1. Introducció
This manual provides essential information for the proper installation, operation, and maintenance of your DS18 PRO-X12.4M 12-inch Midrange Loudspeaker. Please read this manual thoroughly before attempting installation or use to ensure optimal performance and longevity of your product.
2. Característiques clau
- Rendiment de gamma mitjana: Designed to handle the audible sound spectrum, providing clear instrumentals and vocals.
- Manipulació d'alta potència: Delivers 900W Max Power with 450W RMS at 4 Ohms.
- Bobina de veu duradora: Features a high-temperature Kapton voice coil for structural integrity and extended speaker life.
- Àudio millorat: Upgrades stock stereo systems by providing a true midrange sound experience.
- Ferrite Magnet: Equipped with high-strength Ferrite magnets for a wider range of tones and robust power handling at high volumes.
3. Especificacions
| Especificació | Valor |
|---|---|
| Model | PRO-X12.4M |
| Tipus | Altaveu de gamma mitjana |
| Mida | 12 polzades |
| Potència RMS | 450W |
| Potència màxima | 900W |
| Resposta de freqüència | 63.5Hz-11.3KHz |
| Impedància | 4 ohms |
| Sensibilitat | 97.5 dB |
| Material envoltant | Cloth Edge |
| Material del marc | Cistella d'acer vermell |
| Material del con | Non-Pressed Paper Cone |
| Material de l'imant | Ferrita |
| Fil de la bobina de veu | CCAR |
| Mida de la bobina de veu | 2.5 polzades |
| Mida de l’imant | 60 oz |
| Profunditat de muntatge | 5.35 polzades (126 mm) |
| Dimensió retallable | 11.22 polzades (285 mm) |
| UPC | 810005182249 |
4. Configuració i instal·lació
Proper installation is crucial for the performance and safety of your loudspeaker. It is recommended that installation be performed by a qualified professional.
4.1 Muntatge
The DS18 PRO-X12.4M is designed for car door or similar panel mounting. Ensure the mounting location provides sufficient depth and clearance for the speaker and its magnet structure. The cut-out dimension required is 11.22 polzades (285 mm) and the mounting depth is 5.35 polzades (126 mm).

Figure 1: Diagram showing the overall diameter, mounting depth, and front mount baffle cut-out dimensions for the DS18 PRO-X12.4M loudspeaker.
4.2 Cablejat
- Font d'alimentació: Connecteu l'altaveu a un adequat amplifier capable of delivering 450W RMS at 4 Ohms. Ensure the amplifier's impedance matches the speaker's 4 Ohm impedance.
- Polaritat: Observe correct polarity when connecting the speaker wires to the amplifier. Positive (+) terminals should connect to positive, and negative (-) to negative. Incorrect polarity can lead to reduced sound quality and phase issues.
- Connexions segures: Ensure all connections are tight and free from corrosion. Use high-quality speaker wire of appropriate gauge for the power level.

Figura 2: lateral view of the loudspeaker, highlighting the magnet structure and the speaker terminals for wiring connections.
5. Directrius de funcionament
- Període d'entrada: Allow a break-in period of approximately 10-20 hours of moderate listening before operating the speakers at high volumes. This allows the speaker's suspension components to loosen and perform optimally.
- Control de volum: Avoid prolonged listening at extremely high volumes, which can cause hearing damage and potentially damage the speakers.
- AmpGuany lifier: Estableix el teu amplifier's gain correctly to prevent clipping and distortion. Consult your amplifier's manual for proper gain setting procedures.
6. Manteniment
Regular maintenance helps ensure the longevity and performance of your loudspeaker.
- Neteja: Feu servir un drap suau i sec per netejar suaument el con i el marc de l'altaveu. Eviteu utilitzar productes químics agressius o materials abrasius.
- Inspecció: Periodically check speaker connections for tightness and signs of corrosion. Inspect the speaker cone and surround for any tears or damage.
- Factors ambientals: Protect the speakers from direct sunlight, extreme temperatures, and moisture.

Figura 3: Front inclinat view of the DS18 PRO-X12.4M loudspeaker, showcasing its black non-pressed paper cone and red steel basket.
7. Solució De Problemes
If you experience issues with your loudspeaker, refer to the following common problems and solutions:
- Sense so:
- Comproveu totes les connexions de cablejat des del ampmés viu per al parlant.
- Verifiqueu el ampel lifier està encès i funciona correctament.
- Ensure the audio source is playing and volume is up.
- So distorsionat:
- Reduïu el nivell de volum. Sovint es produeix distorsió quan amplifier or speaker is overdriven.
- Comproveu amplifier gain settings to ensure they are not too high.
- Inspect speaker cone and surround for physical damage.
- Volum baix:
- Confirm correct wiring polarity.
- Comproveu amplifier output and settings.
- Ensure the audio source volume is adequate.
If problems persist after performing these checks, contact DS18 customer support or a qualified car audio technician.
8. Informació de la garantia
The DS18 PRO-X12.4M Loudspeaker comes with a limited manufacturer's warranty. For specific details regarding warranty coverage, terms, and conditions, please refer to the official DS18 weblloc web o contacteu directament amb el servei d'atenció al client. Conserveu el comprovant de compra per a reclamacions de garantia.
9. Suport
For further assistance, technical support, or inquiries about your DS18 PRO-X12.4M Loudspeaker, please visit the official DS18 website or contact their customer support department. You can find contact information and additional resources on their weblloc.

Figura 4: posterior view of the loudspeaker, displaying the product label with model information and specifications.





