Audio Database
Alpha 9
Commentary

An integrated amplifier integrating Arkham's technology and know-how.

The circuit has a simple and straight circuit design.
A glass fiber board is used for the circuit board.

Volume control and input switching are possible with the included wireless remote control.

There was a MC/MM phono board as an option sold separately.

Model Rating
Type Integrated amplifier
Output 70W + 70W (8 Ω)
140W (4 Ω, one channel)
Recovered frequency band Line : 3 Hz to 90 kHz ± 3 dB
Phono : 20 Hz to 20 kHz ± 0.5 dB
High frequency distortion factor 0.02% (60W, 8 Ω, 1 kHz)
Pwer 100 VAC, 50Hz/60Hz
Power consumption 550 VA (max)
External dimensions Width 430x Height 110x Depth 330 mm
Weight 6.1kg
Attachment Wireless Remote Control
Sold Separately MC/MM phono substrate (¥ 20,000)