JBL 18-inch Dual Cinema Subwoofer, 1200W Professional VGC™ Technology, Delivers Amazing Low-Brewness for an Unforgettable Cinematic Experience, Model 4642A

Subwoofer amplifier JBL 18-inch Professional Dual Stereo System, 1200W, Amazing Low-Earth Sound with VGC™ Technology for an Unforgettable Cinematic Experience, Model 4642A

• A subwoofer amplifier The JBL 4642A is one of the most powerful professional subwoofer systems in the world of cinematic sound, designed to deliver deep and impactful performance in low frequencies down to 22 Hz.
• The system features two 18-inch (460 mm) woofer units that utilize Vented Gap Cooled™ (VGC™) technology to ensure optimal cooling and precise vibration control.
• The subwoofer amplifier is specifically designed to enhance sound in professional cinemas and high-power audio systems, making it ideal for modern cinematic audio applications in both analog and digital audio tracks.
• The system is also certified by Lucasfilm, Ltd. for installation in THX® theaters, confirming its commitment to the highest global performance standards in cinematic sound.

Technical description:

• The 4642A subwoofer amplifier is based on a two-way Bass-Reflex design that enables a super-clear frequency response that extends up to 20 Hz.
• The system contains two 2241H VGCTM high-endurance speakers with up to 1200 watts continuous and 2400 watts program, delivering an amazing sound pressure of up to 131 decibels.
• The system provides a flat response to low frequencies without distortion thanks to the Symmetrical Field Geometry™ (SFGTM) magnet architecture, which reduces second and third-order distortion and maintains bass clarity even at the highest volume levels.

Technical specifications:

• Frequency range (±3 dB): 22 Hz – 100 Hz
• Frequency range (-10 dB): 20 Hz – 500 Hz
• Continuous Endurance (AES): 1200W
• Continuous program power: 2400 watts
• Maximum power (Peak Power): 4800 watts
• Nominal resistance: 4 ohms (2 x 8 ohms)
• Minimum resistance: 3.2 ohms
• Sensitivity: 100 dB (1 watt @ 1 meter)
• Maximum sound pressure (SPL): 131 dB
• System type: Direct Radiator, Bass-Reflex Enclosure
• System components: 2 x 18-inch (460 mm) 2241H VGCTM
• Magnetic design: SFG™ Symmetrical Field Geometry
• Material: High-density wood with professional acoustic treatment
• Dimensions (Height x Width x Depth): 762 x 1219 x 610 mm (30 x 48 x 24 inches)
• Net weight: 98 kg (216 lbs)
• Connections: Barrier Strip Screw Terminals
• Accreditation: THX® Certified

Key features:

• Dual high-power subwoofers deliver exceptional bass performance for professional cinematic applications.
• A deep frequency response up to 20 Hz gives the audio experience amazing depth and realism.
• VGC™ improved cooling technology increases performance stability and reduces heat generation in audio coils.
• Very low distortion thanks to the SFG™ symmetrical magnet architecture
• Dual Bass-Reflex design to ensure balanced distribution of sound pressure
• Certified by THX® and meets the highest global audio quality standards.
• A strong and robust structure ideal for installation behind cinema screens or in large systems.
• High endurance up to 4800W peak for professional performance without loss of quality

Product summary:

• The JBL 4642A subwoofer offers an amazing bass sound experience that puts it at the forefront of professional cinematic subwoofer systems.
• It was carefully designed to provide a deep, balanced low-frequency sound ideal for THX® cinemas, making it a preferred choice for engineers and designers looking for power, clarity, and reliability all at once.

Additional features:

• It can be used with Dolby Atmos® and DTS:X® systems.
• Consistent performance even during long and continuous operation
• Internal design prevents excessive noise and vibrations.
• Compatible with JBL ScreenArray® speaker systems
• Ideal for distributing sound evenly in large halls

Applications used for the product:

• Professional and THX® certified cinemas
• Large, multi-channel showrooms
• Film editing and production studios
• High-performance luxury home theater systems
• Event halls that require a deep, stable bass sound

Summary and final advice:

• If you're looking for a powerful dual subwoofer amplifier that delivers true cinematic performance to THX® standards, then The JBL 4642A subwoofer amplifier is the perfect choice.
• It gives you an immersive audio experience that extends to the lowest frequencies, with a solid build and advanced cooling technologies that ensure stable performance for years of professional use.