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Phono Box S2 Ultra 500 Phono Preamp - Chrome

SKU eq-1491-ttlsf

audiophile sound built w/ premium high-end components
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Lab Overview


  • premiumĀ phono preamp built w/ high-end components
  • limited anniversary edition of 500, housed in custom wood box
  • supports both MM and MC cartridges
  • uses polystyrene capacitors, a holy grail amongĀ phono preamps that delivers high end sound
  • fully discreet circuit design without OpAmps, for ultra low noise operation
  • switchable input impedance/capacitanceĀ + adjustable gain settings onĀ underside panel
  • switchable subsonic filter
  • gold plated RCA inputsĀ + outputs
  • precise split RIAA equalization
  • solidĀ metal casing offers shielding from both vibration and electromagnetic interference
  • chrome finish

"With a consistently impressive performance and the ability to handle upmarket cartridges, this is a flexible and attractive phono stage that deserves to be high on any audition shortlist at the price." -Hi-Fi Choice


  • input impedance:Ā 10 ohms, 100 Ohm/1 kOhm / 47 kOhm
  • input capacitance: 100 pF/ 220 pF
  • gain switch: 40dB / 43dB / 50dB / 53dB / 60dB / 63dB
  • THD: 0.00052%
  • subsonic switch: -18 dB @ 20 Hz
  • SNR:Ā 89 dB V (MM)
  • RIAA accuracy: <0.4 dB / 20 Hz - 20k Hz
  • input/output: RCA pair
  • Output Voltage: 18 V / 500mA DC
  • Dimensions (WHD): 4.1 xĀ 2.8 x 5.1 in. /Ā 103 x 37 x 119 mm
  • Weight: 1 lbsĀ / 510 g (without psu)


  • power supply
UPC: 9120082385060

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