The GTA475 Blaupunkt 4-Channel Class AB Amplifier is designed to deliver clean, balanced audio performance across multiple speaker configurations, including 4, 3, or 2 channel setups. With up to 75W RMS per channel at 4 ohms (or 240W bridged), it offers flexible tuning options with variable crossovers, wide frequency response, and low distortion for high-quality sound reproduction in car audio systems.

Specifications

• Amplifier Class: Class AB
• No of Channel: 4/3/2
• No of PCB Layer: 2
• Max Total Power: 160W x 4
• RMS Power (4 ohms): 75W x 4
• RMS Power (2 ohms): 120W x 4
• Max Total Power Bridged (4 ohms): 240W x 2
• Frequency Response: 10Hz - 50kHz
• Signal-To-Noise Ratio: =>96dB
• Voltage Supply: 11- 16V DC
• Idling Current: 0.8A
• Gain Adjust: 200mV - 6V
• Crossover Type: Variable LPF
• Crossover Frequency (Low Pass Filter): 32Hz - 250Hz
• Crossover Frequency (High Pass Filter): 20Hz - 250Hz
• Crossover Slope: -12dB/oct
• Hi-Volt Input Level Control: 3V
• Lo-Volt Input Level Control: 200mV - 6V
• Total Harmonic Distortion: <= 0.05%
• RCA Input: 4 Channel
• Speaker Input: Yes
• Fuse: 40A x 1
• Power/Ground Terminal: Screw-Type
  Speaker Terminal: Screw-Type
  Net Weight: 2.85kg
  Dimension (W x H x D): 260 x 165 x 58.5mm