Millett Hybrid 12AE6A + Diamond Buffer

RightMark Audio Analyzer test


Testing chain: Input -> Output
Sampling mode: 32-bit, 96 kHz

13.5V tube bias, 20mA buffer bias, 33 ohm load




Summary

Frequency response (from 40 Hz to 15 kHz), dB: +0.05, -0.16Very good
Noise level, dB (A): -90.1Very good
Dynamic range, dB (A): 89.6Good
THD, %: 0.551Poor
IMD + Noise, %: 0.516Poor
Stereo crosstalk, dB: -72.8Good
IMD at 10 kHz, %: 0.601Poor

General performance: Good




Frequency response

Spectrum graph


Frequency range Response
From 20 Hz to 20 kHz, dB-0.65, +0.05
From 40 Hz to 15 kHz, dB-0.16, +0.05




Noise level

Spectrum graph


Parameter Left Right
RMS power, dB:-85.5-85.4
RMS power (A-weighted), dB:-90.1-89.8
Peak level, dB FS:-68.9-69.5
DC offset, %:-0.00-0.00




Dynamic range

Spectrum graph


Parameter Left Right
Dynamic range, dB:+85.8+85.3
Dynamic range (A-weighted), dB:+90.1+89.6
DC offset, %:0.00-0.00




THD + Noise (at -3 dB FS)

Spectrum graph


Parameter Left Right
THD, %:0.64020.5507
THD + Noise, %:0.64040.5508
THD + Noise (A-weighted), %:0.83450.7179




Intermodulation distortion

Spectrum graph


Parameter Left Right
IMD + Noise, %:0.59170.5158
IMD + Noise (A-weighted), %:0.36830.3181




Stereo crosstalk

Spectrum graph


Parameter L <- R L -> R
Crosstalk at 100 Hz, dB:-70-70
Crosstalk at 1 kHz, dB:-72-72
Crosstalk at 10 kHz, dB:-70-70




IMD (swept tones)

Spectrum graph


Parameter Left Right
IMD + Noise at 5 kHz, %:0.69780.6032
IMD + Noise at 10 kHz, %:0.69740.6035
IMD + Noise at 15 kHz, %:0.69020.5969

This report was generated by RightMark Audio Analyzer 5.5