PROJECT Tube Box S Black Phono Pre Amplifier
PROJECT Tube Box S Black Phono Pre Amplifier PROJECT Tube Box S Black Phono Pre Amplifier
PROJECT Tube Box S Black Phono Pre Amplifier

Regular Price: $549.00

Special Price $485.00

Warranty Period:2 yearsSold as:Single Unit


This new phono preamplifier with tube output stage offers unrivalled performance and unique flexibility, which never before was available at this price!  

Sonic quality of Tube Box S is extremely impressive, a big improvement to Phono Box S and an audiophile upgrade for most analogue hifi system. With a wide range of setting parameters, it can meet the needs of almost any phono cartridge on the market. Carefully selected audiophile-grade components make it possible to enjoy your valuable vinyl collection like never before!  

"The class-leading music reproduction of Tube Box S gives pure dynamics, full transparency, analogue warmth, bass texture, detail resolution and purity of all audible frequencies." >>> Best-buy tube phono preamplifier! <<< 



• Audiophile Performance  

• Audiophile-grade ECC83 (12AX7)  

• Dual mono configuration  

• Audiophile-grade polypropylene WIMA capacitors  

• Precise RIAA equalisation  

• Switchable input impedance/capacitance  

• 3 adjustable gain levels  

• Subsonic filter  

• DC power supply (< 1 watt standby power) 



Technical data

Pro-Ject Tube Box S

Input impedance10/100/1k/2k ohms(MC)/ 47k ohms (MM)
Input capacitance50/150/270/370pF
Gain switch41/51/61dB
Signal-to-noise ratioMM (41 dB): 84dB (94dB – IEC -A)
 MC (51/61 dB): 67dB (75dB - IEC -A)
THD0,01% MM/ 0,05% MC
RIAA deviancemax. 0,4dB / 20Hz - 20kHz
Subsonic filter-12dB @ 20Hz (non switchable)
In/Out sockets1 pair RCA connectors
power consumption470mA / < 1 watt in standby
oversized power supply18Volt DC/1000mA
Dimensions (WxHxD)103 x 74 x 104 mm
 103 x 74 x 115 mm (with sockets)
face plate coloursilver or black
weight810 g net