Esoteric Grandioso S1X Stereo Power Amplifier
Retail price: $37,000
Available for audition. This product is not available for online purchase. Interested in purchasing this amplifier or have a trade-in you would like considered? Please contact PERCON Audio for details.
The Grandioso S1X brings Esoteric’s flagship amplifier engineering to a Pure Class-A stereo design. Developed from the Grandioso M1X platform, it combines remarkable control, dynamic authority, and tonal purity with an exceptionally rigid, resonance-controlled chassis.
A newly designed five-parallel push-pull bipolar output stage delivers a 50-watt Pure Class-A operating range into 8 ohms, while the oversized toroidal transformer and separate power supplies for the pre-drive, main-drive, and control sections support effortless, stable performance. Fully balanced circuitry, short signal paths, and Esoteric’s discrete IDM-01 amplifier module preserve detail and musical expression.
Features and Specifications
Pure Class-A stereo power amplifier
Rated output: 50 watts per channel into 8 ohms; 100 watts per channel into 4 ohms
Five-parallel push-pull large bipolar output transistors
Supports Esoteric ES-Link Analog current transmission
Large toroidal-core power transformer
Three-transformer configuration for pre-drive, main-drive, and control circuitry
Independent 10,000 µF × 6 power-supply capacitors per channel
Pure-copper bus bars, ultra-thick wiring, and short signal paths
Balanced audio connections throughout each circuit block
FET input switching and proprietary IDM-01 discrete amplifier module
Stereo and bi-amp operating modes
Dual-layer honeycomb grille with semi-floating top panel
Wave-shaped heatsink and vibration-controlled chassis
Pinpoint isolation feet and DC trigger input
