Sold - Audio Research SP20 tube pre-amplifier (Used)

Audio Research SP20 tube Pre-amplifier (Used)

- A fully hybrid balanced, pure class-A preamplifier
  that use no overall loop negative feedback. 
  It’s a line and phono stages each include 
  low-noise JFET inputs and 2 x 6H30 output tube
- The phono stage provides 58dB of gain, which
  makes it compatible with most low-output MC
  cartridges 
- Tube complement: 4 x 6H30 dual triodes
- Frequency response:-
  • Line: 2Hz - 80kHz, +3dB
  • Phono: 10Hz - 20kHz, +0.1dB of RIAA
                 5Hz - 80kHz, +0.4dB
  • Headphone: 20Hz - 20kHz, +0.05dB
- THD+noise:-
  • Line: <0.003% at 2V RMS, balanced output 
  • Phono: <0.005% at 3V RMS output to Record
                Out
  • Headphone: <0.009% at 1V RMS output
- Gains:-
  • Line: 13.8dB
  • Processor: 0dB
  • Phono: 58dB at 1kHz to Record Out
- Noise:-
  • Line: <-101dBV volume at max.
  • Phono: <-77dBV to Record Out
  • Headphone: <-88dBV volume at max.
- Others info refer to:-
   https://www.stereophile.com/content/audio-research-sp20-preamplifier-specifications

- Dimensions: 19” (W) x 5.25” (H) x 16.5” (D)
- Colour: Silver
- Weight: 7.4kg
- Condition: 8.5/10, mint condition 

Selling : Sold

Payment : COD

Location : KL

Contact/Whatapps : 011 1235 9216

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