Ampeg VB-115
Ampeg VB-115 Bass Cabinet User Manual
Model: VB-115
Introduction
The Ampeg Venture Series VB-115 Bass Cabinet is designed to deliver modern style and features for contemporary bassists, continuing Ampeg's tradition of innovation. This lightweight and rugged cabinet features a custom-voiced Lavoce neodymium woofer and a variable high-frequency driver, making it ideal for gigging musicians. This manual provides essential information for the proper setup, operation, and maintenance of your VB-115 bass cabinet.
Important Safety Information
- Read these instructions thoroughly before operating the product.
- Keep these instructions for future reference.
- Heed all warnings on the product and in the operating instructions.
- Follow all instructions.
- Do not use this apparatus near water.
- Clean only with a dry cloth.
- Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.
- Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
- Only use attachments/accessories specified by the manufacturer.
- Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way.
Setup Guide
Unpacking
- Carefully remove the VB-115 cabinet from its packaging.
- Inspect the cabinet for any signs of damage that may have occurred during shipping. If damage is found, contact your dealer immediately.
- Retain the original packaging materials for future transport or storage.
Placement
- Place the cabinet on a stable, level surface.
- Ensure adequate ventilation around the cabinet to prevent overheating. Do not place it against a wall or in an enclosed space without proper airflow.
- Avoid placing the cabinet in direct sunlight or near heat sources.
Connections
The VB-115 cabinet is designed to be connected to a bass amplifier head. Always ensure your amplifier is turned off before making any connections.
- Use a high-quality speaker cable (not an instrument cable) to connect the speaker output of your bass amplifier head to one of the input jacks on the rear of the VB-115 cabinet.
- The VB-115 has an impedance of 8 Ohms. Ensure your amplifier's output impedance matches or is compatible with this rating.
- If connecting multiple cabinets, ensure the total impedance is compatible with your amplifier.

Figure 1: Front view of the Ampeg VB-115 Bass Cabinet, showcasing its black carbon fiber-style Tolex covering and the Ampeg logo.

Figure 2: Rear view of the Ampeg VB-115 Bass Cabinet, highlighting the speaker input jacks and the variable high-frequency attenuator.
Operation
Basic Operation
- Once the cabinet is properly connected to your amplifier, turn on your amplifier.
- Start with the amplifier's volume control at its lowest setting.
- Gradually increase the volume to your desired listening level.
- Adjust the variable high-frequency attenuator on the rear of the cabinet to fine-tune the treble response to your preference. Turning it clockwise increases the high-frequency output, while counter-clockwise decreases it.
Features Overview
- Ultra-lightweight yet rugged construction: Designed for portability and durability.
- Carbon fiber-style Tolex covering and modern Ampeg logo: Provides a sleek and protective finish.
- Custom Lavoce neodymium woofers and high-frequency driver: Delivers clear and powerful bass tones.
- Variable high-frequency attenuator: Allows for precise control over the cabinet's treble response.
Care and Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the cabinet. Do not use abrasive cleaners, solvents, or waxes.
- Storage: When not in use for extended periods, store the cabinet in a cool, dry place, away from extreme temperatures and humidity.
- Transportation: Always use proper lifting techniques when moving the cabinet. Consider using an optional padded cover for added protection during transport.
- Inspection: Periodically check all connections and hardware for tightness and wear.
Troubleshooting
If you encounter any issues with your Ampeg VB-115 Bass Cabinet, please refer to the following table for common problems and their solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from cabinet | Incorrect or loose speaker cable connection. Amplifier not powered on or faulty. | Ensure speaker cable is securely connected at both ends. Verify amplifier is on and functioning correctly. |
| Distorted sound | Amplifier gain too high. Damaged speaker. | Reduce amplifier gain or volume. If distortion persists, contact qualified service personnel. |
| Weak or inconsistent sound | Faulty speaker cable. Incorrect impedance match. | Try a different speaker cable. Verify amplifier output impedance matches cabinet's 8 Ohms. |
Technical Specifications
| Feature | Specification |
|---|---|
| Model | VB-115 |
| Speaker Configuration | 1 x 15-inch Lavoce Neodymium Woofer |
| High-Frequency Driver | Variable Attenuator |
| RMS Power Handling | 250 Watts |
| Program Power Handling | 500 Watts |
| Nominal Impedance | 8 Ohms |
| Item Weight | 45 pounds |
| Product Dimensions | 22.4 x 27.64 x 27.32 inches |
| Color | Black |
Warranty and Support
The Ampeg VB-115 Bass Cabinet is covered by a manufacturer's warranty. Please refer to the official Ampeg website or the warranty card included with your product for detailed terms and conditions regarding warranty coverage and registration.
For technical support, service, or any questions not covered in this manual, please visit the official Ampeg support website or contact their customer service department. Contact information can typically be found on the Ampeg website or on your product's packaging.
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