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Where to Buy and How Much Do the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 Cost?



Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9: A Review




If you are looking for a way to improve the sound quality of your factory stereo system without replacing it, you might be interested in the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9.




alpine pxe-h660 pxe-H650 Imprint Audyssey MultEQ V2.2.9



These are system integration audio processors that can process the output of your factory stereo and add preamp outputs for amplifiers and subwoofers.


They also feature a sound tuning technology called Imprint Audyssey MultEQ V2 .2.9, which uses a microphone to measure the frequency response and time alignment of your speakers and applies a 512-band equalizer and time correction to optimize the sound.


In this article, we will review the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 and answer some common questions about them.


What are the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9?




The Alpine PXE-H660 and PXE-H650 are system integration audio processors that can enhance the sound quality of any factory stereo system.


The Alpine PXE-H660 and PXE-H650 are system integration audio processors




A system integration audio processor is a device that can process the output of your factory stereo and add preamp outputs for amplifiers and subwoofers.


This allows you to create a full car audio system without replacing your factory stereo, which may have features that you want to keep, such as navigation, steering wheel controls, or backup camera.


The Alpine PXE-H660 and PXE-H650 are compatible with most factory stereo systems, including those with digital or analog signals, high or low voltage outputs, or fixed or variable volume controls.


They also retain the use of your factory stereo's volume knob, so you don't need to install a separate controller for your amplifiers and subwoofers.


The Imprint Audyssey MultEQ V2.2.9 is a sound tuning technology




A sound tuning technology is a technology that can adjust the sound of your car audio system to match your vehicle's acoustics and your personal preferences.


The Imprint Audyssey MultEQ V2.2.9 is a sound tuning technology that uses a microphone to measure the frequency response and time alignment of your speakers in different positions in your vehicle.


It then applies a 512-band equalizer and time correction to each speaker channel to optimize the sound for your listening position.


The Imprint Audyssey MultEQ V2.2.9 can eliminate the effects of speaker placement, cabin reflections, seat materials, road noise, and other factors that can degrade the sound quality in your vehicle.


It can also create a more balanced and natural sound stage, with improved clarity, detail, imaging, and bass response. Why do you need the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9?




You may need the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 if you are not satisfied with the sound quality of your factory stereo system and want to customize the sound to your vehicle's acoustics and your personal preferences.


To improve the sound quality of your factory stereo system




Many factory stereo systems have poor sound quality, especially in the low and high frequencies, due to the limitations of the factory speakers, amplifiers, and equalizers.


The Alpine PXE-H660 and PXE-H650 can improve the sound quality of your factory stereo system by adding preamp outputs for amplifiers and subwoofers, which can deliver more power and bass to your speakers.


They can also improve the sound quality of your factory stereo system by using the Imprint Audyssey MultEQ V2.2.9 to correct the frequency response and time alignment of your speakers, which can eliminate distortion, interference, and phase issues that can affect the sound quality in your vehicle.


To customize the sound to your vehicle's acoustics and your personal preferences




Every vehicle has different acoustics, depending on the shape, size, materials, and features of the cabin. These acoustics can affect how the sound waves from your speakers interact with each other and with your ears.


The Alpine PXE-H660 and PXE-H650 can customize the sound to your vehicle's acoustics by using the Imprint Audyssey MultEQ V2.2.9 to measure the frequency response and time alignment of your speakers in different positions in your vehicle and apply a 512-band equalizer and time correction to each speaker channel to optimize the sound for your listening position.


You may also have different preferences for how you want your sound to be, depending on your music genre, mood, or taste. You may want a more flat or reference sound, or a more boosted or enhanced sound.


The Alpine PXE-H660 and PXE-H650 can customize the sound to your personal preferences by allowing you to choose between a manual or automatic tuning mode, a reference or flat target curve, and a user interface software for PC that lets you adjust the settings as desired. How do the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 work?




The Alpine PXE-H660 and PXE-H650 work by processing the output of your factory stereo and adding preamp outputs for amplifiers and subwoofers, and by using the Imprint Audyssey MultEQ V2.2.9 to measure and optimize the sound of your speakers.


The Alpine PXE-H660 and PXE-H650 process the output of your factory stereo and add preamp outputs for amplifiers and subwoofers




The Alpine PXE-H660 and PXE-H650 are connected to your factory stereo via speaker-level or line-level inputs, depending on the type of output your factory stereo has.


They then convert the signal to a digital format and process it with a 24-bit digital-to-analog converter (DAC) and a 3-band parametric equalizer (EQ).


The 3-band parametric EQ allows you to adjust the bass, midrange, and treble frequencies of the signal, as well as the level, bandwidth, and frequency of each band.


The processed signal is then sent to 7-channel preamp outputs, which are labeled as front left, front right, rear left, rear right, center, subwoofer 1, and subwoofer 2.


You can connect these preamp outputs to external amplifiers and subwoofers, which can deliver more power and bass to your speakers.


You can also adjust the gain, polarity, high-pass filter (HPF), and low-pass filter (LPF) of each preamp output, as well as the crossover frequency and slope of the HPF and LPF.


The HPF and LPF allow you to filter out the unwanted frequencies from each speaker channel, such as the low frequencies from the tweeters or the high frequencies from the subwoofers.


The crossover frequency and slope determine the point and rate at which the HPF and LPF take effect.


The Imprint Audyssey MultEQ V2.2.9 uses a microphone to measure the frequency response and time alignment of your speakers and applies a 512-band equalizer and time correction to optimize the sound




The Imprint Audyssey MultEQ V2.2.9 is a sound tuning technology that uses a microphone to measure and optimize the sound of your speakers.


You need to connect the microphone to your PC via a USB cable, and place it in different positions in your vehicle, such as the driver's seat, the passenger's seat, or the center console.


You then need to run the tuning software on your PC, which will communicate with the Alpine PXE-H660 or PXE-H650 via a USB cable.


The tuning software will generate test tones from each speaker channel and record them with the microphone.


It will then analyze the frequency response and time alignment of each speaker channel in each microphone position, and calculate a 512-band equalizer (EQ) and time correction for each speaker channel.


The 512-band EQ allows you to adjust the level of each frequency band from 20 Hz to 20 kHz, with a resolution of 1/12 octave.


The time correction allows you to adjust the delay of each speaker channel, so that the sound waves from each speaker reach your ears at the same time.


The tuning software will then apply the EQ and time correction settings to the Alpine PXE-H660 or PXE-H650, which will process the signal accordingly before sending it to the preamp outputs. What are the features and specifications of the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9?




The Alpine PXE-H660 and PXE-H650 have several features and specifications that make them unique and powerful system integration audio processors.


The Alpine PXE-H660 and PXE-H650 have 7-channel preamp outputs, 3-band parametric EQ, high- and low-pass filters, and retain the use of your factory stereo's volume knob




As mentioned earlier, the Alpine PXE-H660 and PXE-H650 have 7-channel preamp outputs, which are labeled as front left, front right, rear left, rear right, center, subwoofer 1, and subwoofer 2.


You can connect these preamp outputs to external amplifiers and subwoofers, which can deliver more power and bass to your speakers.


You can also adjust the gain, polarity, high-pass filter (HPF), low-pass filter (LPF), crossover frequency, and slope of each preamp output.


The Alpine PXE-H660 and PXE-H650 also have a 3-band parametric EQ, which allows you to adjust the bass, midrange, and treble frequencies of the signal, as well as the level, bandwidth, and frequency of each band.


The Alpine PXE-H660 and PXE-H650 also retain the use of your factory stereo's volume knob, so you don't need to install a separate controller for your amplifiers and subwoofers.


The Imprint Audyssey MultEQ V2.2.9 has a manual or automatic tuning mode, a reference or flat target curve, and a user interface software for PC




As mentioned earlier, the Imprint Audyssey MultEQ V2.2.9 is a sound tuning technology that uses a microphone to measure and optimize the sound of your speakers.


You can choose between a manual or automatic tuning mode, depending on how much control you want over the tuning process.


In the manual mode, you can select the number of microphone positions, the target curve, and the EQ resolution.


In the automatic mode, the tuning software will automatically select the optimal settings for your vehicle.


You can also choose between a reference or flat target curve, depending on how you want your sound to be.


The reference curve is based on the standard used by professional audio engineers to produce accurate and natural sound.


The flat curve is based on a linear frequency response that does not boost or cut any frequencies.


You can also use the user interface software for PC to adjust the settings as desired.


The user interface software allows you to view the frequency response and time alignment graphs of each speaker channel, as well as the EQ and time correction settings applied by the Imprint Audyssey MultEQ V2.2.9.


You can also modify the EQ and time correction settings manually if you want to fine-tune the sound further. What are the pros and cons of the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9?




The Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 have several pros and cons that you should consider before buying them.


The pros are that they can enhance the sound quality of any factory system, create a full car audio system without replacing the factory stereo, and tune the sound to your vehicle and your taste




One of the main advantages of the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 is that they can enhance the sound quality of any factory system, regardless of the type, brand, or model of your factory stereo.


They can process the output of your factory stereo and add preamp outputs for amplifiers and subwoofers, which can deliver more power and bass to your speakers.


They can also use the Imprint Audyssey MultEQ V2.2.9 to correct the frequency response and time alignment of your speakers, which can eliminate distortion, interference, and phase issues that can affect the sound quality in your vehicle.


Another advantage of the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 is that they can create a full car audio system without replacing the factory stereo, which may have features that you want to keep, such as navigation, steering wheel controls, or backup camera.


They can retain the use of your factory stereo's volume knob, so you don't need to install a separate controller for your amplifiers and subwoofers.


They can also integrate with most factory systems, including those with digital or analog signals, high or low voltage outputs, or fixed or variable volume controls.


A third advantage of the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 is that they can tune the sound to your vehicle's acoustics and your personal preferences.


They can use the Imprint Audyssey MultEQ V2.2.9 to measure and optimize the sound of your speakers in different positions in your vehicle and apply a 512-band equalizer and time correction to each speaker channel to optimize the sound for your listening position.


They can also allow you to choose between a manual or automatic tuning mode, a reference or flat target curve, and a user interface software for PC that lets you adjust the settings as desired.


The cons are that they are expensive, require professional installation, and may not be compatible with some factory systems or features




One of the main disadvantages of the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 is that they are expensive, costing around $500 and $400 respectively.


This is a significant investment for a system integration audio processor, especially if you also need to buy amplifiers and subwoofers to complete your car audio system.


You may also need to pay for professional installation, as installing and using these devices may not be easy or straightforward for beginners or DIY enthusiasts.


Another disadvantage of the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 is that they may not be compatible with some factory systems or features, depending on the type, brand, or model of your factory stereo.


Some factory systems may have proprietary or encrypted signals that cannot be processed by these devices, or may have features that cannot be retained by these devices, such as voice commands, Bluetooth streaming, or satellite radio.


You may need to check with your dealer or Alpine customer service before buying these devices to ensure compatibility with your factory system. How to install and use the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9?




The installation and usage of the Alpine PXE-H660 and PXE-H650 Imprint Audyssey MultEQ V2.2.9 may vary depending on your vehicle and your factory system, but here are some general steps that you can follow.


The installation process involves connecting the processor to your factory stereo, your amplifiers, your speakers, and your power source




The first step is to connect the processor to your factory stereo via speaker-level or line-level inputs, depending on the type of output your factory stereo has.


You may need to use a wiring harness or an adapter to make the connection, depending on the model of your factory stereo.


You may also need to tap into the factory stereo's remote turn-on wire or use a signal-sensing turn-on feature to turn on the processor when the factory stereo is on.


The second step is to connect the processor to your amplifiers via the 7-channel preamp outputs, which are labeled as front left, front right, rear left, rear right, center, subwoofer 1, and subwoofer 2.


You may need to use RCA cables or speaker wires to make the connection, depending on the type of input your amplifiers have.


You may also need to set the gain, polarity, high-pass filter (HPF), low-pass filter (LPF), crossover frequency, and slope of each preamp output according to your amplifiers and speakers.


The third step is to connect the processor to your speakers via the speaker wires from your amplifiers.


You may need to use a wiring diagram or a polarity tester to identify the positive and negative wires of each speaker channel.


You may also need to mount or install your speakers in the appropriate locations in your vehicle, such as the doors, dash, or trunk.


The fourth step is to connect the processor to your power source via the power and ground wires.


You may need to use a fuse holder and a fuse to protect the processor from short circuits or overloads.


You may also need to run the power wire from the battery to the processor through a firewall grommet or a drilled hole, and secure it with zip ties or cable clamps.


You may also need to connect the ground wire from the processor to a clean metal surface on the chassis of your vehicle, and secure it with a ring terminal or a self-tapping screw.


The usage process involves placing the microphone in different positions in your vehicle, running the tuning software on your PC, and adjusting the settings as desired




The first step is to place the microphone in different positions in your vehicle, such as the driver's seat, the passenger's seat, or the center console.


You may need to use a tripod or a stand to hold the microphone at ear level and point it towards the windshield.


You may also need to close all windows and doors and turn off any noise sources in your vehicle, such as the engine, fan, or air conditioner.


The second step is to run the tuning software on your PC, which will communicate with the processor via a USB cable.


You may need to download and install the tuning software from Alpine's website or use a CD-ROM that comes with the processor.


You may also need to select your vehicle type, speaker configuration, tuning mode, target curve, and EQ resolution from the tuning software's menu.


The third step is to generate test tones from each speaker channel and record them with the microphone.


You may need to follow the instructions from the tuning software's screen or voice prompts to start and stop each test tone and move the microphone from one position to another.


You may also need to repeat this process for each speaker channel until all positions are covered.


The fourth step is to analyze the frequency response and time alignment of each speaker channel in each microphone position, and calculate a 512-band equalizer (EQ) and time correction for each speaker channel.


You may need to wait for a few minutes while the tuning software performs this task.


You may also need to review the results from the tuning software's screen or voice prompts and confirm or modify them as needed.


The fifth step is to apply the EQ and time correction settings to the processor, which will process the signal accordingly before sending it to the preamp outputs.


You may need to save the settings to the processor's memory and disconnect the USB cable from the processor and the PC.


You may also need to test the sound from each speaker channel and adjust the volume, balance, fader, or subwoofer level from your factory stereo's knob or buttons.


The sixth step is to adjust the settings as desired, using the user interface software for PC.


You may need to reconnect the USB cable to the processor and the PC, and run the user interface software again.


You may also need to view the frequency respo


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