QTX Q480 2 x 240W Stereo Power Amplifier

Reliable & Versatile 2 x 240W Stereo Power Amplifier With Multiple Input & Output Options For Venues, DJs & Performers – QTX Q480.

The QTX Q480 is a dependable 2 x 240W stereo power amplifier designed for accurate and reliable service across venues, DJ setups and live performance applications. Rack mountable in a standard 19" 2U space, it offers a significant step up in power over the Q240 while retaining the same versatile and practical connectivity, making it well suited to larger venues and applications where greater amplifier headroom is required. Inputs are provided via 6.3mm jack and RCA connectors, while outputs are available across SPK connectors, 6.3mm jack and 4mm binding posts — giving operators the flexibility to connect a broad range of speaker cabinets and systems without the need for adapters. Fan cooling ensures reliable continuous operation during extended use.

With a signal-to-noise ratio of greater than 98dB, a full frequency response of 20Hz–20kHz and THD of less than 0.5%, the Q480 delivers clean and accurate audio reproduction across a wide variety of applications. An input sensitivity of 775mV at 10k Ohms ensures compatibility with most mixer and source outputs, making the Q480 a powerful and no-nonsense workhorse amplifier for professional use.

Versatile Input & Output Connectivity

The Q480 is equipped with both 6.3mm jack and RCA inputs, ensuring compatibility with a wide range of mixers, media players and source devices without the need for additional adapters. On the output side, SPK connectors, 6.3mm jack sockets and 4mm binding posts are all provided for both left and right channels, offering the flexibility to connect virtually any passive speaker cabinet or system. This breadth of connectivity makes the Q480 a particularly practical choice for venues and operators working with mixed or legacy equipment.

Reliable High-Power Performance For Continuous Use

Built as a stereo workhorse, the Q480 is designed for dependable long-term service in demanding environments. Delivering 2 x 240W maximum power at 4 Ohms, it provides substantially more headroom than the Q240, making it the preferred choice for larger rooms, outdoor events and applications where higher output levels are required. Fan cooling maintains safe operating temperatures during extended sessions, and the robust 19" 2U rack-mount format ensures secure and organised installation in any standard rack setup.

Straightforward Integration Into Any System

With an input sensitivity of 775mV at 10k Ohms and a frequency response of 20Hz–20kHz, the Q480 integrates seamlessly with most professional mixers and audio systems. The standard IEC power connection and familiar rack-mount format make installation and setup straightforward, whether deployed as part of a permanent venue installation, a mobile DJ rig or a live performance setup.

KEY FEATURES: QTX Q480 2 x 240W Stereo Power Amplifier

• High-Power Stereo Amplifier: 2 x 240W maximum output with substantial headroom for larger venues and demanding applications.
• Multiple Input Options: 6.3mm jack and RCA inputs for broad compatibility with mixers and source devices.
• Multiple Output Options: SPK connectors, 6.3mm jack and 4mm binding posts for flexible speaker connectivity.
• Fan Cooled: Maintains safe operating temperatures for reliable continuous use during extended sessions.
• 19" Rack Mountable: Standard 2U rack-mount format for secure installation in any professional rack setup.
• High Signal-To-Noise Ratio: >98dB S/N ratio for clean and accurate audio reproduction.
• Low Distortion: THD <0.5% for faithful signal reproduction across the full frequency range.
• Full Frequency Response: 20Hz–20kHz for accurate and balanced audio performance.
  

Download the user manual here