Audison SR 4.500
4-channel amplifier
/piece
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Description
Introducing the Audison SR 4.500, a 4-channel amplifier in a class of its own. This high-performance D-class amplifier offers an impressive output power of 880 W with 4×125 W per channel. To combine functionality with aesthetics, Audison has paid attention to the many small details that add up to a premium product. The SR 4.500 comes in a compact design, is easy to install and has generous heat sinks to eliminate the need for internal fans. The high-quality overall package is complemented by sophisticated controls and a versatile filter section that are suitable for any audio system configuration. These features make the Audison SR 4.500 a solid choice for anyone looking for quality and performance in a handy format.
TECHNICAL DATA
- Amplifier class D-Class
- Hi Level Input Yes
- Low Level Input Yes
- Digital input No
- Supply voltage / fuse 11 - 15 VDC / 2 x 25A
- Operating voltage of the power supply 6.5 -17 VDC
- No-load current 1.7 A
- No-load current when switched off 0.09 mA
- Power consumption @ 14.4 VDC, 2Ω, max. music power 40 A
- Remote OUT 6.5 - 15 VDC (150 mA)
- Remote IN 6.5 - 15 VDC (1 mA)
- ART - Automatic switching on and off with OUTPUT BTL loudspeaker (selectable) 1.5 - 7 VDC
AMPLIFIER SECTION
- Distortion - THD @ 100 Hz, 4Ω, 70% rated power 0.08 %
- Bandwidth A 10 Hz - 35 kHz
- S/N ratio A 105 dBA
- Attenuation factor A 200
- Input sensitivity pre-in 0.2 - 5 VRMS
- Input sensitivity Speaker-In 0.8 - 20 VRMS
- Total power RMS 880 W
- Minimum impedance
- @ 4Ch: 2Ω
- @ 3Ch: 2Ω + 2Ω + 4Ω
- @ 2Ch: 4Ω
- Output power (RMS) @14.4 VDC, 1% THD
- 4Ch 130 W x 4 (4Ω)
- 4Ch 220 W x 4 (2Ω)
- 3Ch 120 W x 2 (4Ω) + 480 W x 1 (4Ω)
- 3Ch 220 W x 2 (2Ω) + 440 W x 1 (4Ω)
- 2Ch 450 W x 2 (4Ω)
- Adjustable crossover Yes
CEA SPECIFICATIONS
- Output power @ 4Ω, 1% THD+N, 14.4 V Output power @ 4Ω, 1% THD+N, 14.4 V: 125 W x 4 Ch
- SN ratio (ref. 1W output) SN ratio (ref. 1W output): 83 dBA
INPUTS
- Input type Pre-In / Speaker-In
- Filters Outputs PRE OUT full range (Input A)
- Filter Pass A Front Ch Filters - Full Hi-pass: 50 - 3.2k Hz @ 12 dB/Oct.
- Filter Pass B Front Ch Filters - Full Lo-pass: 50 - 3.2k Hz @ 12 dB/Oct.
- Filter Pass C Rear Ch Filters - Full Hi-pass: 50 - 3.2k Hz @ 12 dB/Oct.
- Filter Pass D Rear Ch Filters - Lo-pass: 50 - 3.2k Hz @ 12 dB/Oct
- Channel Mono A/B Ch MONO IN (on/off) Yes
- Inputs/Outputs Sub CH (-20 - 6) dB
- Input/output bass boost B Ch (0 -12) dB
MORE
- Weight 2.12 kg
DIMENSIONS
- Dimension A264 mm
- Dimension B234 mm
- Dimension C155 mm
- Dimension D135 mm
- Dimension E47.5 mm
PROPERTIES
- Elegant and functional design with rounded corners to minimize space requirements and facilitate installation.
- Built-in USS (Universal Speakers Simulator).
- Fully integrated crossover.
- The optional VCR-S1 remote control allows you to adjust the subwoofer level (-20 / + 6 dB) to suit your musical preferences.
- Balanced high-level inputs for connection to the OEM speaker output of the radio
- Low-level RCA for retrofit radios
- ART (Automatic Remote On/Off) function.
- Remote IN / OUT socket for controlling several amplifiers.
- PRE-OUT enables the system to be expanded.
Download data sheet
