MoFi Electronics MasterPhono

Sale price$8,495.00

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Color: Walnut


MoFi Electronics MasterPhono

The MoFi Electronics MasterPhono is a high-quality, discrete phono amplifier designed by Peter Madnick for unmatched flexibility and silent operation. Featuring fully balanced input/output, a shielded internal power supply, and programmable resistance and gain, MasterPhono delivers an accessible, highperformance experience without artificial coloration, staying true to the original master tape sound.


Input: Current mode & Voltage mode,
balanced and unbalanced
Gain: Selectable gain for MM or MC 40db,
50db, 60db, 70db
THD: 10mV@1KHZ MM low: 0.005% A-Weighted
10mV@1KHZ MM high: 0.005% A-Weighted
1mV@1KHZ MC low: 0.010% A-Weighted
1mV@1KHZ MC high: 0.013% A-Weighted
Loading: 15 Ohms, 30 Ohms, 50 Ohms, 75 Ohms,
100 Ohms, 500 Ohms, 1K Ohms, 10K
Ohms, 47K Ohms+150pF, & “Custom”
Output Impedance: Balanced: 230 Ohm,
Unbalanced: 115 Ohms
Max Output: @1% THD, 10 Volts RMS
RIAA Accuracy: +/- 0.05db
Frequency Response: 10Hz – 50KHz +/- 0.20db
S/N ratio (20Hz-20KHz):
Balanced MM: 85db, 93db
Balanced MC: 81db, 85db
Unbalanced MM: 75db, 83db
Unbalanced MC: 69db, 75db

  • Fully discrete from input to output
  • Single ended RCA and Balanced XLR output
  • Switchable Gain 40db/50db/60db/70db
  • Passive RIAA using NOS polystyrene and polypropylene film/foil capacitors
  • Standard signal input via RCA & XLR (Voltage Input)
  • 10 position loading adjustment, including "Custom" via RCA plug
  • "Current input" via RCA or XLR for low source-impedance phono cartridges
  • Stereo/mono switch, High pass filter switch
  • Left and Right meters for output monitoring and calibration purposes
  • Cascaded voltage regulation stages for lowest noise
  • Dual-chassis construction isolates power supply and audio circuits separately
  • Software upgradable via USB to add new updates and features
Weight & Dimensions

Dimensions: 17.5” x 3.5” x 15.75”
Weight: 15 lbs