3
Phono Preamplifier Specifications
Gain 1kHz MM: 35.4dB (Installed)
Gain 1kHz MC: 55.1dB (Please contact suppor t to configure for MC)
Termination impedance, MM gain resistive: 47kohm, via synthetic cooled termination
Equivalent temperature of 47kohm input termination, midband: <20 degrees Kelvin
Termination impedance, capacitive: 200pF on board
Termination impedance, MC gain resistive: installed on input pads per car tridge requirements
EQ characteristic: RIA A standard
Infrasonic filter: second-order ma ximally-flat , -3dBr at 13Hz
Line-level output resistance: 49.9 ohms, unmuted
Overload margins: > 32dB at any frequency from 20Hz to 20kHz,
based on reference levels of 5mV rms at 1kHz, 500uV rms at 20Hz, 50mV rms at 20kHz
Output noise, MM gain, at various analyzer filter bandwidths and 75 ohm generator Z:
22Hz to 22kHz: 22uV rms
100Hz to 22kHz: 12uV rms
400Hz to 22kHz: 8.6uV rms
Output noise, MC gain, 10 ohm generator Z:
22Hz to 22kHz: <220uV rms
100Hz to 22kHz: <120uV rms
400Hz to 22kHz: <86uV rms
Power consumption from mains input , preamp only enabled: <8W
Distor tion at noise-versus-distor tion inflection point: <0.001%