Specifications

POWER SECTION

• Minimum RMS Output Power

 

(8 Ω , 20 Hz to 20 kHz, 0.02% THD)

...................... 90 W + 90 W

(6 Ω , 20 Hz to 20 kHz, 0.02% THD)

.................. 105 W + 105 W

(4 Ω , 20 Hz to 20 kHz, 0.02% THD)

.................. 140 W + 140 W

• Dynamic Power (IHF) (8/6/4/2 Ω)

105/135/190/220 W

• Maximum Output Power

(1 kHz, 0.7% THD, 4 Ω) [U.K. and Europe models only]

.......................................................................................... 160 W

• Maximum Useful Output Power (JEITA)

(1 kHz, 10% THD, 8/4 Ω)

 

[Asia, General, China and Korea models only]

115/190 W

• Dynamic Headroom

 

8

0.67 dB

• IEC Output Power [U.K. and Europe models only]

 

(1 kHz, 0.02% THD, 8/4 Ω)

90/145 W

• Damping Factor

 

1 kHz, 8 Ω

160

• Maximum Input Signal

 

CD, etc

2.8 V

PHONO MM (1 kHz)

120 mV

PHONO MC (1 kHz)

7 mV

• Frequency Response

+0/−3 dB

CD, etc. (Flat Position, 5 Hz to 100 kHz)

CD, etc. (Flat Position, 20 Hz to 20 kHz)

+0/0.3 dB

• RIAA Equalization Deviation

 

PHONO MM (20 Hz to 20 kHz)

±0.5 dB

PHONO MC (20 Hz to 20 kHz)

±0.5 dB

• Total Harmonic Distortion

 

CD, etc. to SP OUT

 

(20 Hz to 20 kHz, 90 W/8 Ω)

0.015%

PHONO MM to REC

 

(20 Hz to 20 kHz, 2 V)

0.005%

PHONO MC to REC

 

(20 Hz to 20 kHz, 2 V)

0.05%

• Intermodulation Distortion

 

CD, etc. to SP OUT

 

(Rated output, 8 Ω)

0.02%

• Signal to Noise Ratio (IHF-A Network)

 

CD, etc. (150 mV, Input shorted)

98 dB

PHONO MM (5 mV, Input shorted)

93 dB

PHONO MC (500 µV, Input shorted)

85 dB

• Residual Noise (IHF-A Network)

73 µV

CONTROL SECTION

• Input Sensitivity/Input Impedance

150 mV/47 kΩ

CD, etc

MM

2.5 mV/47 kΩ

MC

100 µV/50 Ω

MAIN IN

1 V/47 kΩ

• Output Level/Output Impedance

150 mV/1.5 kΩ

REC OUT

PRE OUT

1 V/1.5 kΩ

• Headphone Rated Output

 

1 kHz, 32 Ω , 0.2% THD

23 mW

• Channel Separation

 

CD, etc. (5.1 kΩ Terminated, 1 kHz/10 kHz)

74/54 dB

PHONO MM (Input shorted, 1 kHz/10 kHz, Vol.:−30 dB)

....................................................................................... 90/77 dB

PHONO MC (Input shorted, 1 kHz/10 kHz, Vol.:−30 dB)

....................................................................................... 66/65 dB

• Tone Control Characteristics

 

BASS

 

 

Boost/Cut

(50 Hz)

±9 dB

Turnover Frequency

350 Hz

TREBLE

 

 

Boost/Cut

(20 kHz)

±9 dB

Turnover Frequency

3.5 kHz

• Audio muting

.........................................................

–20 dB (approx.)

GENERAL

• Power Supply

 

 

 

[U.S.A. and Canada models]

............................. AC 120 V, 60 Hz

[Asia model]

AC 220/230–240 V, 50/60 Hz

[General model]

AC 110/120/220/230–240 V, 50/60 Hz

[China model]

AC 220 V, 50 Hz

[Korea model]

AC 220 V, 60 Hz

[Australia model]

AC 240 V, 50 Hz

[U.K. and Europe models]

AC 230 V, 50 Hz

• Power consumption

350

W

• Idling power consumption

80

W

Off-state power consumption

......................................................

0

W

• Dimensions (W x H x D)

435 x 137 x 465 mm

 

 

(17-1/8” x 5-3/8” x 18-5/16”)

• Weight

22 kg (48 lbs. 8 oz.)

* Specifications are subject to change without notice.

20 En

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Yamaha A-S1000 owner manual Specifications, 20 En, Power Section, Control Section, General

A-S1000 specifications

The Yamaha A-S1000 is a dedicated integrated amplifier that embodies exceptional craftsmanship, advanced technology, and an undying commitment to audio fidelity. Designed to cater to audiophiles, the A-S1000 combines vintage aesthetics with contemporary features, making it an attractive addition to any hi-fi setup.

One of the standout features of the A-S1000 is its robust power output. With a total of 90 watts per channel at 8 ohms, it delivers a dynamic range that can effortlessly drive a variety of speakers. This power is balanced with the amplifier’s high-current capability, ensuring that even the most demanding musical passages are reproduced accurately without distortion. The A-S1000's high-efficiency design ensures minimal energy loss, further enhancing its performance.

The amplifier also incorporates Yamaha’s exclusive ToP-ART (Total Purity Audio Reproduction Technology), which prioritizes the signal path to maintain audio integrity. This technology leverages a separate power supply layout for the left and right channels, effectively minimizing interference and delivering a cleaner, more detailed soundstage. Users can experience the subtle nuances of their favorite records, with a level of clarity that highlights the artistry of the music.

Another notable characteristic is the A-S1000’s high-quality components. The amplifier features a high-damping factor, which means better control over speaker motion, resulting in cleaner bass response and a more coherent sound. Furthermore, its premium-grade capacitors and heavy-duty construction contribute to its stability and longevity.

For connectivity, the A-S1000 is well-equipped with a range of inputs including phono, line, and digital sources. The inclusion of a dedicated phono stage allows vinyl enthusiasts to connect their turntables directly, enjoying the warm, rich sound that analog records provide. Additionally, the model supports pure direct mode, which bypasses unnecessary circuitry for a more direct signal, catering to audiophiles seeking the purest listening experience.

The A-S1000 also sports a beautifully designed aluminum front panel, which not only adds a touch of elegance but also enhances durability. The large, graduated knobs and clear display make operation intuitive, allowing users to adjust settings with precision.

In summary, the Yamaha A-S1000 is a quintessential integrated amplifier that merges powerful performance with aesthetic appeal. Its commitment to sound quality, combined with innovative technologies and versatile connectivity options, positions it as a worthy choice for anyone serious about high-fidelity audio. Whether powering a home theater system or a dedicated two-channel setup, the A-S1000 delivers an immersive listening experience that honors the true essence of music.