Introduction
The VOX V212C is a 2x12 inch guitar extension cabinet designed to complement guitar amplifiers, offering enhanced volume and stage presence. This cabinet features two Celestion G12M Greenback speakers and an open-back construction, delivering classic VOX tone. This manual provides essential information for the proper setup, operation, maintenance, and troubleshooting of your V212C cabinet.

Image : Avant view of the VOX V212C Guitar Extension Cabinet. This image shows the classic VOX styling with the black Tolex, brown diamond grille cloth, and gold piping.
Installation
Proper setup ensures optimal performance and safety for your V212C extension cabinet.
- Placement: Position the V212C cabinet on a stable, level surface. Ensure adequate ventilation around the cabinet, especially if used with a head amplifier placed on top.
- Adaptation d'impédance : The V212C cabinet has an impedance of 8 Ohms. Always ensure that the output impedance of your amplifier head or combo amplifier matches the 8 Ohm impedance of the V212C. Mismatched impedance can lead to ampdégâts de lificateur.
- Connexion: Use a high-quality speaker cable (not an instrument cable) to connect the speaker output of your amplifier to the input jack on the V212C cabinet. Ensure connections are secure.
- Éteindre: Assurez-vous toujours que votre amplifier is turned off and unplugged from the power source before making or changing any speaker connections.

Image: A banner displaying "V212C Extension Cabinet" with a visual representation of the cabinet. This image highlights the product model.
Opérationnel
Once properly set up, operating the V212C is straightforward.
- Séquence de mise sous tension : After connecting the cabinet to your amplifier, turn on your amplifier. It is generally recommended to turn on your amplifier after all connections are made and turn it off before disconnecting anything.
- Contrôle du volume : Adjust the volume and tone settings directly on your amplifier. The V212C cabinet faithfully reproduces the sound from your amplifier.
- Extension for Combo Amps: The V212C is an excellent addition to combo amplifiers like the AC30 Custom. When used as an extension, it provides additional speaker output, increasing overall volume and sound dispersion. Ensure your combo amplifier has an external speaker output and that its impedance matches the V212C.
Entretien
To ensure the longevity and optimal performance of your V212C cabinet, follow these maintenance guidelines:
- Nettoyage: Use a soft, dry cloth to wipe down the exterior of the cabinet. Avoid using abrasive cleaners, solvents, or excessive moisture, which can damage the Tolex covering and grille cloth.
- Stockage: Store the cabinet in a dry environment, away from extreme temperatures, humidity, and direct sunlight.
- Transport: When transporting the cabinet, use appropriate covers or cases to protect it from physical damage. Always lift the cabinet using its handles.
- Entretien des enceintes : The Celestion G12M Greenback speakers are durable, but avoid exposing them to excessive force or sharp objects.
Dépannage
If you encounter issues with your V212C cabinet, refer to the following common troubleshooting steps:
- Pas de son :
- Vérifiez toutes les connexions de câbles entre les amplifier and the cabinet. Ensure they are secure and that a proper speaker cable is used.
- Vérifiez que le amplifier is powered on and functioning correctly. Test the amplifier with another known-good speaker if possible.
- Confirmez que le amplifier's output impedance matches the cabinet's 8 Ohm impedance.
- Poor Sound Quality (Distortion, Buzzing):
- Vérifiez que les câbles des haut-parleurs ne sont pas endommagés ou que les connexions ne sont pas desserrées.
- Assurez-vous que amplifier's volume is not set excessively high, causing clipping or speaker overload.
- Check for any physical damage to the speaker cones.
- Verify that the cabinet is not placed on an unstable surface that could cause vibrations.
If problems persist after following these steps, contact VOX customer support or a qualified service technician.
Caractéristiques

Image : inclinée view of the VOX V212C Guitar Extension Cabinet, showcasing its construction and design.
| Fonctionnalité | Détail |
|---|---|
| Nom du modèle | V212C |
| Type de haut-parleur | 2 x 12" Celestion G12M Greenback |
| Impédance | 8 Ohms |
| Puissance de sortie maximale du haut-parleur | 100 watts |
| Construction | Dos ouvert |
| Dimensions du produit (P x L x H) | 22.48"P x 27.76"L x 22.48"H |
| Poids de l'article | 56.2 livres |
| Matériel | Metal, Plastic (Cabinet construction typically wood, but these are listed materials) |
| Technologie de connectivité | 1/4 pouce TS |

Image : Gros plan view of Celestion G12M Greenback speakers, highlighting the specific speaker model used in the V212C cabinet.
Garantie
The VOX V212C Guitar Extension Cabinet comes with a manufacturer's warranty. The specific terms and duration of the warranty may vary by region and retailer. Please refer to the warranty card included with your product or visit the official VOX website pour des informations détaillées sur la garantie.
Warranty Type: Possible full warranty (as per product specifications).
Soutien
For further assistance, technical support, or service inquiries regarding your VOX V212C Guitar Extension Cabinet, please contact VOX customer support.
- Ressources en ligne : Visitez le site officiel VOX Store on Amazon or the main VOX Amplification webSite contenant des informations sur les produits, une FAQ et les contacts d'assistance.
- Centres de services : Information on authorized service centers can typically be found on the official VOX website.