What happens when one extraordinary vision becomes two?
DarkBlock was born from the architecture of Opera Only.
Conceived as two monumental and identical units, each DarkBlock is a complete amplifier — an independent expression of the same uncompromising vision that defines Opera Only.
Its twelve-sided cylindrical architecture appears solid and monolithic.
Then, as it comes to life, it opens.
Inside, a complex world of technology is revealed — an extraordinary architecture designed to serve the music.
Two DarkBlocks together become Opera Only
Separated, they become two independent works
Two forms
One origin
One masterpiece
Created by Andrea Pivetta

Experience the Extraordinary
The "DarkBlock" defies convention with its striking design and unparalleled performance. Encased in a stunning aircraft aluminum exterior, this amplifier features hidden connections and openings, enhancing its sleek, minimalist aesthetic. When powered off, it stands as a breathtaking 12-sided black prism, measuring 1.25 x 1 x 1.25 meters (49.2" x 39.4" x 49.2") and weighing 800 kg (1,764 lb). But once activated, it transforms into a dynamic showcase of technology, expanding to 1.85 x 1.3 x 1.85 meters (72.8" x 51.2" x 72.8") and revealing its intricate inner workings in four distinct sections
Technical Mastery Meets Artistic Vision
Every detail of the "DarkBlock" is designed to inspire. It features:
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Power Input:230/400V 50/60 Hz, 120 Amp (400V)
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Transformers:3 x 16 kW triple-insulated toroidal transformers
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Diodes:8 ceramic diodes rated at 1600V/400A
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Capacitors:54 Kendeil aluminum electrolytic capacitors (6800uF 160V)
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Transistors:528 high current bipolar transistors
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Inputs:12 analog (RCA/XLR) inputs and 6 digital inputs
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Output Channels:12 output channels with 96 speakON connections
The amplifier delivers a staggering 24,000 watts RMS at 8 ohms in Class A/B configuration, with an astonishingly low total harmonic distortion of just 0.002%. Its frequency response ranges from 20 Hz to 30,000 Hz, with a signal-to-noise ratio exceeding 115 dB (20 Hz - 20 kHz A-Weighted, 8 ohm). Input sensitivity levels sit at 11 dBu with a gain of 30 dB, showcasing output configurations of 6 x 4,000W or 12 x 2,000W

















