additional interfaces guarantees compatibility with various audio processing devices, pedals, and effects processors.

GK S800 Features

• Hybrid architecture
• Tube preamp
• Active equalizer with variable cutoff frequency
• Boost system and built-in attenuator
• Expanded I/O configuration with DI output and effects loop
• Chassis with anodized coating that minimizes electromagnetic interference

GK S800 Specifications

• Device Type: Hybrid guitar amplifier
• Output Power: 800W @ 4 ohms, 400W @ 8 ohms
• Number of channels: 4 (Clean, Crunch, Overdrive, Lead)
• Tube preamp: 3×12AX7
• Four band active EQ
• “Bump”, “Contour”, and “Presence” Push Button Voicing Filters
• Illuminated Knobs with Push Activation
• Input interfaces: 2×1/4″ TS, 1×XLR, 2×RCA, 1×1/8″ Aux/Headphone
• Twist Lock Speaker Outputs
• Load capacity: 2, 2.7, 4 and 8 ohms
• Balanced XLR Output with Pre and Post EQ
• Features: Effects loop, DI output, built-in reverb, active equalizer, booster, built-in attenuator
• Foot Switchable Tube Overdrive with Tone Control (Footswitch Included)
• Chassis: Modern black finish with anodized coating
• Height: 6 cm
• Width: 29.2 cm
• Depth: 27.9 cm
• Weight: 2.5 kg