1. Introduzzjoni
This manual provides comprehensive instructions for the installation, operation, and maintenance of your MTX Audio 3512-04 3500 Series Subwoofer. Please read this manual thoroughly before attempting to install or operate the subwoofer to ensure proper function and safety. The MTX 3500 Series subwoofers are designed to deliver powerful and clear bass reproduction for your audio system.

Figura 1.1: Angolat view of the MTX Audio 3512-04 3500 Series Subwoofer, showcasing its design and robust construction.
2. Informazzjoni dwar is-Sigurtà
Dejjem osserva l-prekawzjonijiet ta' sigurtà li ġejjin biex tevita korrimenti jew ħsara lit-tagħmir:
- Immaniġġjar tal-Enerġija: Do not exceed the rated RMS power handling of 250 Watts. Overpowering can lead to damage and void the warranty.
- Wiring kif suppost: Ensure all wiring is correctly connected and insulated to prevent short circuits. Refer to the wiring diagrams in the installation section.
- Ventilazzjoni: Ensure adequate ventilation around the subwoofer and amplifier biex jipprevjeni sħana żejda.
- Immuntar: Securely mount the subwoofer in an appropriate enclosure to prevent movement during operation, which could cause damage or injury.
- Installazzjoni professjonali: Jekk m'intix ċert dwar xi passi tal-installazzjoni, ikkonsulta professjonist kwalifikat.
- Protezzjoni tas-Smigħ: Espożizzjoni fit-tul għal livelli għoljin ta’ pressjoni tal-ħoss tista’ tikkawża ħsara permanenti fis-smigħ. Oqgħod attent meta taġġusta l-livelli tal-volum.
3. Kontenut tal-Pakkett
Ivverifika li l-oġġetti kollha huma preżenti fil-pakkett:
- 1 x MTX Audio 3512-04 3500 Series 12" Subwoofer
- Manwal għall-Utent (dan id-dokument)
If any items are missing or damaged, please contact your retailer or MTX Audio customer support immediately.
4. Setup u Installazzjoni
Proper installation is crucial for optimal performance and longevity of your subwoofer. This section outlines general setup guidelines. Specific enclosure designs and wiring configurations may vary based on your audio system.
4.1 Rekwiżiti tal-Għeluq
The MTX 3512-04 subwoofer is designed for use in sealed or ported enclosures. Consult a car audio professional or use a reputable enclosure design calculator for optimal enclosure volume and port tuning for your specific application. Ensure the enclosure is robust and free from air leaks.

Figura 4.1: Ġenb view of the subwoofer, illustrating its mounting depth and frame structure for enclosure integration.
4.2 Konnessjonijiet tal-Wiring
The 3512-04 is a single 4-ohm voice coil subwoofer. Connect the subwoofer to a compatible amplifier. Ensure correct polarity (+ to + and - to -) to avoid phase issues and ensure proper sound reproduction.

Figura 4.2: Wara view of the subwoofer, highlighting the push-style speaker terminals for secure wire connections.

Figura 4.3: Dettaljata view of the subwoofer's spring-loaded terminals, showing the positive (red) and negative (black) connections.
Single Subwoofer, Single Amplifier Channel: Connect the positive (+) terminal of the subwoofer to the positive (+) output of the amplifier. Connect the negative (-) terminal of the subwoofer to the negative (-) output of the ampaktar ħaj.
Subwoofers multipli: For multiple subwoofers, consult an audio professional or refer to advanced wiring diagrams to achieve the desired impedance load for your amplifier. Incorrect impedance can damage your ampaktar ħaj.
5. Istruzzjonijiet Operattivi
Once installed, proper operation involves setting up your amplifier and head unit for optimal subwoofer performance.
5.1 Amplifier Gain Setting
Issettja l- amplifier gain (input sensitivity) correctly to match the output voltage of your head unit. Start with the gain at its minimum setting. Play a test tone or music with strong bass at a moderate volume on your head unit. Slowly increase the amplifier gain until you hear distortion, then back it off slightly until the sound is clean. This ensures maximum clean output without clipping.
5.2 Issettjar tal-Crossover
Use the low-pass filter (LPF) on your amplifier or head unit to send only low frequencies to the subwoofer. A common starting point for the LPF is between 80Hz and 100Hz. Adjust this setting to blend seamlessly with your main speakers.
5.3 Subsonic Filter (Optional)
Jekk tiegħek amplifier has a subsonic filter (high-pass filter for the subwoofer channel), set it slightly below your enclosure's tuning frequency (for ported enclosures) or around 20-25Hz (for sealed enclosures) to protect the subwoofer from playing frequencies too low for its design, which can cause damage.
6. Manutenzjoni
The MTX 3512-04 subwoofer requires minimal maintenance to ensure long-term performance.
- Tindif: Use a soft, dry cloth to wipe down the cone and surround. Avoid using harsh chemicals or abrasive materials.
- Spezzjoni: Periodically inspect the speaker terminals and wiring for secure connections and signs of corrosion or wear.
- Fatturi Ambjentali: Avoid exposing the subwoofer to extreme temperatures, direct sunlight, or excessive moisture.

Figura 6.1: Quddiem view of the subwoofer, showing the cone and surround which should be kept clean and free of debris.
7 Issolvi l-problemi
Jekk tesperjenza problemi bis-subwoofer tiegħek, irreferi għall-problemi u s-soluzzjonijiet komuni li ġejjin:
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| L-ebda ħoss mis-Subwoofer |
|
|
| Ħoss Mgħawġ |
|
|
| Ħruġ ta' Bass Dgħajjef |
|
|
8. Speċifikazzjonijiet
Detailed technical specifications for the MTX Audio 3512-04 3500 Series Subwoofer:
- Isem tal-Mudell: 3512-04
- Tip ta' Kelliem: Subwoofer
- Daqs tal-Kelliem: 12 Pulzier
- Impedenza: 4 Ohm (Single Voice Coil)
- Immaniġġjar tal-Enerġija RMS: 250 Watts
- Immaniġġjar ta' l-Ogħla Qawwa: 500 Watts
- Rispons tal-Frekwenza: 35 Hz (Lower limit, actual response depends on enclosure)
- Kojls tal-Vuċi: 2.0" High Temperature Voice Coils
- Dimensjonijiet tal-Prodott: Madwar 12"D x 12"W x 8"Għ
- Piż tal-oġġett: Madwar 0.02-il Lira (Nota: Dan il-piż x'aktarx huwa żball fid-dħul tad-dejta u ma jirriflettix il-piż attwali tal-prodott.)
- Tip ta 'Immuntar: Floor Standing (referring to general application, not specific mounting hardware)
- Teknoloġija tal-Konnettività: Bil-fili
- Komponenti Inklużi: Subwoofer

Figura 8.1: Dettaljat view of the subwoofer's rear label, confirming the model number, impedance, and RMS power rating.
9. Informazzjoni dwar Garanzija
The MTX Audio 3512-04 3500 Series Subwoofer comes with a Garanzija Limitata. This warranty covers defects in materials and workmanship under normal use. The duration and specific terms of the warranty may vary by region and retailer. Please retain your proof of purchase for warranty claims.
Il-garanzija ma tkoprix ħsara li tirriżulta minn:
- Improper installation or wiring
- Overpowering or ampqtugħ tal-lifier
- Accidental damage, misuse, abuse, or neglect
- Tiswijiet jew modifiki mhux awtorizzati
- Exposure to moisture, extreme heat, or cold
For detailed warranty information and to initiate a claim, please visit the official MTX Audio websit jew ikkuntattja lill-appoġġ tal-klijenti tagħhom.
10. Appoġġ għall-Klijent
If you have any questions, require technical assistance, or need to troubleshoot an issue not covered in this manual, please contact MTX Audio customer support:
- Websit: Visit the official MTX Audio websit għal FAQs, riżorsi ta' appoġġ, u informazzjoni ta' kuntatt.
- Ħanut online: For product information and purchasing, you can visit the MTX Store on Amazon.
Jekk jogħġbok żomm in-numru tal-mudell tal-prodott tiegħek (3512-04) u l-prova tax-xiri lesti meta tikkuntattja l-appoġġ.





