The auditory revolution of the new generation of cars: the new Camry is equipped with the German 0.3 frequency system to achieve acoustic qualitative changes

The reason why professional car audio modification stores can become industry benchmarks is not only due to their profound technical accumulation and exquisite modification technology, but also inseparable from their strict screening and continuous operation of the world’s top audio brands. These international first-line brands represent the highest standards in the industry. What they provide is not only excellent product quality, but also stable and excellent sound quality performance and reliable guarantee for long-term use. Take Germany’s Ground Zero as an example. Its GZRC 165.3 SQ ATC three-way package is an active system unit born for the pursuit of the ultimate. This set of speakers, developed by the award-winning champion acoustic coach team, embodies cutting-edge acoustic concepts and stringent competition standards, aiming to restore the truest and most infectious sound. The value and charm of truly excellent brands and products can always be discovered and recognized by those riders who have a keen perception and persistent pursuit of sound quality.

The owner of the Toyota Camry who came to upgrade this time is a fan who has continuous advanced requirements for the in-car music experience. The vehicle has previously been modified with a three-way audio system of a certain brand in other stores. However, with the continuous improvement of car owners’ listening taste, the overall performance of the original system-whether in terms of sound fineness, hierarchical separation, or In terms of the openness of the sound field and accurate imaging-has gradually been unable to meet its current more stringent auditory needs. After in-depth communication and professional audition comparison, we recommended and finally determined the active upgrade scheme of the front sound field with the German zero point GZRC 165.3 SQ ATC three-way package as the core for car owners. Active split design means that each speaker unit (treble, mid-range, mid-bass) will be driven by an independent power amplifier channel, and accurate digital frequency division and adjustment will be carried out through high-performance DSP, thus obtaining unprecedented control, detail reduction and tuning freedom. The following is the detailed process record of this Camry audio in-depth modification project.

The A-pillar is the soul of the acoustic positioning of the entire front sound field. Its inverted mold and installation angle directly determine the extension of high frequencies, the density of intermediate frequencies, and the width and height of the entire sound field. After precise positioning, professional inverted mold molding and covering technology that perfectly integrates with the interior style, the final A-pillar modification effect not only ensures the best acoustic directivity, but also demonstrates superb aesthetic craftsmanship of automobile interior.

In order to ensure that the mid-woofer unit can be firmly installed and exert its due low-frequency effect, while avoiding harmful resonance with the door panel, we have tailored and installed professional high-density waterproof wooden gaskets for the door mid-woofer horn positions. This step greatly strengthens the installation foundation and improves the sound efficiency and low-frequency texture of the speaker.

Driving this active three-way system requires abundant and pure power support. We chose the Morel high-performance six-channel power amplifier. Its meticulous installation process, including stable fixation, reasonable heat dissipation space reservation, standardized power and signal wiring, and grounding treatment, all reflect the ultimate pursuit of safety, stability and sound quality purity by professional modification.

After all the hardware is installed, the whole system upgrade project has entered the most critical link that can best reflect the technical gold content-professional tuning. With the help of advanced audio analysis instruments and professional tuning software, we perform accurate time calibration, frequency equalization adjustment and crossover point setting for each channel. Through the close combination of the objective data measured by the instrument and the professional subjective listening of the tuner, the potential of the system is thoroughly stimulated, so that the final sound quality effect can not only be clearly captured by the ear, but also become “clearly visible” through the scientific data curve, truly Achieve a tailor-made personalized hearing feast.