Discrete, High Power Headphone Amplifier
SPECIFICATIONS
Magni 2
Frequency Response: 20Hz-20Khz, -0.1db, 2Hz-200KHz, -3dB
Maximum Power, 16 ohms: 1.8W RMS per channel
Maximum Power, 32 ohms: 1.2W RMS per channel
Maximum Power, 50 ohms: 1.0W RMS per channel
Maximum Power, 300 ohms: 260mW RMS per channel
Maximum Power, 600 ohms: 130mW RMS per channel
THD: Less than 0.003%, 20Hz-20KHz, at 1V RMS
IMD: Less than 0.004%, CCIF
SNR: Greater than 102db, unweighted, referenced to 1V RMS
Crosstalk: -70dB, 20 Hz-20KHz
Output Impedance: Less than 0.2 ohms
Gain: 1.5 (3db) or 6 (14db), selectable via rear switch
Topology: Fully discrete FET/bipolar, constant feedback through audio band, Class AB, DC coupled throughout
Protection: Standard failsafe DC power input and muting relay
Power Supply: “Wall wart” style 8VA 16VAC transformer, regulated +/- 15V railswith over 4,000uF filter capacitance
Power Consumption: 4W
Size: 5 x 3.5 x 1.25”
Weight: 1 lb
Magni 2 Uber
Frequency Response: 20Hz-20Khz, -0.1db, 2Hz-250KHz, -3dB
Maximum Power, 16 ohms: 2.1W RMS per channel
Maximum Power, 32 ohms: 1.5W RMS per channel
Maximum Power, 50 ohms: 1.2W RMS per channel
Maximum Power, 300 ohms: 320mW RMS per channel
Maximum Power, 600 ohms: 160mW RMS per channel
THD: Less than 0.002%, 20Hz-20KHz, at 1V RMS
IMD: Less than 0.003%, CCIF
SNR: Greater than 104db, unweighted, referenced to 1V RMS
Crosstalk: -70dB, 20 Hz-20KHz
Output Impedance: Less than 0.2 ohms
Gain: 1.5 (3db) or 6 (14db), selectable via rear switch
Preamp Output: Yes, controlled by volume pot and switched via headphone jack
Topology: Fully discrete FET/bipolar, constant feedback through audio band, complementary VAS drive, Class AB, DC coupled throughout
Protection: Standard failsafe DC power input and muting relay
Power Supply: “Wall wart” style 24VA 14VAC transformer, regulated +/- 16V rails, with over 6,000uf filter capacitance
Power Consumption: 5W
Size: 5 x 3.5 x 1.25”
Weight: 1 lb
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