6 Repeat steps 3 to 5, and adjust each band level.

Frequency Adjustment (F0)

Band1 (63 Hz) / Band2 (150 Hz) / Band3 (400 Hz) / Band4 (1 kHz) / Band5 (2.5 kHz) / Band6 (6.3 kHz) / Band7 (17.5 kHz)

Level Adjustment (Gain)

Adjustable output level: -6 to +6 dB

•During adjustment, if you press in the outer ring and rotate the Double Action encoder to the left or right, the band changes, and you can adjust the adjacent band. If you press then rotate and hold the Double Action encoder to the left or right, the band continuously changes.

•The function is inoperable when Defeat is set to ON.

Adjusting the Time Correction

Sound Field Adjustment Time Correction

Before performing the following procedures, refer to “About Time Correction” (page 34).

1 Rotate the Double Action encoder to select “Time Correction” in the Sound Field adjustment mode, and then press /ENTER.

Depending on the X-OVER switch setting on the IMPRINT audio processor (PXA-H100), the speaker to be adjusted differs.

3WAY System

High L / High R / Mid L / Mid R / Low L / Low R

F/R/SUBW. System

Front L / Front R / Rear L / Rear R / Subw. L / Subw. R

2 Rotate the Double Action encoder to select the speaker, and press /ENTER.

Selected speakers

3 Rotate the Double Action encoder to set to the distance of each speaker.

0.0 cm~336.6 cm (0.0 inch~132.7 inch)

4 If /ENTER is pressed, the adjustment value is set, and the speaker selection mode is activated.

5 Repeat steps 2 to 4, and set the all speakers.

•During adjustment, if you press in the outer ring and rotate the Double Action encoder to the left or right, the speaker changes, and you can adjust the adjacent band. If you press then rotate and hold the Double Action encoder to the left or right, the speaker continuously changes.

You can also change the speaker by pressing BAND.

32-EN

Adjusting the Crossover Settings

Sound Field Adjustment X-Over

Before performing the following procedures, refer to “About the Crossover” (page 35).

1 Rotate the Double Action encoder to select “X-Over” in the Sound Field adjustment mode, and then press /ENTER.

2 Rotate the Double Action encoder to select the band, and then press /ENTER.

If a band is selected, each band screen to be adjusted is displayed.

3WAY System / Normal (L=R)

Setting items:

Low/Mid-Low/Mid-High/High

3WAY System / Individual (L/R)

Setting items:

Low L/Low R/Mid-Low L/Mid-Low R/Mid-High L/

Mid-High R/High L/High R

F/R/SUBW. System / Normal (L=R)

Setting items:

Subw./Rear/Front

F/R/SUBW. System / Individual (L/R)

Setting items:

Subw. L/Subw. R/Rear L/Rear R/Front L/Front R

•Depending on the current system, selectable band content differs. Refer to “Setting the Filter type” (page 31) and the setting of the X-OVER switch on the IMPRINT audio processor (PXA-H100).

3 Rotate the Double Action encoder to adjust the frequency/slope/level.

The currently adjusted item lights up.

Band

Cut-off

 

 

 

 

 

 

 

 

Level

frequency

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Slope

4 The adjustment content is selected by pressing

/ENTER, and operation shifts to a next adjustment item.

5 When the selected band settings are complete, press BAND.

The next band adjustment screen is displayed.

6 Set all bands by repeating steps 3 to 5.

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Alpine iDA-305 owner manual 32-EN
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iDA-305 specifications

The Alpine iDA-305 is a cutting-edge car audio receiver designed to enhance your in-car entertainment experience. It embodies a sleek design, combining modern aesthetics with powerful technology, making it an ideal choice for avid music lovers and tech enthusiasts alike.

One of the standout features of the iDA-305 is its advanced digital media receiver abilities. Unlike traditional head units, the iDA-305 does not include a CD player, which allows for a compact design, reducing bulk while focusing on comprehensive connectivity options. Users can enjoy their favorite music through various sources, including USB, auxiliary input, and Bluetooth, making it compatible with numerous devices such as smartphones and tablets.

Bluetooth technology is one of the integral components of the iDA-305. It facilitates hands-free calling, allowing drivers to stay connected without losing focus on the road. Additionally, the dual Bluetooth feature enables simultaneous connections to two devices, allowing you to switch between your phone for calls and another for music seamlessly.

The iDA-305 supports high-resolution audio playback, ensuring that your listening experience is nothing short of exceptional. It is compatible with various audio formats, including MP3, AAC, and WMA, giving users the flexibility to enjoy their music in different file types without compromising quality.

The device boasts an intuitive user interface, featuring a vibrant display that can be adjusted for brightness based on ambient lighting, ensuring readability at all times. The responsive controls allow for easy navigation through your music library and settings, making it user-friendly, even while driving.

Sound customization is easily achievable with the Alpine iDA-305. It offers built-in equalizer settings, allowing users to tailor their audio experience according to their preferences. The digital time correction and crossover features enhance the sound quality, providing a more immersive listening experience.

Furthermore, the iDA-305 is designed to integrate seamlessly with various vehicles. Its compact design means it can fit into most dashboards without modification, ensuring a clean and factory-like appearance. The receiver is compatible with steering wheel controls, providing added convenience for users who want to manage their audio without taking their hands off the wheel.

Overall, the Alpine iDA-305 is a versatile and feature-rich car audio receiver. With its focus on digital media, advanced Bluetooth capabilities, intuitive controls, and customizable sound settings, it is tailored for those who demand quality and functionality in their in-car audio systems.
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