Do you have a question about the Eico HF-81 and is the answer not in the manual?
Highlights the key features and capabilities of the EICO Model HF-81 amplifier.
Steps for testing individual tube stages for proper function and voltage/resistance.
Instructions for ensuring correct speaker phasing for optimal audio performance.
Step-by-step guide for assembling the amplifier wiring and components.
Highlights the key features and capabilities of the EICO Model HF-81 amplifier.
Steps for testing individual tube stages for proper function and voltage/resistance.
Instructions for ensuring correct speaker phasing for optimal audio performance.
Step-by-step guide for assembling the amplifier wiring and components.
| Type | Integrated Tube Amplifier |
|---|---|
| Frequency Response | 20 Hz - 20 kHz |
| Total Harmonic Distortion | 1% |
| Output Impedance | 4, 8, 16 ohms |
| Tubes Used | 12AX7, 12AU7, EL84 |
| Power Output | 14 watts per channel |
| Tube Complement | 4 x EL84 |