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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, high- performance experience without artificial coloration, staying true to the original master tape sound.Read More
MasterPhono Highlights: • 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
Input: Gain: THD: Loading: Output Impedance: Max Output: RIAA Accuracy: Frequency Response: S/N ratio (20Hz-20KHz): A-Weighted Dimensions: Weight: Current mode & Voltage mode, balanced and unbalanced Selectable gain for MM or MC 40db, 50db, 60db, 70db 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 15 Ohms, 30 Ohms, 50 Ohms, 75 Ohms, 100 Ohms, 500 Ohms, 1K Ohms, 10K Ohms, 47K Ohms+150pF, & “Custom” Balanced: 230 Ohm, Unbalanced: 115 Ohms @1% THD, 10 Volts RMS +/- 0.05db 10Hz – 50KHz +/- 0.20db Balanced MM: 85db, 93db Balanced MC: 81db, 85db Unbalanced MM: 75db, 83db Unbalanced MC: 69db, 75db 17.5” x 3.5” x 15.75” 15 lbs