Audison SR 1,500

Audison SR 1.500 - Mono Amplifier with 1000 W RMS and 1-Ohm Stability

The Audison SR 1.500 is a compact Class D mono amplifier that reliably powers your subwoofer. It delivers up to 1000 W RMS at 1 Ohm, operates efficiently, and can be easily integrated into OEM or aftermarket systems thanks to its high- and low-level inputs. With ART-Auto-Remote, integrated USS, and practical filters, you can achieve a clean bass upgrade – space-saving and flexible. Available at Carhifi.shop.

Technical Highlights

• 1-channel Class D mono amplifier for subwoofers
• 1-Ohm stable with up to 1000 W RMS
• High-Level (balanced) and Low-Level RCA inputs
• Integrated filters including LP 50–250 Hz, Subsonic 25 Hz, and filtered Pre-Out
• ART – automatic on/off, Remote In/Out for cascading
• Compact design for tight installation spaces

Power & Measurements

• Total Power RMS: 1000 W
• Output Power (RMS) @ 14.4 VDC, 1% THD:
  • 1 x 500 W at 4 Ohm
  • 1 x 800 W at 2 Ohm
  • 1 x 1000 W at 1 Ohm
• Minimum Impedance: 1 Ohm
• Distortion (THD) @ 100 Hz, 4 Ohm, 70% Rated Power: 0.1 %
• Bandwidth (-3 dB, 2 VRMS, 4 Ohm): 10–500 Hz
• S/N (A-weighted @ 1 V): 100 dBA
• Damping Factor: > 300
• Adjustable Crossover: No

Inputs, Outputs & Filters

• Input Types: Pre-In (RCA) / Speaker-In
• Input Sensitivity Pre-In: 0.2–5 VRMS
• Input Sensitivity Speaker-In: 0.8–20 VRMS
• Pre-Out: High-Pass 50–250 Hz @ 12 dB/Oct.
• Filter: Full / LP 50–250 Hz @ 24 dB/Oct.
• Subsonic: 25 Hz @ 24 dB/Oct.
• Phase: 0–180°
• Bass Boost: 0–12 dB
• External Subwoofer Level Control (optional, VCR-S1): -20 to +6 dB

Power Supply & Control

• Supply Voltage / Fuse: 11–15 VDC / 2 x 35 A
• Operating Voltage Range: 6.5–17 VDC
• Idling Current: 0.8 A
• Idling Current (switched off): 0.02 mA
• Consumption @ 14.4 VDC, 2 Ohm, Max Musical Power: 40 A
• Remote IN: 6.5–15 VDC (1 mA)
• Remote OUT: 6.5–15 VDC (150 mA)
• ART – Automatic Remote Turn On/Off from BTL speaker output (selectable): 1.5–7 VDC
• Digital Input: No

CEA Specifications

• Output Power @ 4 Ohm, 1% THD+N, 14.4 V: 500 W x 1
• S/N (ref. 1 W output): 75 dBA

Dimensions & Weight

• Dimension A: 264 mm
• Dimension B: 234 mm
• Dimension C: 155 mm
• Dimension D: 135 mm
• Dimension E: 47.5 mm
• Weight: 2.23 kg

Features

• Functional design with rounded corners for easy installation
• Integrated USS (Universal Speaker Simulator) for stable OEM connection
• Fully integrated crossover
• Balanced high-level inputs for OEM radios
• RCA low-level for aftermarket radios
• ART (Automatic Remote On/Off)
• Remote IN/OUT for controlling multiple amplifiers
• PRE-OUT for system expansion

Installation & Compatibility

Due to its flat design and flexible signal connection, the SR 1.500 is ideal for vehicles with limited space or for hidden installations. Whether an OEM radio with speaker output or an aftermarket head unit – the integrated filters and optional level remote control help you seamlessly integrate the subwoofer into the system.