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Key Features
The Yamaha A-S1200 is an analogue-only integrated stereo amplifier, released alongside the A-S2200 and A-S3200 as part of a trio to update their respective predecessors. With functionality firmly rooted in modern technology, the A-S1200 also echoes a classic era of Hi-Fi through its sophisticated physical appearance. The chassis has a smooth metal finish and frames the central VU metre on the front panel.
The A-S1200 adopts a Mechanical Ground Concept, helping to keep the unit structurally sound and acting as a preventative measure against distortion and vibration. This concept is evident in the heavy-duty hardware and components welded firmly to the chassis. A toroidal transformer, typically used in flagship models, efficiently drives 90 watts per-channel (8Ω) and helps deliver the emotion Yamaha strives to reproduce in your Hi-Fi experience. It is an ideal fit for audiophiles wishing to feel a greater connection to their music with an efficient and natural performance.
Product Ref: 208962
The A-S1200 is a high-quality integrated stereo amplifier that pays homage to the golden age of Hi-Fi with its beautiful design featuring volume unit level meters. It boasts an array of cutting-edge technology that accurately delivers an emotional, purely musical sound, as per Yamaha's Hi-Fi philosophy. The amplifier features high-quality components which work in synergy to provide exceptional musical expression, ensuring the listener experiences a true connection with the music.
At the heart of the A-S1200 lies a toroidal power transformer, which provides enormous energy for the unit's high-performance standards. Generally reserved for only flagship Hi-Fi components, this type of transformer, when paired with a suite of high-end features, helps deliver a more authentic and natural musical experience. To add to the technological characteristics of the amplifier, level meters on the front face not only hearken back to a nostalgic Hi-Fi age but also visually present sonic data under soft LED illumination.
The A-S1200 adopts a low impedance concept, aided by thick wires for ground connection. This design is critical for premium Hi-Fi componentry and helps to present an open, natural sound stage, sonically bringing the artist and listener closer together. As well as the low impedance concept, the Mechanical Ground Concept is crucial to this amplifier's performance. This concept, shared by the A-S2200 and A-S3200 models, involves bolting the feet, large heat sink, power transformer, and block capacitors directly to the main chassis. This design eliminates unwanted vibration, allowing for expressive and rhythmic bass without distraction.
The A-S1200 employs carefully selected components, such as custom-designed block capacitors and high-quality resistors, ensuring that the amplifier delivers a clean, dynamic sound with minimal distortion. These components contribute to a more engaging and enjoyable listening experience, allowing the listener to appreciate every nuance of their favourite tracks. Adding to the amplifier's rigidity are the heavy-duty silver-plated metal feet which help decouple the unit from the surface below. The amplifier also features original speaker terminals, cut directly from pure brass. These luxurious terminals offer a highly secure connection and fit comfortably in the hand for effortless tightening.
| Dimensions (W x H x D) | 435×157×463 mm; 17-1/8" x 6-1/8" x 18-1/4" |
|---|---|
| Weight | 22.0 kg; 48.5 lbs |
| Maximum Power (4 ohms, 1kHz, 0.7 THD, for Europe) | 160 W + 160 W |
| High Dynamic Power/Channel (8/6/4/2 ohms) | 105/135/190/220 W |
| Damping Factor | ≥ 250 (1 kHz, 8 ohms) |
| Frequency Response | +0 / -3 dB (5Hz-100kHz) , +0 / -0.3 dB(20 Hz-20 kHz) |
| RIAA Equalization Deviation | +/-0.5 dB (PHONO (MM/MC)) |
| Rated Output Power | [20 Hz-20 kHz, 0.07 THD]90 W + 90 W (8 ohms)150 W + 150 W (4 ohms) |
| Total Harmonic Distortion (20Hz to 20kHz) | [Input 0.5 V]PHONO MC→LINE2 OUT: 0.02 (1.2 mVrms)PHONO→LINE2 OUT: 0.005 (1.2 Vrms)CD, etc.→SP OUT: 0.035 (50 W/8 ohms) |
| Signal-to-Noise | PHONO MC: 90 dbPHONO MM: 96 dBCD, etc.: 110 dB |
| RatioInput Sensitivity | [1 kHz, 100 W/8 ohms]PHONO MC: 150 uVrms/50 ohmsPHONO MM: 3.5 mVrms/47 kohmsCD, etc.: 200 mVrms/47 kohmsMAIN IN: 1 Vrms/47 kohms |
| Transformer | 625VA (Toroidal) |