Millett Hybrid 12AE6A + Diamond Buffer

RightMark Audio Analyzer test


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

13.5V tube bias, 25mA buffer bias, 33 ohm load




Summary

Frequency response (from 40 Hz to 15 kHz), dB: +0.05, -0.17Very good
Noise level, dB (A): -90.2Very good
Dynamic range, dB (A): 89.6Good
THD, %: 0.547Poor
IMD + Noise, %: 0.512Poor
Stereo crosstalk, dB: -74.1Good
IMD at 10 kHz, %: 0.597Poor

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-0.17, +0.05




Noise level

Spectrum graph


Parameter Left Right
RMS power, dB:-85.9-85.0
RMS power (A-weighted), dB:-90.2-89.6
Peak level, dB FS:-70.1-69.2
DC offset, %:-0.00-0.00




Dynamic range

Spectrum graph


Parameter Left Right
Dynamic range, dB:+85.6+85.5
Dynamic range (A-weighted), dB:+89.9+89.6
DC offset, %:-0.00-0.00




THD + Noise (at -3 dB FS)

Spectrum graph


Parameter Left Right
THD, %:0.63420.5469
THD + Noise, %:0.63430.5470
THD + Noise (A-weighted), %:0.82660.7128




Intermodulation distortion

Spectrum graph


Parameter Left Right
IMD + Noise, %:0.58690.5124
IMD + Noise (A-weighted), %:0.36500.3160




Stereo crosstalk

Spectrum graph


Parameter L <- R L -> R
Crosstalk at 100 Hz, dB:-71-69
Crosstalk at 1 kHz, dB:-72-73
Crosstalk at 10 kHz, dB:-71-70




IMD (swept tones)

Spectrum graph


Parameter Left Right
IMD + Noise at 5 kHz, %:0.69080.5991
IMD + Noise at 10 kHz, %:0.69130.5992
IMD + Noise at 15 kHz, %:0.68410.5926

This report was generated by RightMark Audio Analyzer 5.5