Review: Arcam Alpha 5 integrated amplifier | Gramophone
 
Specification
Output power: (20Hz-20kHz at 0.5% THD) 40W, both channels into 8 ohms.
Total harmonic distortion: (30W into 8 ohms at 1kHz) 0.01% typical. 
Tone controls (typical variation) ±3dB at 100Hz and 10kHz.
Crosstalk: -70dB at 1kHz.