Humboldt Bass Simplifier Pre amp, cab sim Di, FX send and ret.

Many features great sounding small pre amp

Preamp section

• Based on the classic Ampeg SVT-style circuit
• Controls:
• • Gain
  • Level (master volume)
  • 3-band EQ (±15 dB per band) Semi-parametric mid control:
  • Switchable mid frequencies: 400 / 900 / 1.5 kHz
  • Clean, tight tones at low gain
  • SVT-style grit and growl at higher gain
  • Parallel signal architecture
  • Input signal splits into:
  • • Preamp path
    • Parallel (clean) path
  • Parallel path features:
  • • Switchable low-pass filter: Off / 100 Hz / 500 Hz
  • Blend controls allow mixing clean + driven signal for:
  • • Retained low-end clarity
    • Increased dynamics
    • Effects loops
    • Dual FX loops:

    This allows completely different effects chains per signal path.

    • 1. Preamp loop (processed signal)
      2. Parallel loop (clean signal)
      3. Connectivity

      Inputs

      • 1 × 1/4" instrument input
      • 1 × 1/8" aux input (headphones only)

      Outputs

      • 1 × 1/4" TRS out
      • 2 × XLR DI outputs:
      • • Main (mixed signal)
        • Parallel-only signal
      • 1 × 1/8" headphone out

      Other features

      • FX loop send/return (x2)
      • Ground lift
      • Phase switch
      • Active/passive bass switch
      • Power & physical specs
      • Power: 9–12V DC (center-negative), ~80 mA (DOES NOT COME WITH A POWER SUPPLY)
      • Dimensions: 115 × 65 × 55 mm
      • Weight: ~430 g
    • THANKS FOR LOOKING!
    • Phil