SINGLE-ENDED TRIODE OTL HEADPHONE AMPLIFIER
SPECIFICATIONS
Frequency Response: 20Hz-20Khz, -0.1db, 2Hz-400KHz, -3dB
Maximum Power, 50 ohms: 100mW
Maximum Power, 300 ohms: 420mW
Maximum Power, 600 ohms: 210mW
THD: Less than 0.2%, 20Hz-20KHz, at 1V RMS, high gain mode (worst case)
IMD: Less than 0.25%, CCIR at 1V RMS, high gain mode (worst case)
SNR: More than 96db, A-weighted, referenced to 1V RMS
Crosstalk: Less than -74dB, 20Hz-20KHz
Output Impedance: 30 ohms
Topology: Class-A single-ended triode, no overall feedback, noninverting, single voltage gain stage
Tube Complement: 6N1P dual triode input, 6N6P dual triode output, 1 each per channel. 6N1Ps rollable to 6DJ8, E88CC, 6922, 6BZ7, and similar types.
Power Consumption: 40W
Size: 9 x 6.75 x 3.25”
Weight: 7 lbs
All measurements made on a Stanford Research SR1+ Audio Analyzer