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KTN500BHD

Boss Katana-500 Bass Amplifier Head


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Take full control of your tone with the Boss Katana-500 Bass Amplifier Head — a compact and powerful 500-watt solution crafted for serious bassists. Featuring refined Katana preamp circuitry and a newly developed Class D power amp, this head delivers clear, rich, and dynamically responsive tone that adapts to your playing. The groundbreaking Cab Resonance feature automatically calibrates your amp to any cabinet, ensuring optimal response and tonal balance across setups.

Dial in your signature sound with a versatile 4-band active EQ, dual Amp Feel settings (Modern/Vintage), and three selectable compression and drive types. The Shape, Bottom, and Hi Cut controls provide surgical tone shaping, while onboard memory and deep BOSS Tone Studio integration give you total recall and full access to 60+ effects. With pro I/O, USB audio, and optional foot control, the Katana-500 Bass Head is ready for the stage, studio, or session.

Features

  • 500-watt Class D bass amp head designed for modern performance and portability
  • Cab Resonance feature calibrates amp response to match any speaker cabinet
  • Two Amp Feel modes (Vintage and Modern) to suit any genre or tone preference
  • 4-band active EQ with adjustable frequency points on low-mid and high-mid controls
  • Three types of compression and drive for everything from subtle fattening to aggressive grit
  • Shape switch toggles between bright, mid-scoop, and wide-range tonal profiles
  • Bottom and Hi Cut controls help refine lows and smooth out treble harshness
  • Blend control lets you mix clean signal with processed tone for clarity
  • Pad switch optimizes input gain for active or passive pickups
  • Onboard memory for instant recall of your custom sound settings
  • Edit tones and download Livesets with free BOSS Tone Studio software
  • USB audio interface for direct recording/playback and software control
  • Compatible with GA-FC/GA-FC EX foot controllers for hands-free operation
  • Optional Bluetooth MIDI/Audio adapter for mobile tone editing and streaming

Specs

  • Amp Type: Solid State
  • Channels: 3 (user preset slots)
  • Power Output: 500W peak @ 4 ohms, 250W peak @ 8 ohms
  • Speaker Outputs: 2 x SpeakON (Speaker A, Speaker B)
  • Line Out: 1 x XLR
  • Headphones/Recording Out: 1 x 1/4"
  • USB: 1 x USB-B (audio/MIDI interface and Tone Studio)
  • Footswitch I/O: 1 x 1/4" (GA-FC), 1 x 1/4" (expression pedal)
  • EQ: 4-band EQ with Low Mid/High Mid Frequency Select, Bottom, Hi Cut
  • Compression Types: 3
  • Drive Types: 3
  • FX Types: 3 (including Chorus, T-Wah, Heavy Octave)
  • Amp Modeling: Vintage / Modern (Amp Feel switch)
  • Bluetooth Support: With optional BT-Dual Adapter
  • Software: BOSS Tone Studio (macOS/Windows)
  • Power Source: Standard IEC AC cable
  • Dimensions (HxWxD): 3.77" x 11.73" x 8.34"
  • Weight: 6.17 lbs