Opel Astra, as a mid-to-high-end family car, inherits Germany's world-renowned car-making technology and provides excellent driving performance on the basis of sporty design, which can provide the performance, styling and control that drivers really need Function is an advocate of pragmatism. The users of the car demanded that the sound is practical and put forward higher requirements for sound quality.
Sound configuration
Host
Alpine CDA-7998
1.3DIN phantom panel, 3 sets of front-level output (4V voltage), can be connected to control Ai-Net bus CD changer, graphical biological enzyme display technology, fast search track buttons and operation interface, support MP3, WMA format files, 6 Channel digital time correction, 5-band digital parametric equalizer, 6-position slope adjustable electronic crossover, bass level control, bass phase selector, black screen noise reduction, MediaXpander media expansion, i-personalize network personalization settings, equipped wireless remote.
This host is a classic model of Alpine single-disc CD host, with a stable black body, which can be hidden into the panel inside the host by electronic control. The panel size is 130% of the ordinary panel. Most of the control buttons are located on the left side of the fuselage, and the knob-type volume control is ergonomically designed. Graphical bio-enzyme luminous display technology is lively, clear and stable.
Multi-channel digital audio processor
Alpine PXA-H700
Alpine PXA-H700 using Dolby Surround technology can make car audio with accurate sound localization and advanced 5-channel playback system to achieve realistic surround sound effect in mobile environment, and use shocking acoustic effects to convert car audio Pushed to a new height.
Power amplifier
One K, CKE 600.4 four-way power amplifier, one Laifu 500S subwoofer amplifier
Through these 2 power amplifiers, the entire sound system can get incredible results.
speaker
The front sound field is the MBQPCE216 set of speakers, and the metal bracket of the coaxial tweeter used by MBQ's P series speakers. This bracket system provides a variety of installation directions for the tweeter. You can position the tweeter in three different types according to special installation needs Direction to achieve the best acoustic reflection effect; the metal tweeter shell is used to enhance the heat dissipation capacity; the light bulb device can absorb excess energy and avoid overloading the tweeter; the paper basin with wet powder coating technology can be removed Excessive harmonics outside the bandwidth to avoid distortion; paper cones using composite materials can effectively remove the excess energy generated by the voice coil.
Subwoofer
1 German MBQ DWE254 subwoofer
Equipment installation
The Alpine CDA-7998 host was installed at the location of the original car audio, and the Alpine H700 multi-channel digital audio processor was installed at the position displayed by the original car clock on the upper part of the host. Among them, the tweeter is installed on the A column near the instrument panel using a specially made small mold, and wrapped with special materials; when the mid-bass speaker is installed, a box is specially made and installed under the front door . The two power amplifiers are installed on their backs according to the size and the size of the rear seat of the original car. The subwoofer is placed in the luggage compartment through a specially made box. As for the connection between the power amplifier and the speakers, KICKER600, 4 four-way amplifiers are used to push the tweeters and mid-bass speakers of the front door speakers, and the ultra-low speakers are driven by the Laifu 500S. Because this system only installs the front sound field MBQPCE2 under 6 sets of speakers In order to ensure a good sound effect, it took a lot of effort during installation.
Although this system is only equipped with front door speakers and ultra-low speakers, the sound field effect is still very good through the special design and layout of the technicians, and it is no problem to play popular songs, rock and various music.
This Computer Speaker is powered by USB interface on computers or laptops, plug and play, save energy. 3W output brings you high-quality clear binaural sound. Lightweight and portable design makes you can hold it with single hand, save space on the desk. Made of ABS and TPU, which makes this speaker durable and firm. Believe it is a great companion for your computer and laptop.
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SHENZHEN HONK ELECTRONIC CO., LTD , https://www.honktech.com