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Voice AV 5.1k
Technical Highlights
- Total power of 1650 W, impedance of 4Ω/2Ω/2Ω.
- A-Class with 75 W, AB-Class with 250 W, D-Class with 1000 W.
- Replacement of the analogue input card with a digital one is possible.
- More technical details
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Voice AV 5.1k by Audison
The Voce AV 5.1k is a 5-Channel Amplifier from Audison with a hybrid design featuring two 75 W Class A channels, two 250 W Class AB channels, and a Class D mono section with 1000 W. The total RMS power is 1650 W. Output power RMS @ 14.4 VDC, 1% THD: 75 W x 2 + 140 W x 2 + 600 W x 1 (4 Ω), alternatively 75 W x 2 + 140 W x 2 + 1000 W x 1 (2 Ω) or 75 W x 2 + 250 W x 2 (2 Ω) + 1000 W x 1 (2 Ω). Minimum impedance: 4 Ω / 2 Ω / 2 Ω. Hi Level and Low Level Input, no digital input; Pre IN / Speakers IN as well as Pre OUT Full Range. Adjustable Crossover with A: 50–5k Hz (2 ranges) @ 12 dB/oct., B: Hi 50–1k Hz / Lo 250–5k Hz @ 12 dB/oct., C: 50–150 Hz @ 24 dB/oct. ART automatic on and off with OUTPUT BTL speakers (selectable) and remote-controlled subwoofer volume from -50 to 6 dB. Bandwidth (-3 dB) A/B: 5–20k Hz, C (Sub): 7–350 Hz; Hi-Res Audio certification thanks to 4–60k Hz bandwidth. Option to replace the analog input card with a digital one. Supply voltage 11–15 VDC, Fuse 100 A, weight 7.2 kg, dimensions A 470 mm, B 399 mm, C 220 mm, D 198 mm, E 58 mm.
- 5-Channel Amplifier
- Channels: 5
- Amplifier Class: AB-Class
- Hybrid design with two 75 W Class A channels, two 250 W Class AB channels, and one 1000 W Class D channel
- Total RMS power: 1650 W
- Output power RMS @ 14.4 VDC, 1% THD: 75 W x 2 (4 Ω) + 140 W x 2 (4 Ω) + 600 W x 1 (4 Ω)
- Output power RMS @ 14.4 VDC, 1% THD: 75 W x 2 (4 Ω) + 140 W x 2 (4 Ω) + 1000 W x 1 (2 Ω)
- Output power RMS @ 14.4 VDC, 1% THD: 75 W x 2 (4 Ω) + 250 W x 2 (2 Ω) + 1000 W x 1 (2 Ω)
- Minimum impedance: 4 Ω / 2 Ω / 2 Ω
- Hi Level Input: Yes
- Low Level Input: Yes
- Digital Input: No
- Adjustable Crossover: Yes
- ART automatic on and off with OUTPUT BTL speakers (selectable)
- Option to replace the analog input card with a digital one
- Hi-Res Audio certification thanks to 4–60k Hz bandwidth
- Filters Outputs: Pre OUT Full Range
- Remote-controlled subwoofer volume: -50 – 6 dB
- Fuse: 100 A
- Weight: 7.2 kg
- Dimension A: 470 mm
- Dimension B: 399 mm
- Dimension C: 220 mm
- Dimension D: 198 mm
- Dimension E: 58 mm
- Supply voltage: 11–15 VDC
- Idle current: 3 A
- Idle current when off: 0.02 mA
- Power consumption @ 14.4 VDC, 2 Ω, maximum music power: 110 A
- Remote OUT: 12 VDC – 50 mA
- Remote IN: 7–15 VDC – 1 mA
- Distortion THD @ 100 Hz, 4 Ω, 70% rated power: A/B 0.05% | C (Sub) 0.3%
- Bandwidth (-3 dB): A/B 5–20k Hz | C (Sub) 7–350 Hz
- S/N ratio (A-weighted @ 1 V): A/B 100 dB | C (Sub) 87 dB
- Damping factor: A/B (1k Hz @ 4 Ω) 100 | C (Sub) (100 Hz @ 4 Ω) 80
- Input sensitivity Pre-IN: 0.3–5 V RMS
- Pre-IN impedance: 15k Ω
- Input sensitivity Speaker-IN: 1.4–24 V RMS
- Speaker-IN impedance: 5k Ω
- CEA output power @ 4 Ω, 1% THD+N, 14.4 V: 75 W x 2 + 140 W x 2 + 600 W x 1
- S/N ratio (ref. 1 W output), 75 W channels: 80 dBA
- S/N ratio (ref. 1 W output), 140 W channels: 80 dBA
- S/N ratio (ref. 1 W output), 600 W channel: 78 dBA
- Input types: Pre IN / Speakers IN
- Filter A (Full / Hi-Pass): 50–5k Hz (2 ranges) @ 12 dB/oct.
- Filter B (Full / Hi-Pass / Band-Pass): Hi 50–1k Hz / Lo 250–5k Hz @ 12 dB/oct.
- Filter C (Full / Lo-Pass): 50–150 Hz @ 24 dB/oct.

