Headphone Amplifiers
Feliks Audio Echo Classic
The Echo Classic is a vacuum-tube headphone amplifier from Feliks Audio with a 6.3mm headphone output, positioned as the entry-level model in the company's tube amplifier range. It ships with driver and power tubes and is offered in 230V and 120V versions.
Specifications
| Frequency response | 15 Hz – 45 kHz |
| Input impedance | 100 kΩ |
| THD | 0.4% |
| Dimensions (W × H × D) | 268 × 118 × 217 mm |
| Weight | 3.5 kg |
As stated by the manufacturer — not community data.
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