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Photos and specs Stereo amplifier Pro-Ject Stereo Box S

Review and test Stereo amplifier Pro-Ject Stereo Box S
  • Stereo Amplifier Pro-Ject Stereo Box S
  • Stereo Amplifier Pro-Ject Stereo Box S

Description stereo amplifier, Pro-Ject Stereo Box S

Integrated amplifier Pro-Ject Stereo Box S is a combination of models of Amp Box Stereo and Pre Box, in one housing. The functionality of both devices has remained the same, but they occupy a building of the same size, and each of them separately.


The letter S in the name of the amplifier means that it is made in an updated design. The front panel of the Pro-Ject Stereo Box S three millimeters thick made of aluminum, it is the volume rocker, power button, and indicators for the selected input. To the amplifier you can connect two sources of signal, there is also a Jack 3.5 mm mini-jack for connecting an analog recording device. This connector can be used, for example, to connect a headphone amplifier, the Head Box II or similar device. The output of the speaker is made in the form of two pairs of gold plated binding posts. Pro-Ject Stereo Box S is powered by an external power source voltage of 20 Volts, maximum supply current is 3 amps. The unit has extremely low self-noise and distortion, and its internal circuit has a short circuit of signal transmission, and are protected from external interference.


The amplifier is equipped with a miniature remote control with which you can adjust the volume and switch input sources. Despite its compact size, Pro-Ject Stereo Box S is developing a very serious power output 25 watts per channel when connecting the speaker systems impedance of 8 Ohms. The optimal partner for this device will be a pair of small bookshelf speakers, such a tandem can with high quality voice medium in size. If you want a stereo system can be upgraded to other devices from the same series components Pro-Ject. In addition, this amplifier is a good choice when you create a compact desktop system, for example, working from the computer with a pair of compact speakers monitor type.


Features stereo amplifier Pro-Ject Stereo Box S


Compact body
Front panel made of aluminum
Line out to connect additional devices


Characteristics of the stereo amplifier Pro-Ject Stereo Box S

Output power2 x 25 watts (8 Ohms), 2 x 30 watts (4 Ohm)
Frequency range5 Hz - 20,000 Hz (- 0.5 dB)
The ratio signal/noise - 100 dB
Stereo separation 40 dB / 20 kHz
THDless than 0.05% (10 W)
Inputs2 line (RCA)
Outputson entry (3.5 mm mini-jack), speakers (screw terminal)
Input impedance20 ohms
Power source20 V / 3 A
Dimensions (WxHxD)103 x 36 x 122 mm
Weight0,78 kg (without power supply)

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