Audison SR 1.500 - Class D Mono Amplifier 1000W @ 1Ω with Filter
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Description
Description
Highlights
- Impressive 1000 W RMS power @ 1 ohm
- 1 ohm stable mono amplifier with integrated filter
- Compact dimensions for easy installation
- Adjustable low-pass filter 50-250 Hz @ 24 dB/Oct.
- Pre-Out with high-pass filter 50-250 Hz @ 12 dB/Oct.
- Adjustable Bass Boost from 0 to 12 dB
- Subsonic filter at 25 Hz @ 24 dB/Oct.
- Remote subwoofer volume control (-20 to +6 dB)
- Selectable ART (Automatic Remote Turn-on/off) system
- Damping factor greater than 300 for optimal subwoofer control
- High and low level inputs with adjustable sensitivity
- Adjustable phase shift from 0 to 180 degrees
Description
The Audison SR 1.500 is a 1 ohm stable mono amplifier with an integrated filter, compact dimensions, and an impressive 1000 W RMS power output. Specifically designed to drive the most demanding subwoofers, this Class D amplifier offers a perfect combination of power, control, and flexibility.
- Frequency response of 10 Hz to 500 Hz optimized for low frequencies
- Total harmonic distortion (THD) of only 0.1% @ 100 Hz and 4 ohms
- Signal-to-noise ratio of 100 dBA for clear, interference-free sound
- Adjustable input sensitivity: 0.2 to 5 V RMS (Pre-In) and 0.8 to 20 V RMS (Speaker-In)
- Power supply from 11 to 15 VDC with two 35A fuses
- Idle current consumption of only 0.8 A and 0.02 mA when off
- Remote OUT 6.5-15 VDC (150 mA) to power other equipment
- Weight of 2.23 kg for robust installation
- Operates at ambient temperatures from 0°C to 55°C
Technical Specifications
| Characteristic | Value |
|---|---|
| Number of channels | 1 |
| Class | D-Class |
| Total RMS Power | 1000 W |
| Output Power @ 4Ω | 500 W x 1 |
| Output Power @ 2Ω | 800 W x 1 |
| Output Power @ 1Ω | 1000 W x 1 |
| Minimum Impedance | 1Ω |
| Power Supply / Fuses | 11 ÷ 15 VDC / 2 x 35A |
| Operating Supply Voltage | 6.5 ÷ 17 VDC |
| Idle Current | 0.8 A |
| Idle Current (off) | 0.02 mA |
| Consumption @ 14.4 VDC, 1Ω | 40 A |
| THD Distortion @ 100 Hz, 4Ω | 0.1% |
| Bandwidth (-3 dB) | 10 Hz ÷ 500 Hz |
| S/N Ratio (A weighted @ 1 V) | 100 dBA |
| S/N Ratio CEA (ref. 1W output) | 75 dBA |
| Damping Factor | > 300 |
| Input Sensitivity Pre-In | 0.2 ÷ 5 V RMS |
| Input Sensitivity Speaker-In | 0.8 ÷ 20 V RMS |
| High Level Input | Yes |
| Low Level Input | Yes |
| Digital Input | No |
| Input Type | Pre-In / Speaker-In |
| Filtered Pre-Out | High-pass 50 ÷ 250 Hz @ 12 dB/Oct. |
| Low-Pass Filter | 50 ÷ 250 Hz @ 24 dB/Oct. |
| Phase Shift | 0 ÷ 180 degrees |
| Bass Boost | 0 ÷ 12 dB |
| Subsonic Filter | 25 Hz @ 24 dB/Oct. |
| Remote Subwoofer Volume Control | -20 ÷ +6 dB |
| Remote IN | 6.5 ÷ 15 VDC (1 mA) |
| Remote OUT | 6.5 ÷ 15 VDC (150 mA) |
| ART (Automatic Remote Turn-on/off) | 1.5 ÷ 7 VDC (selectable) |
| Adjustable Active Filter | No |
| Weight | 2.23 kg |
| Dimensions (L x W x H) | 264 x 234 x 47.5 mm |
Why choose the Audison SR 1.500
- Exceptional 1000 W power to drive the most demanding subwoofers
- Comprehensive integrated filters for total control of low frequencies
- Damping factor greater than 300 for precise control and fast subwoofer response
- Maximum flexibility with bass boost, phase shift, and remote volume control
- Simplified installation thanks to compact dimensions and multiple inputs
- Audiophile sound quality with minimal distortion and high signal-to-noise ratio
- Filtered Pre-Out for easy daisy-chaining with other amplifiers
- ART system for automatic power on/off based on audio signal
- Optimal energy efficiency with minimal idle consumption
Documentation
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