Feature

●Power: 400W RMS
●Frequency Range: 10Hz - 30kHz, THD: 0.1%
●Class: D, Number of Channels: (Inputs) 4, (Outputs) 4
●Signal to Noise: 100 dBA


Description

Audison AP4 D

The AP4 D amplifier was designed as an extension for the AP 4.9 bit and AP 5.9 bit amplifiers, offering 4 additional 70 W amplified channels.

Specifications

Power Supply

• Voltage: 7.5 - 15 VDC
• Idling Current: 1 A
• Switched off: <0.05 mA
• Consumption @ 14.4 VDC 2Ω Max Musical Power (without CPL): 27 A
• Remote IN: 7 - 15 VDC (1 mA)
• Fuse: 30 A

Amplifier Stage

• Distortion - THD @ 1 kHz, 4 Ω, 90% Output Power: 0.1%
• Bandwidth @ -3 dB, 2 V RMS, 4Ω: 10 - 30kHz
• S/N ratio @ A weighted, 1.5V, Max Power: 100dBA
• Damping factor @ 1 kHz, 2 VRMS, 4 Ω: 170
• Input sensitivity PRE IN: Selectable: 1.5 - 3 - 4.5 V RMS
• Input sensitivity SPEAKER IN: Selectable: 3 - 6 - 9 V RMS
• Input impedance: 15k Ω
• LOAD IMPEDANCE (MIN): 4 Ch; 2Ω. 2 Ch Bridge (1-2) (3-4); 4Ω
• Max power: 520W
• OUTPUT POWER (RMS) @ 14.4 VDC, 1% THD: 4 Ch @ 4Ω; 70W x 4, 4 Ch @ 2Ω: 130W x 4, 2 Ch - (Bridge 1/2; 3/4) @ 4Ω: 260W x 2
• OUTPUT POWER (RMS) @ 14.4 VDC, 10% THD: 4 Ch @ 4Ω; 90 W x 4, 4 Ch @ 2Ω: 180 W x 4, 2 Ch - (Bridge 1/2; 3/4) @ 4Ω: 360W x 2

Signal Connections

• PRE IN: RCA
• Speaker IN: Wired
• Mute (Energy Saving Control): Wired from AP4.9 bit / AP5.9 bit

General Requirements

• Ambient Operating temperature range: 0 °C to 55 °C (32°F to 131°F)

Size / Weight

• Max SIze (mm/in.): 198 x 45.50 x 134 / 7.8 x 1.8 x 5.27
• Weight (kg/lb): 1.33 / 2.93