Up for sale is a rare and collectible Ensemble Corifeo power amplifier made in Switzerland. The matching Virtuoso preamplifier is listed separately. Like most high end Swiss electronics, the sound is open, airy, delicate, transparent, fast, sweet and musical.
Unit has been extremely well taken care of, in mint cosmetic condition and perfect working order.
The Corifeo is a hybrid stereo power amplifier.
Hybrid circuitry (tubes & transistor)
Driver stage with ECC81 (12AT7) tubes
Bipolar power transistors
Shunt-regulated push-pull configuration
Dual mono power supply
63A rated binding posts
Electronic protection circuit to safeguard against clipping, overheating and to protect speakers from DC and oscillation
Power: 2 x 100 W (8 Ohms) / 2 x 140 W (4 Ohms)
Power bandwidth: 20 Hz to 20kHz 0/-0.4dB
Sensitivity: 0.6 V eff. / 100 W (8 Ohms)
Input impedance: 22 kOhms
Output impedance: 0.12 Ohms
THD: 0.3% (25 W / 4 Ohms / 1kHz)
Dimensions: 440 x 305 x 120 mm (WDH)
Weight (gross): 17 kg (37.4 lbs)
Weight (net): 13.5 kg (29.7 lbs)
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