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The Pro-Ject Tube Box DS is a precision tube phono preamplifier that benefits from outstanding circuit technology from Dr. Sykora, utilising premium components.
  • Tube assembly: 2x ECC83 (12AX7)
  • Signal-to-noise ratio: 93dBA
  • Weight: 1100g without power supply
$749.00
Brand: Pro-Ject
Model: Tube Box DS
  • The Pro-Ject Tube Box DS is a precision tube phono preamplifier that benefits from outstanding circuit technology from Dr. Sykora, utilising premium components. With this unit, a variable selection of input impedance for MC cartridges can be done while playing a record!
  • Other features include input capacitance for MM cartridges and switchable subsonic, securing your amplifier and speakers from ultra low rumble below 20Hz. All components, including tube output and polypropylene capacitors, are audiophile-grade and guarantee a breathtaking sound experience. A perfect upgrade for ambitious vinyl lovers!

• MM & MC support

• Precise RIAA equalisation

• Ultra low noise circuitry

• ECC 83 tube output stage

• Input impedance adjustment for low output MC on front

• Input capacitance adjustment in 4 steps (MM & Hi-output MC)

• Switchable subsonic filter

• Gold plated RCA sockets

• Metal casing protects against vibration and interference

• Front-sided On/Off switch

  • Tube assembly: 2x ECC83 (12AX7)
  • Input impedance for low output MC: VARIABLE 10 ohms - 1000 ohms
  • Capacitance (MM): 47pF / 147pF / 267pF / 367pF
  • Gain MM / MC: 40 / 50 / 60 dB
  • Signal-to-noise ratio: 93dBA
  • THD: < 0.1%
  • RIAA curve accuracy: within 0.5dB/20Hz - 20kHz
  • Subsonic filter: 20Hz @ 18dB/octave
  • Input / Output: RCA
  • Power supply: 18V/1000mA DC; 220 - 240V, 50Hz
  • Power consumption: max 490mA DC / < 1 watt standby
  • dimension W x H x D (D with sockets): 103 x 72 x 144 (156) mm
  • weight: 1100g without power supply