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A150.4 / A300.4 / A500.4

A150.4, A300.4 and A500.4 are compact, light and powerful high voltage Class-D amplifiers dedicated to fixed installations. They respectively deliver 150W x 4, 270W x 4 and 480W x 4 on 4Ω loads.

  • 150W x 4 /4Ω
  • 270W x 4 /4Ω
  • 480W x 4 /4Ω
  • Amp disabled/ Prior/ Failure Status
  • Power supply options : PCF / AVS, ErP
  • Other options: DSP, Dante Ultimo

 

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A150.4, A300.4 and A500.4 are compact, light and powerful high voltage Class-D amplifiers dedicated to fixed installations. They respectively deliver 150W x 4, 270W x 4 and 480W x 4 on 4Ω loads. .At request they can be equipped with PFC or AVS (Automatic Voltage Switch) and ErP (Energy related Product) power supply. Other options are available at request like Dante Ultimo and DSP. All amplifiers feature warning information and commands, like Failure Status, Amplifier Disable, Prior and Rest Alarm for easy reporting and servicing.
MODEL A150.4 A300.4 A500.4
Power  (Both channels driven) (EIAJ) 360W x 4 450W x 4 800W x 4
(RMS) 150W x 4 270W x 4 450W x 4
(RMS) 90W x 4 150W x 4 250W x 4
Bridge Mono Mode (EIAJ) 720W x 2 900W x 2 1600W x 2
(RMS) 300W x 2 360W x 2 900W x 2
Input Sensitivity (Limiter Off) 0.9 - 1.1V (+0/-1dBv)
Input Impedance 20kΩ balanced or 10kΩ unbalanced
Frequency Response  (At 10dB below Rated Output Power) 20Hz~20kHz (+0/-1dB)
Voltage Gain 28 (+/-0.5dB) 30 (+/-0.5dB) 33 (+/-0.5dB)
THD + N  (1kHz 1/8 Rated Power, A-Weighted) <0.1%
S/N Ratio (Ref. 1kHz, A-Weighted) > 96dB
Crosstalk (Below Rated Power) > 70dB
Damping Factor (1kHz, 8W) > 200
Power/Output Circuity Switching Power Class-D
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, C, D - Rear : 8 preset modes

Indicators

POWER: 1 blue LED - PROTECTION: 4 red LED - SIGNAL: 4 green LED - CLIP 4 red LED

Connectors

Inputs: Euro block - Outputs: Euro block

Power Supply AC: 110-120V or 220~240V 50/60Hz
Dimension (W x D x H) 483 x 360 x 44 mm
Weight 4.6 kg 6.2 kg 6.3 kg

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