AUDISON 4-CHANNEL 360W CLASS D AMPLIFIER

SR 4 is a DYNAB four-channel amplifier, perfect for driving Front/Rear, Front/Sub or as part of a multi-channel system, with independent, fully configurable, by-passable crossover sections.

• Fully by-passable crossover FILTERS
• Removable panel to hide and protect controls
• Monoblock aluminium heatsink construction
• Fanless convection cooling system
• Strip fuse located on the control panel for easy replacement
• 6 Connections: Power supply terminals accepts 7 mm diameter (4 AWG) cable, Speaker terminals accepts 4.5 mm diameter (8 AWG) cables, Hi Level speaker and remote turn-on terminals equipped with removable connectors with screw fastening
• 24dB low-pass filter when used in 3-channel configuration
• Dual range high-pass filter (50Hz÷500Hz / 500Hz÷5kHz) for multi-channel configurations
• Nominal power (RMS) @12 VDC; 1% THD :
• 4 Ch @ 4 Ω 45 W x 4
• Output power (RMS) @14.4 VDC; 1% THD:
• 4 Ch @ 4 Ω 65 W x 4
• 4 Ch @ 2 Ω 90 W x 4
• 3 Ch @ 4 Ω 60 W x 2 + 190 W x 1
• 2 Ch @ 4 Ω 175 W x 2
• Dimensions: WxHxD (inches) 8”7/16 x 2”1/8 x 16”1/16

Power Supply:

• Power supply voltage: 11÷15 VDC
• Idling current: 0.7 A
• Switched off: <0.01 mA
• Remote IN voltage: 7÷15 VDC (1 mA)
• Remote OUT voltage: 11÷15 VDC (15 mA)
• Internal fuse (AFS): 30 A
• Consumption @ 14.4 VDC, 2 Ω,
• Max Musical Power: 24 A

Amplifier Stage:

• Distortion - THD (1 kHz @ 4 Ω): 0.08 %
• Bandwidth (-3 dB): 15 ÷ 50k Hz
• S/N ratio (A weighted, 1 V): 104 dB
• Damping factor (1 kHz @ 4 Ω): 110
• Input sensitivity (PRE IN): 0.3 ÷ 5 VRMS
• Input sensitivity (Speaker In): 1 ÷ 15 VRMS
• Input impedance (PRE IN): 15 kΩ
• Input impedance (Speaker In): 100 Ω
• Load impedance (Min): 4 Ch 2 Ω | 2 Ch 4 Ω