1. Киришүү
The Stetsom EQX764-7 Band Equalizer is a high-performance car audio graphic equalizer designed to provide precise control over your vehicle's sound system. This unit features a pre-amplifier and a 10V line driver, which helps to minimize noise and deliver a strong, clear audio signal to your amplifiers. With 7 adjustable equalization bands, dedicated subwoofer controls, and multiple input/output options, the EQX764 allows for detailed sound customization to suit your preferences.
2. Коопсуздук маалыматы
- Кесиптик орнотуу сунушталат: For optimal performance and safety, installation by a qualified car audio technician is highly recommended.
- Батареяны ажыратыңыз: Кыска туташуулардын жана бузулуулардын алдын алуу үчүн, ар дайым электр жабдууларын орнотууну баштоодон мурун, унаанын терс батарея терминалын сууруп салыңыз.
- Туура эритүү: Ensure the power connection includes an appropriate fuse (1A maximum, within 1 foot of the battery) to protect the unit and your vehicle's electrical system.
- Нымдуулуктан качыңыз: Агрегатты сууга же ашыкча нымдуулукка дуушар кылбаңыз.
- Коопсуз орнотуу: Mount the equalizer securely to prevent it from becoming a projectile in the event of sudden stops or accidents.
- Вентиляция: Ашыкча ысып кетүүнүн алдын алуу үчүн аппараттын айланасында жетиштүү желдетүүнү камсыз кылыңыз.
3. Пакеттин мазмуну
Сураныч, пакетте төмөнкү нерселерди текшериңиз:
- Stetsom EQX764-7 Band Equalizer Unit
- Монтаждоо кронштейндери
- High Input Connector (Wire)
- Монтаждоо бурамалар
4. Продукт бүтүп калдыview
The Stetsom EQX764 features a user-friendly layout with clearly labeled controls and connections. Understanding each component is essential for proper setup and operation.
Алдыңкы панелдин башкаруу элементтери
The front panel provides access to all audio adjustment controls, illuminated by blue LEDs for visibility.
- КОШУМЧА ДЕҢГЭЭЛ: Adjusts the output level of the subwoofer channel.
- КОШУМЧА ЖЫШТЫК: Adjusts the crossover frequency for the subwoofer output.
- HIGH/MAIN Input Switch: Selects between High-Level input and RCA (Main) input.
- ЖОГОРКУ ДЕҢГЭЭЛ: Adjusts the input sensitivity for the High-Level input.
- НЕГИЗГИ ДЕҢГЭЭЛ: Adjusts the input sensitivity for the RCA (Main) input.
- FADER FRONT/REAR: Balances the audio output between the front and rear channels.
- 7-Band Equalization Controls: Individual rotary controls for adjusting the gain (+/-12dB) at specific frequencies: 50Hz, 125Hz, 315Hz, 750Hz, 2.2KHz, 6KHz, and 16KHz.
Арткы панелдик байланыштар
Арткы панелде бардык киргизүү жана чыгаруу туташуулары жайгашкан.
- R SUB L OUT: Left and Right RCA outputs for the subwoofer ampөмүрлүү.
- ЖОГОРКУ: RCA чыгыштары жок заводдук башкы блокторго туташуу үчүн жогорку деңгээлдеги киргизүү.
- R MAIN L IN: Left and Right RCA inputs for the main audio source.
- R REAR L OUT: Left and Right RCA outputs for the rear full-range ampөмүрлүү.
- R FRONT L OUT: Left and Right RCA outputs for the front full-range ampөмүрлүү.
- REM +: Remote turn-on input and power input terminals.
5. Орнотуу жана орнотуу
Follow these steps for proper installation of your EQX764 equalizer.
5.1 Агрегатты монтаждоо
Use the provided mounting brackets and screws to secure the EQX764 in a suitable location within your vehicle. Ensure the location allows for easy access to controls and adequate ventilation.
5.2 Power and Remote Activation
Connect the EQX764 to your vehicle's electrical system as follows:
- туташтыруу +12V terminal to the vehicle's positive battery terminal using a 20AWG cable. Install a 1A fuse within 1 foot of the battery.
- туташтыруу GND terminal to a clean chassis ground point.
- туташтыруу REM (remote) terminal to the remote output of your car radio/player using a 20AWG cable. This will turn the equalizer on and off with your head unit.
5.3 Аудио байланыштар
The EQX764 supports both RCA and High-Level inputs and provides dedicated outputs for front, rear, and subwoofer channels.
- Киргизүү булагы:
- For head units with RCA outputs, connect the RCA cables from your head unit to the R MAIN L IN ports on the EQX764.
- For factory head units or those without RCA outputs, use the provided High Input Connector to connect speaker-level wires from your head unit to the HIGH-IN терминалдар.
- чыгаруу үчүн Ampжашагандар:
- RCA кабелдерин туташтырыңыз R FRONT L OUT ports to your front full-range ampөмүрлүү.
- RCA кабелдерин туташтырыңыз R REAR L OUT ports to your rear full-range ampөмүрлүү.
- RCA кабелдерин туташтырыңыз R SUB L OUT ports to your subwoofer ampөмүрлүү.
6. Иштөө нускамалары
Once installed, the EQX764 allows for fine-tuning of your audio system.
6.1 Input Selection and Level Adjustment
- Киргизүүнү тандоо: колдонуу HIGH/MAIN switch to select the appropriate input source (High-Level or RCA).
- Киргизүү деңгээлин тууралоо: колдонуу ЖОГОРКУ ДЕҢГЭЭЛ or НЕГИЗГИ ДЕҢГЭЭЛ knobs to match the output voltage of your head unit. Start with these controls at their minimum and slowly increase until a clear, undistorted sound is achieved at a moderate volume from your head unit.
6.2 Fader Control
The FADER FRONT/REAR knob allows you to adjust the balance of sound between your front and rear speakers. Turn it towards 'FRONT' to emphasize front speakers or towards 'REAR' for rear speakers.
6.3 7-Band Equalization
Each of the seven rotary knobs corresponds to a specific frequency band, allowing you to boost or cut frequencies by up to 12dB. Adjust these controls to shape the sound to your preference:
- 50 Гц: Controls the deepest bass frequencies.
- 125 Гц: Affects mid-bass and warmth.
- 315 Гц: Influences the lower midrange, body of vocals and instruments.
- 750 Гц: Controls the central midrange, clarity of vocals.
- 2.2КГц: Affects upper midrange, presence of instruments.
- 6КГц: Controls lower treble, brightness of cymbals and higher frequencies.
- 16КГц: Adjusts the highest treble frequencies, airiness and sparkle.
6.4 Сабвуферди башкаруу элементтери
The dedicated subwoofer controls provide precise management of your bass output:
- КОШУМЧА ДЕҢГЭЭЛ: Adjust the overall volume of the subwoofer output.
- КОШУМЧА ЖЫШТЫК: Set the low-pass crossover frequency for the subwoofer. This determines the highest frequency that will be sent to your subwoofer amplifier. Adjust this to blend seamlessly with your main speakers.
7. Техникалык шарттар
| Өзгөчөлүк | Спецификация |
|---|---|
| Киргизүүлөр | MAIN (RCA) and HIGH IN (Wire) |
| Чыгуулар | SUB OUT, FRONT and REAR |
| SUB Level and Frequency Control | Ооба |
| Киргизүү тандагыч | MAIN and HIGH |
| Level Controls | MAIN and HIGH |
| Fader Control | ФРОНТ жана АРКА |
| Эквалайзер тилкелери | 7-band (-12dB = +12dB) |
| SUB Frequency Control Range | 60Гц - 90Гц |
| V OUT @ 14.4V (Subwoofer) | 10V RMS |
| V OUT @ 14.4V (Front & Rear) | 8.5V RMS (Line Driver) |
| Input Sensitivity (Main RCA) | 3.3V RMS @ 14.4V |
| Input Sensitivity (High Wire) | 25V RMS @ 14.4V |
| Input Impedance (Main RCA) | 20К Ом |
| Input Impedance (High Wire) | 1К Ом |
| Чыгуу импедансы | 47 Ом |
| Frequency Response | 5Гц - 140КГц |
| THD | < 0.1% |
| SNR | > 100дБ |
| Crossstalk | > 85дБ |
| Supply Voltage | 9V - 16V туруктуу ток |
| Max Consumption @ 12.6V | 290мА |
| Өлчөмдөрү (L x W x Y) | 7.25" x 3.24" x 1" (184 x 82.3 x 26 мм) |
| Салмагы | 0.68 lb / 310 grams |
8. Кыйынчылыктарды
If you encounter issues with your EQX764, refer to the following common problems and solutions:
- Кубат жок:
- Check all power connections (+12V, GND, REM) for secure contact.
- Verify the 1A fuse near the battery is intact. Replace if blown.
- Ensure the remote wire from the head unit is providing a +12V signal when the head unit is on.
- Үн чыгышы жок:
- Confirm the correct input source (HIGH or MAIN) is selected via the switch.
- Check all RCA and High-Level input/output connections for proper seating.
- Ensure the HIGH LEVEL and MAIN LEVEL controls are not set to minimum.
- Verify that connected amplifiers are powered on and receiving a signal.
- Бурмаланган үн:
- Reduce the HIGH LEVEL or MAIN LEVEL input sensitivity.
- Lower the gain settings on your ampаман калгандар.
- Ensure none of the equalization bands are boosted excessively.
- Hissing or Engine Noise:
- Ensure the EQX764 and all amplifiers have a solid, clean ground connection.
- Route RCA cables away from power cables to prevent interference.
- Check for proper grounding of the head unit.
9. Техникалык тейлөө
The Stetsom EQX764 is designed for durability and requires minimal maintenance.
- Тазалоо: Түзмөктү тазалоо үчүн жумшак, кургак чүпүрөктү колдонуңуз. Абразивдүү тазалоочу каражаттарды же эриткичтерди колдонбоңуз.
- Байланыштары: Мезгил-мезгили менен бардык зымдарды байланыштарды текшерип туруңуз, алар коопсуз жана коррозиядан таза бойдон калууда.
10. Кепилдик жана колдоо
Stetsom products are manufactured to high-quality standards. For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official Stetsom webсайт. Сатып алуу квитанциясын кепилдик дооматтары үчүн сатып алуунун далили катары сактаңыз.
For additional assistance, you may contact Stetsom customer support through their official channels.
