Ruby '63 Top Boost Amplifier – Features

• Emulation of the classic British tube amplifier (similar to the Vox AC30)

• Dual-effect engine for authentic tube sound

• Three selectable channels:

  • Normal: warm, rounded tone

  • Brilliant: clear, cutting tone

  • Vibrato: with built-in vibrato effect

• Two classic boosts:

  • Dallas Rangemaster: Germanic treble booster from the '60s

  • Maestro EP-3: preamp emulation of a 1970s tape delay

• UAFX Control app:

  • Access to additional speaker and microphone models

  • Save and recall presets

  • Customization of effects and settings

• Inputs:

  • 2× 6.3 mm jacks (mono/stereo)

  • USB-C for firmware updates and app connection

• Power supply:

  • 9 V DC, minimum 400 mA, center-negative (not included)

• Dimensions:

  • Height: 6.5 cm

  • Width: 9.2 cm

  • Depth: 14.1 cm

• Weight: approx. 0.57 kg