For sale: Sony TA-N55ES , an iconic power amplifier from Sony's famous ES series . This model is known for its exceptional build quality, enormous power reserves and extremely refined sound. A true legend among audiophiles . The device is in impeccable condition , both technically and cosmetically, and has always been used with care. General information Fabrikant: Sony Mod: 10-55y. Years of production: November 1989 – 1997 Made in: Japan Color: Black Type: Stereo analog power amplifier Remote control: No Power consumption: 310 W (max. 760 W) Dimensions: 470 × 150 × 365 mm (with wooden side panels) 435 mm wide without wooden panels Weight: 12.2kg Original new price: approx. 900 DM (later 1000 DM ) Connections Inputs: Cinch – 180 mV / 20 kΩ Outputs: 2 speaker pairs (switchable) Technical specifications Continuous power (with deformation): 8 Ω: 2×110 W @ 0.01% | 2×120 W DIN 4 Ω: 2×150 W @ 0.05% | 2×160 W DIN Dynamic power: 8 Ω: 2×150 W / 1×500 W 4 Ω: 2×290 W / 1×680 W 2 Ω: 2×400 W / 1×750 W 1 Ω: 2×450 W Total harmonic distortion: 0.004% Damping factor: 100 at 8 Ω Frequentierespons: 5 – 200.000 Hz (-3 dB) Signal to noise ratio: 105 dB (A) Channel separation: excellent (ES quality) Special features Bridgeable to mono Adjustable input level 2 speaker pairs switchable A rare opportunity to own a true Sony ES classic , perfect for high-end stereo or as a powerful mono output stage.