Audison SR1D Monoblock 640w

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SR 1D - Audison Monoblock 640W RMS Power Amplifier with Crossover

$399.99

($100.00 savings)

Availability: Discontinued

Condition: Brand New

Shipping: Free Shipping

Nominal power (RMS) @12 VDC; 1% THD :

4 Ch @ 4 Ω 200 W x 1

Output power (RMS) @14.4 VDC; 1% THD:

1 Ch @ 4 Ω 280 W x 1

1 Ch @ 2 Ω 460 W x 1

1 Ch @ 1 Ω 640 W x 1

Dimensions WxHxD (inches): 8”7/16 x 2”1/8 x 11”3/8

PRE-OUT pass-through from high level SPEAKERS-IN input

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

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

“D” class topology, delivering 280W at 4 ohms and 640W power at 1 ohm

Phase control switch

Selectable Subsonic Filter

Bass Boost Filter

Continuosly adjustable LO-pass 24dB

Power Supply:

Power supply voltage: 11÷15 VDC

Idling current: 1 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): 40 A

Consumption @ 14.4 VDC, 1 Ω,

Max Musical Power: 33 A

Amplifier Stage:

Distortion - THD (100 Hz @ 4 Ω): 0.3 %

Bandwidth (-3 dB): 18 ÷ 500 Hz

S/N ratio (A weighted, 1 V): 90 dB

Damping factor (100 Hz @ 4 Ω): 150

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):

1 Ch 1 Ω

Input/Filters:

Inputs Pre IN / Speaker IN

Output Pre

Filter LO-pass: 50 ÷ 500 Hz @ 24 dB/oct

Subsonic 25 Hz @ 24 dB/oct

Boost + 6 dB; + 3 dB; OFF / @ 45 Hz

Phase Control 0° - 180°

Weight: 7LB