AH Series is the 70V and 100V version of the A series

By using high voltage outputs without transformers, amplifiers become lighter and very compact 

For higher flexbility options like Dante Ultimo, DSP, AVS, and ErP are available at request(Only for AD/ADH Series).


  • Amlifier disabled / Prior / Failure Status.

Model AH300.2
CHA-B(ONE Channel Drive) 70V (RMS) 300W x2
100V (RMS) 300W x2
CHA-B(All Channel Drive) 70V (RMS) 270W x2
100V (RMS) 2705W x2
Input Sensitivity(Limiter Off) 0.9-1.1V (+0/-1dBv)
Input Impedance 20KΩ balanced or 10KΩ Unbalanced
Frequrncy Respones 100Hz~15KHz (0+/-3dB)
Voltage Gain(100V) 40(+0/-0.5dB);
THD+N <0.1% (Ref. 1K 1/8 Rated Power, A-Weighted)
S/N Ratio >95dB
Crosstalk >70dB
Damping Factor >200
Protections Full short circuit, open circuit, thermal, ultrasonic, and RF protection stable into reactive or mismatched loads,
turn ON/OFF, muting, tried crowbar.
Controls Front: On/Off Power Switch, Volume channel A,B Rear: 70/100V selector
Indicators signal:2 green LED / Clip: 2 red LED / Power: green LED / Protection: 2 red LED / Prior: green/red LED
Connectors Euroblock
Power Supply  AC:110-120V or 220~240V 50/60 Hz
Dimension(W x D x H) 483 x 360 x 44mm (19.02" x 14.17" x 1.73")
Weight 5.1kg (11.24lbs)