The Yamaha A-S Family at a Glance
Yamaha has been building musical instruments and audio equipment since 1887, and that dual heritage shapes the entire A-S integrated amplifier lineup. These are stereo integrated amplifiers, meaning the preamplifier and power amplifier live in one chassis, so you can build a focused two channel music system with fewer boxes and simpler cabling. Across the range you will find a shared design philosophy expressed at different levels of execution, which makes choosing largely a matter of matching a model to your speakers, your sources, and your priorities.
This guide walks through what the A-S series shares, groups the models by tier, describes who each one suits, and finishes with a scenario based recommendation so you can land on the right amplifier with confidence.
The Shared Yamaha Design
Two ideas run through the A-S integrated amplifiers. The first is ToP-ART, Yamaha's Total Purity Audio Reproduction Technology, an approach to circuit and mechanical design aimed at keeping the signal path short, symmetrical, and free of interference. The second is the Floating and Balanced Power Amplifier concept found in the higher A-S models, which balances the amplification circuitry to reject noise and preserve the integrity of the music signal.
You will also notice a consistent user philosophy. Yamaha favors tactile, well weighted controls, level meters on the upper models, and a Pure Direct mode that shortens the signal path by bypassing tone controls and other stages for the most transparent listening. Every model in this comparison includes a phono stage, so a turntable has a home from the start. What changes as you move up the range is the sophistication of the power supply, the chassis construction, the input options, and the overall refinement of the presentation.
The Models by Tier
Versatile All in One Hub: A-S801
The Yamaha A-S801 is the most feature complete amplifier here for people who want digital sources handled inside the amplifier itself. It carries a built in ESS SABRE ES9010K2M DAC that handles PCM up to 384 kHz and 32-bit along with DSD up to 11.2 MHz over USB, plus optical and coaxial digital inputs. That means a computer, a streamer with a digital output, or a television can connect directly without a separate outboard DAC.
It is rated at 100 watts per channel into 8 ohms and 120 watts per channel into 4 ohms, with a moving magnet phono input, five line inputs, Speaker A and B outputs, and a headphone jack. At roughly 13.1 kg it is the most compact and manageable model in the group. This is the A-S built for a modern, source rich desk or living room system where the amplifier is expected to be the digital hub as well as the analog heart.
The Balanced Purist Tier: A-S1200 and A-S2200
The Yamaha A-S1200 steps into Yamaha's heavier, more traditionally hi-fi oriented line. It is a solid state integrated with balanced XLR input, RCA line inputs, and a phono stage compatible with both moving magnet and moving coil cartridges. It is rated at 90 watts per channel into 8 ohms and 150 watts per channel into 4 ohms, with a signal to noise ratio of 110 dB in Pure Direct and a damping factor of 250 or higher. It weighs 22.0 kg, and it adds a Pre Out for those who may want to add a separate power amplifier later. The A-S1200 is designed for the listener who wants a purist analog centered amplifier with balanced connectivity and serious build.
The Yamaha A-S2200 is the fully balanced expression of that same idea. Within this range it builds on the A-S1200 with a fully balanced construction and a discrete moving magnet and moving coil phono stage, along with defeatable Bass and Treble tone controls that drop out entirely in Pure Direct. It shares the 90 watts into 8 ohms and 150 watts into 4 ohms ratings and the 110 dB signal to noise figure, and it adds a Rec Out to the connection set. At 22.7 kg it is built to the same substantial standard. The A-S2200 suits the analog enthusiast who wants the balanced signal path taken further and values the flexibility of tone control that can be removed from the path at will.
The Flagship: A-S3200
The Yamaha A-S3200 sits at the top of the line. It is rated at 100 watts per channel into 8 ohms and 150 watts per channel into 4 ohms, with a THD figure of 0.025 percent at 50 watts into 8 ohms, a 110 dB signal to noise ratio, and a damping factor of 250 or greater. It carries a balanced XLR input, four RCA line inputs, a moving magnet and moving coil phono stage, and Pre Out and Rec Out connections. Its taller chassis at 192 mm and heavier 24.7 kg weight reflect a more elaborate build and power supply. The A-S3200 is for the listener assembling a reference level two channel system who wants Yamaha's most fully realized integrated statement.
Which Should You Buy
You want one box that also handles digital sources
Choose the A-S801. Its onboard ESS SABRE DAC with USB, optical, and coaxial inputs means your computer, streamer, or television plugs in directly. It is the natural choice for a compact, source rich system where you would rather not add a separate DAC.
You are analog focused and want balanced connectivity
Look to the A-S1200. Its balanced XLR input, moving magnet and moving coil phono stage, and heavyweight build make it ideal for a turntable centered or purist source system, with a Pre Out available if you want to expand later.
You want the fully balanced signal path and tone flexibility
The A-S2200 is the pick. Its fully balanced construction, discrete phono stage, and defeatable tone controls give you both purity and adjustability from a single, beautifully built chassis.
You are building a reference two channel system
The A-S3200 is Yamaha's flagship integrated. Its more elaborate build, lower rated distortion, and complete connection set make it the destination amplifier for a no compromise music room.
Pairing Thoughts
Because every A-S model includes a phono stage, a turntable is an easy addition at any tier. The A-S801 pairs naturally with efficient bookshelf or floorstanding speakers in a compact room and slots into a desktop or living room setup with ease. The A-S1200, A-S2200, and A-S3200, with their higher mass and balanced circuitry, reward more capable floorstanding speakers and a dedicated listening space, and their Pre Out connections keep the door open for future system growth. Match the amplifier's tier to the ambition of your speakers so the whole system stays in balance.
Come Listen
AEA is an authorized Yamaha dealer with a showroom in Timonium, Maryland. Demo units rotate and not every model is always set up for audition, so please contact AEA to arrange a listen and we will help you match the right A-S integrated amplifier to your speakers and your room.