Pro-Ject Amp Box RS Mono  

Highend power amplifier  


Ampboxrsmono: click to enlarge Ampboxrsmono: click to enlarge

open page Specifications       PDF Productinfo [pdf, 615 KB]       

• Fully balanced design (Pulse Wave Modulation)  

• Highly efficient conversion from mains to output power (92%)  

• 2 ohms drive capability  

• Tube buffer stage with reference quality  

• SMD construction for shortest signal paths  

• Line level preamp inputs (RCA & XLR)  

• Top-quality speaker terminal  

• Metal casing protects against vibration and interference  

• DC power supply (< 1 watt standby power)  

• Available in silver or black  

• Optional Upgrade: Linear power supply Power Box RS Amp  

    for higher power output and further improved sound quality  


Ultimate high-end sound with high efficiency in a compact luxury casing!  


Four specific characteristics make this a true high-end amplifier:  

1. Fully balanced mono design  

2. Highly efficient energy saving PWM modules  

3. Tube buffer input stage  

4. Upgrade option Power Box RS Amp for more power and further improved sound quality.  


Amp Box RS Mono offers 3-dimensional sound-staging, perfect micro dynamics and ultimate resolution combined with high power output and 2 ohm capability and is the perfect solution for Bi– or Tri-Amping applications. Amp Box RS Mono is the perfect companion for Pre Box RS and will give pure sound experience, that the real audiophile is looking for.  

Because of its heat emission Amp Box RS Mono luxury casing, which is available in silver or black, should not be combined with Design Box Acryl.  



SRP: € 799,00  


Recommended accessoires:  


The addition of linear power supply Power Box RS Amp (SRP € 499,00) adds even more depth and lets you hear all microscopic fine detail.  

Power Box RS Amp




Audio 01/2016: A very powerful, brave alternative to established designs.  

Stereoplay 06/2014: Sound: Top Class; Verdict: Very good  




Last update 18.07.2018

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