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| Maximum Power, 32 ohms | 1500mW RMS per channel | 
| Maximum Power, 50 ohms | 1000mW RMS per channel | 
| Maximum Power, 300 ohms | 400mW RMS per channel | 
| Maximum Power, 600 ohms | 200mW RMS per channel | 
| Low Gain: | Frequency Response: 20Hz-20Khz, +/-0.02db at 300 ohms, 20Hz-20Khz, +/-0.6db at 32 ohms, -3dB at 1MHz THD: <0.008%, 20Hz-20KHz, at 1V RMS, 300 ohms IMD: <0.015%, CCIR, 300 ohms SNR: >114db, unweighted, referenced to 1V RMS Crosstalk: -90dB, 20Hz-20KHz, 300 ohms Output Impedance: 0.4 ohms | 
| High Gain: | Frequency Response: 20Hz-20Khz, +/-0.02db at 300 ohms, 20Hz-20Khz, +/-0.6db at 32 ohms, -3dB at 300kHz THD: <0.3%, 20Hz-20KHz, at 1V RMS, 300 ohms IMD: <0.5%, CCIR, 300 ohms SNR: >100db, unweighted, referenced to 1V RMS Crosstalk: -90dB, 20Hz-20KHz, 300 ohms Output Impedance: 1.8 ohms | 
| Topology | Tube voltage gain with convolved bipolar current mode inverter and discrete bipolar class A driver and Class AB output stage | 
| Protection | Delayed start and fast shut-down with muting relay | 
| Power Supply | Wall wart with 24VAC and 6VAC outputs, regulated HV and LV rails for tube and bipolar components, 6V AC heater | 
| Power Consumption | 9W | 
| Size | 5 x 3.5 x 2.75” | 
| Weight | 1 lb | 
| Warranty | Headphone Amplifier (24 Months) | 
| Tubes (90 Days) |