VOID Acoustics Bias Q2+ | 4800W 4-Channel Amplifier with DSP and AES67

High-Power, Flexible Amplifier with DSP and AES67 Networking

The Void Acoustics Bias Q2+ is a 4800W four-channel amplifier designed for maximum flexibility and efficiency. With 1200W per channel at 8Ω and advanced DSP capabilities, the Bias Q2+ is perfect for mission-critical applications such as touring, large-scale venues, and permanent installations. The amplifier offers a full suite of DSP tools, including delay, EQ, input trim, gain, and polarity control. With Smart Rails Management (SRM) technology, the Bias Q2+ maximizes system efficiency while drastically reducing power consumption and thermal dissipation.

Void Acoustics Bias Q2+ Competitive Differences

• 4 x 1200W output at 8Ω, 1500W at 2Ω, and 2400W bridged at 8Ω
• Designed to operate with Lo-Z (2Ω) and 70V/100V distributed lines
• Full DSP control with ArmoníaPlus software, including Void speaker presets
• SRM (Smart Rails Management) technology for reduced power consumption
• Low thermal dissipation, reducing the need for external cooling devices
• AES67 digital audio networking with 4 input channels and routing capabilities
• Reliable operation with mission-critical systems such as fire alarms and UPS connections

Void Acoustics Bias Q2+ Description

The Void Acoustics Bias Q2+ amplifier is designed to deliver exceptional power and sound quality with minimal energy consumption. With its 4800W output (1200W per channel at 8Ω), this 4-channel amplifier provides versatile operation with both low-impedance and high-impedance (70V/100V) distributed line systems, allowing it to be used in a wide range of applications, from concert tours to installed sound systems. The Bias Q2+ features a full suite of DSP tools via ArmoníaPlus control software, allowing for detailed control over delay, EQ, input trim, gain, and polarity. Additionally, the amplifier includes Void speaker presets with FIR filters and limiters for optimal performance. Smart Rails Management (SRM) technology ensures maximum efficiency, reducing power consumption across any load or usage condition, while the low thermal dissipation reduces the need for external cooling devices. The Bias Q2+ also supports AES67 digital audio networking, offering high-quality, low-latency signal routing. This amplifier is ideal for mission-critical applications, featuring a robust power supply that remains reliable even when connected to an uninterruptible power supply (UPS). Its lightweight and compact design, combined with its energy efficiency, makes it easy to install and maintain in any environment.

Void Acoustics Bias Q2+ Features

• 4 x 1200W at 8Ω, 4 x 1500W at 2Ω, and 2400W bridged at 8Ω
• Supports Lo-Z (2Ω) and 70V/100V distributed line systems
• Full DSP suite with delay, EQ, input trim, gain, and polarity control
• Void speaker presets with FIR filters and limiters
• SRM (Smart Rails Management) technology for reduced power consumption
• AES67 networking with 4 digital input channels
• Mission-critical operation with UPS and fire alarm systems
• Low thermal dissipation for energy-efficient cooling
• Compact design with Phoenix and SpeakON connectors

Void Acoustics Bias Q2+ Specifications

• Output Power:
  • 4 x 1200W at 8Ω
  • 4 x 1500W at 2Ω
  • 2400W bridged at 8Ω
  • 1200W at 70V/100V distributed lines
• Frequency Response: 20 Hz - 20 kHz ±0.5 dB
• Gain: 26 dB, 29 dB, 32 dB, 35 dB selectable
• Input Sensitivity: 4.9 Vrms @ 8Ω
• Max Input Level: 20 dBu
• Impedance: 20 kΩ balanced
• THD+N: < 0.1%
• Crosstalk: -70 dB at 1 kHz
• DSP: 24 Bit converters @ 48 kHz, 125 dB dynamic range
• Latency: 2.5 ms fixed
• Delay: 2 s (input) + 100 ms (output)
• Power Supply: Universal regulated switch mode with PFC, 100-240V
• Cooling: Fan, variable speed, front-to-rear airflow
• Dimensions: 19.0 x 1.75 x 14.1 in (483 x 44.5 x 358 mm)
• Weight: 15.4 lbs (7 kg)