1. Introducción
This manual provides detailed instructions for the installation, operation, and maintenance of your Pyramid WH12 12-inch car subwoofer speaker. The WH12 is designed to deliver powerful bass and clear audio performance for your car audio system. Please read this manual thoroughly before installation and use to ensure proper function and longevity of your speaker.
2. Características del producto
- Potencia de salida de 500 vatios: Features a maximum power output of 500 watts peak power / 250 watts RMS for robust audio performance.
- Cloth Edge Suspension: Equipped with a durable cloth edge suspension for enhanced woofer enclosure system performance.
- 1.5 Inch Kapton Voice Coil: Incorporates a 1.5-inch Kapton bobbin voice coil and an 8-ohm impedance rating to minimize distortion and deliver clear sound.
- 12 Inch Paper Cone: Standard 12-inch high-powered paper cone driver, suitable for new installations or replacing existing speakers.
- 25 oz Magnet Structure: Features a 25 oz magnet structure within a heavy-duty housing, providing a strong foundation and excellent sound.
- Profundidad de montaje: Designed with a 4.50-inch mounting depth for straightforward installation.
3. Información de seguridad
Advertencia sobre la Proposición 65: Este producto contiene sustancias químicas que el Estado de California reconoce como causantes de cáncer, defectos congénitos u otros daños reproductivos. Para obtener más información, visite www.P65Warnings.ca.gov.
Always ensure proper ventilation around the subwoofer. Avoid exposing the speaker to excessive moisture or extreme temperatures. Disconnect power before performing any installation or maintenance.
4. Configuración e instalación
Una instalación correcta es crucial para un rendimiento y una seguridad óptimos. Si tiene dudas sobre algún paso, consulte con un instalador profesional de audio para automóviles.
4.1 Desembalaje
Carefully remove the subwoofer from its packaging. Inspect the unit for any signs of damage that may have occurred during shipping. Retain the packaging for future transport or service needs.
4.2 Montaje
The Pyramid WH12 subwoofer requires a mounting depth of 4.50 inches. Ensure that the chosen mounting location in your vehicle or enclosure provides adequate space and structural integrity to support the speaker.

Figura 1: De arriba hacia abajo view of the Pyramid WH12 subwoofer.
4.3 conexiones de cableado
The WH12 subwoofer has an impedance of 8 ohms. Connect the speaker to a compatible amplifier or head unit. Pay close attention to polarity to ensure correct phase and optimal sound reproduction.
- Identify the positive (+) and negative (-) terminals on the subwoofer and your ampmás duradero.
- When looking at the back of the speaker with the connections at the 6 o'clock position, the negative terminal is typically on the left. Confirm this with your specific unit.
- Use appropriate gauge speaker wire for your installation to prevent power loss and ensure safety.

Figura 2: Frente view of the Pyramid WH12 subwoofer cone.
5. Instrucciones de funcionamiento
Once installed, the Pyramid WH12 subwoofer is ready for operation.
- Encendido: Encienda el sistema de audio de su automóvil.
- Ajuste de volumen: Start with the volume at a low level and gradually increase it to your desired listening level. Avoid operating the subwoofer at excessively high volumes for extended periods to prevent damage.
- Configuración de audio: Adjust the bass and subwoofer output settings on your head unit or amplifier to achieve balanced sound. The WH12 is designed to enhance the low-frequency response of your music.
- Período de rodaje: Allow for a break-in period of several hours of moderate use. This allows the speaker's suspension components to loosen and perform optimally.
6. Mantenimiento
El mantenimiento regular ayuda a garantizar la longevidad y el rendimiento de su subwoofer.
- Limpieza: Use a soft, dry cloth to wipe down the speaker cone and frame. Avoid using harsh chemicals or abrasive cleaners.
- Inspección: Periodically check the speaker for any signs of wear or damage, especially to the cone and suspension. Ensure all mounting screws are secure.
- Protección ambiental: Proteja el subwoofer de la luz solar directa, temperaturas extremas y humedad, que pueden degradar los materiales con el tiempo.
7. Solución de problemas
If you experience issues with your Pyramid WH12 subwoofer, refer to the following common troubleshooting steps:
| Problema | Posible causa | Solución |
|---|---|---|
| No hay sonido del subwoofer |
|
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| Sonido distorsionado o poco claro |
|
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| Rattling or popping noises |
|
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8. Especificaciones
| Característica | Detalle |
|---|---|
| Nombre del modelo | WH12 |
| Tipo de altavoz | Altavoz de subgraves, altavoz de graves |
| Diámetro del subwoofer | 12 pulgadas |
| Material | Papel |
| Potencia máxima de salida | 500 vatios |
| Salida de potencia RMS | 250 vatios |
| Impedancia | 8 ohmios |
| Bobina de voz | 1.5 Inch Kapton Bobbin |
| Estructura del imán | 25 onzas |
| Profundidad de montaje | 4.50 pulgadas |
| Dimensiones del producto (Pr. x An. x Al.) | 12.4" de profundidad x 12.4" de ancho x 5.24" de alto |
| Peso | 3.2 kilogramos (aprox. 7 libras) |
| Tecnología de conectividad | Cableado |
| Usos recomendados | Música |
| Fabricante | Sonido alrededor |
9. Garantía y soporte
The Pyramid WH12 subwoofer comes with a manufacturer's limited warranty. For specific details regarding warranty coverage, duration, and terms, please refer to the warranty card included with your product or contact Pyramid customer support.
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact Pyramid customer support through their official websitio o la información de contacto proporcionada con su compra.
Fabricante: Sonido alrededor