Specifications:

PRE-AMPLIFIER SECTION

 

 

Input Sensitivity

 

 

 

High Gain (moving coil)

175μVrms @ 1kHz

Low Gain (moving magnet)

1.8mVrms @ 1kHz

Compact Disc

 

350mVrms

All other inputs

 

110mVrms

Input Impedance

 

 

 

High Gain (moving coil)

47kΩ

Low Gain (moving magnet)

47kΩ

Compact Disc

 

20kΩ

All other inputs

 

25kΩ

Input Overload

 

120mVrms @ 1kHz

High gain

Low gain

900mVrms @ 1kHz

All other inputs

 

50Vrms

Rated Output

1.5Vrms into 10kΩ or higher

Maximum Output

27Vrms into 10kΩ or higher

Main Output, Source Impedance

..................470Ω

Tape Output Level

 

110mV

Source Impedance

 

2kΩ

Minimum Recommended Load Impedance .10kΩ

Distortion (THD and IMD)

Phono inputs 0.005% 20Hz-20kHz rising to 0.01% before overload

All others less than 0.0009% 20Hz-20kHz at rated output

Noise (inputs loaded)

Phono, high gain (unweighted) -64dB re rated input Phono, high gain (A weighted).-72dB re rated input Phono, low gain .................... -86dB re 10mV input

Phono, low gain (unweighted) .-78dB re rated input Phono, low gain (A weighted)..-86dB re rated input

All others (unweighted)

....... -104dB re rated inputs

All others (A weighted)

-108dB re rated inputs

Frequency Response

 

Output stage

20Hz-50kHz, ±0.25dB

Channel Separation

 

All inputs

70dB 20Hz-20kHz

Phase Accuracy

±1° 20Hz-20kHz

Dimensions

 

Width

483mm (19.0”)

Height

55mm (2.5”)

Depth

347mm (13.6”)

Weight

6.0kg (13.0lbs)

:Schematic diagram

:Product manual

info@perreaux.com

www.perreaux.com

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Perreaux SM3 Input Sensitivity, Input Impedance, Input Overload, Maximum Output, Main Output, Source Impedance, Dimensions

SM3 specifications

The Perreaux SM3 is a high-performance stereo amplifier that has garnered attention in the audiophile community for its distinctive design, robust construction, and exceptional audio performance. A member of Perreaux’s esteemed lineup, the SM3 embodies the brand's legacy of blending innovative technology with user-friendly operation.

One of the primary features of the SM3 is its power output. With a rated output of 100 watts per channel into 8 ohms, the amplifier is capable of driving a wide range of speakers, providing ample headroom for dynamic musical passages. The design also enables it to deliver higher power levels when connected to lower impedance loads, making it versatile for various speaker configurations.

The SM3 utilizes a Class AB amplifier topology, which combines the advantages of both Class A and Class B designs. This results in high efficiency while ensuring low distortion levels, providing a clean and clear amplification of audio signals. The amplifier's sound signature is characterized by its warmth and musicality, which appeals to many traditional audiophiles.

Technologically, the SM3 incorporates advanced circuitry that minimizes noise and distortion, ensuring that the audio reproduction remains faithful to the original source material. The use of high-quality components, including custom-made transformers and robust capacitors, contributes to the amplifier’s overall reliability and longevity.

Another noteworthy aspect of the SM3 is its elegant design. The amplifier features a striking aesthetic that combines functionality with style. Its robust aluminum chassis not only adds to its durability but also helps in reducing resonance issues. Moreover, the front panel includes a user-friendly interface, allowing for easy adjustment of settings and monitoring of performance.

The SM3 is equipped with multiple input options, including RCA and balanced XLR connectors, enabling it to seamlessly integrate into a variety of audio systems. Additionally, the amplifier boasts a home theater bypass feature, making it suitable for both stereo listening and multi-channel audio setups.

In conclusion, the Perreaux SM3 stands as a prima facie example of what modern amplifier technology can offer. With its powerful output, impressive audio quality, and thoughtful design, it serves as an excellent choice for enthusiasts looking to enhance their listening experience. Whether you're a seasoned audiophile or a casual listener, the SM3 promises to elevate your audio enjoyment to new heights.