Genelec 8331APM Professional Studio Monitor Grey, Pair

Full Description

Accurate monitoring with point source design

The 8331APM uses Genelec’s three-way point source approach, placing the tweeter and midrange in a coaxial arrangement while positioning two woofers within the enclosure using Acoustically Concealed Woofer technology. This design ensures sound originates from a single point, giving you precise stereo imaging and phase coherence across the frequency spectrum. The result is a monitor that helps you make fast, reliable mix decisions, even during extended listening sessions.

Adaptive performance with SAM technology

The built-in Smart Active Monitor system allows the 8331APM to adapt to your room. By connecting the speaker to Genelec’s GLM software, you can automatically calibrate for level, delay, and room-related frequency anomalies. This ensures the monitor performs consistently in a variety of spaces, from small project studios to larger control rooms. The SAM system supports both analogue and digital signals, providing flexibility for different production setups.

Precision from Minimum Diffraction Coaxial driver

Genelec’s MDC driver technology minimises the diffraction issues common in coaxial designs. The midrange diaphragm, suspension, and tweeter form an integrated structure that creates a smooth surface for sound to travel, avoiding acoustic interruptions. This, combined with the Directivity Control Waveguide, delivers accurate response on and off-axis, reducing room reflections and keeping the soundstage clear and consistent. This precision ensures the tonal balance of your mix translates reliably to other listening systems.

Low-frequency control with ACW technology

The Acoustically Concealed Woofers radiate through slots at either end of the enclosure, positioned to act as a single large driver. This extends the controlled directivity of the monitor into the low frequencies, improving clarity and focus in the bass range. The design allows the 8331APM to achieve the performance of a larger monitor while keeping the cabinet size compact and suitable for smaller workspaces.

Optimised placement with Iso-Pod stand

The included Iso-Pod stand attaches directly to the enclosure, allowing up to 15 degrees of tilt for precise aiming at the listening position. Made from a specialised damping material, it isolates the monitor from vibrations that could colour the sound. This improves clarity and reduces unwanted resonances from the surface beneath the speaker, while also providing a stable base for consistent monitoring performance.

Durable and efficient enclosure design

The die-cast aluminium cabinet uses Genelec’s Minimum Diffraction Enclosure technology, with curved edges and a smooth profile that minimise unwanted diffraction. This design increases internal volume for improved bass extension while maintaining a compact footprint. Aluminium construction provides strength, natural damping, and effective heat dissipation for the internal amplifiers, ensuring long-term reliability in demanding professional use.

Circuitry protection and energy efficiency

Built-in protection circuitry monitors signal levels and prevents damage from sudden peaks or continuous overloads, maintaining reliability without affecting sound quality. The Intelligent Signal Sensing function automatically powers the monitor down to a low-consumption mode when no input is detected, then reactivates instantly when a signal returns. This reduces energy use without interrupting workflow.

Specifications

• Maximum SPL: 104dB
• Frequency Response: 45Hz - 37kHz
• Frequency Response Accuracy: +/-1.5dB (58Hz - 20kHz)
• Driver Dimensions:
  • Two Oval Woofers: 5.125'' x 2.625''
  • Coaxial Midrange MDC: 3.5''
  • Coaxial Tweeter MDC: 0.75''
• Amplifier Power:
  • Woofer: 72W
  • Midrange: 36W
  • Tweeter: 36W
• Dimensions (With Iso-Pod):
  • Height: 305mmmm / 12''
  • Width: 189mm / 7.5''
  • Depth: 212mm / 8.375''
• Weight: 6.7kg / 15lb
• Connections:
  • 1 x XLR Analog/Digital Input AES/EBU Input
  • 1 x XLR Digital AES/EBU Output
  • 2 x RJ45 Control Network