Back to series Celan Revolution

Celan Revolution 3

2-way bass reflex shelf speaker

  • Audiophile compact speaker with outstanding sound characteristics
  • Modern design combined with stylish surfaces
  • New Fluktus tweeter with 30 mm PFC dome and computer-optimised multi-corrugated front panel for perfect dispersion characteristics
  • Woofer-midrange with HECO kraft paper cone and new developed POC dustcap for neutrality and natural tones

2-way bass reflex shelf speaker

Compact high-end shelf speaker with an audiophile configuration and a distinctive visual appearance. The most striking design elements include the angled top with the embedded metal HECO logo, as well as the rounded side panels and rear tapered housing. All of the frequencies above approx. 2,800 Hz are catered for by the newly developed Fluktus tweeter with its 30 mm PFC dome. The computer-optimized multi-wave front panel ensures a harmonious dispersion over the tweeter´s entire frequency range. The 170 mm bass-midrange driver utilizes the particularly lightweight and reliable HECO kraft paper cone, which is characterized by its outstanding audiophile sound characteristics and high level stability.

Test reviews

What do trade magazines say about this product?

Technical specifications

  • 2 way bookshelf speaker, bass reflex
Sensitivity (2.8V/1m)
  • 90 dB
  • 170 mm woofer-midrange
  • 1.2" Dome-tweeter
  • 4 – 8 Ohms
Crossover frequencies
  • 2.800 Hz
Frequency response
  • 30 - 52.000 Hz
Recommended Amplifier Output
  • 30 - 160 watts
  • 10.4 kg


  • 2 way bookshelf speaker, bass reflex
  • Stylish surfaces: glossy finish, semi-matt lacquer finish or selected real-wood veneer
  • Solid construction using MDF panels and elaborated struttings, rounded side panels and elegantly angled top side
  • Bass reflex construction with two airflow-optimised and screwed reflex tubes and aluminium flanges
  • Solid aluminium cross beams with height-adjustable massive metal cone spikes
  • Exchangeable metal/rubber spike tips for an optimum adaptation to the floor type
  • 170 mm woofer-midrange
  • 1.2" Dome-tweeter
  • Woofer-midrange with solid, eightfold screwed aluminium die-cast basket and linearised magnet system
  • Woofer-midrange with HECO kraft paper cone, new developed POC dustcap (Phase Optimisation Cap), long-throw surround and high-capacity voice coil for optimal wide bandwidth playback
  • High Energy tweeter (2nd generation) with 30 mm Polyfiber Compound Dome (PFC Dome), powerful double ferrite magnet system and new aluminium front plate with Fluktus geometry
  • Elaborated crossover with high-quality exacting tolerance components
  • Tweeter level adjustment ‚linear’ / ‚+2dB’
  • Bi-wiring/Bi-amping-Option
  • High-quality connecting terminal with solid, gold-plated and capsulated screw connectors