B&C Speakers 12TBX100
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Essential Information About the B&C 12TBX100 12-Inch Woofer
Essential Information About the B&C 12TBX100 12-Inch Woofer
- High Power Handling : 2000W AES at 8 Ohms, designed for demanding sound reinforcement systems.
- Solid and Controlled Bass : specified frequency response from 45Hz to 1kHz, ideal for compact bass-reflex enclosures.
- Built to Withstand : 100 mm copper wire voice coil, double silicone spider, and triple roll suspension.
- Reliable for Intensive Use : exponential cone with waterproof treatment front and back for enhanced durability under stress.
Manufacturer Information
B&C Speakers
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The 12TBX100: A 12-Inch Driver Tailored for Modern Sound Reinforcement
In the realm of sound reinforcement woofers, a high-performance 12-inch driver remains a strategic format: compact enough for reasonable enclosure sizes while capable of delivering physical and clean bass. The B&C 12TBX100 follows this logic with a design focused on "useful high efficiency," mechanical robustness, and thermal management, to meet current applications demanding level, consistency, and reliability over long sessions.
Intended Uses and Target Users
The B&C 12TBX100 is aimed at integrators, loudspeaker manufacturers, contractors, and DIY enthusiasts seeking a 12-inch woofer capable of handling high power without compression. It is particularly well-suited for compact bass-reflex subwoofer builds, bass reinforcement for satellite systems, or modules dedicated to the low end when a small footprint is desired. Thanks to its specified operating range up to 1kHz, it can also be integrated into architectures where the crossover to a midrange or compression driver is relatively high, depending on filtering and directivity objectives.
Design and Key Performance Features
100 mm Voice Coil and Ferrite Motor: Stability and Endurance
The 100 mm copper wire voice coil is a central element for power handling and maintaining consistent performance at high levels. Paired with a ferrite magnet, the motor structure aims for robust behavior, suitable for demanding systems and environments where operational consistency is critical.
Mechanical Robustness: Xmax, Suspension, and Double Spider
With an Xmax of 9.0 mm, the 12TBX100 is designed to accommodate significant excursion in the bass range. The triple roll suspension helps maintain control at high excursions, while the double silicone spider reinforces the stability of the moving assembly. The result is a more composed behavior when the acoustic load becomes demanding, especially in tuned bass-reflex enclosures.
Treated Cone: Enhanced Resistance to Real-World Conditions
The exponential cone features a waterproof treatment front and back. This choice improves resistance to humidity and field stresses (transport, temperature variations, intensive use), while preserving the mechanical integrity necessary to deliver clean and impactful bass.
Technical specifications
| Rackable | No | Type | Speakers |
| Category | sound reinforcement accessory | ||
| Brand / Model | B&C 12TBX100 | Voice Coil | 100 mm, copper wire |
| Nominal Diameter | 12 inches (31 cm) | Suspension | Triple roll |
| Nominal Impedance | 8 Ohms | Cone | Exponential with waterproof treatment front and back |
| Magnet | Ferrite | Spider | Double silicone |
| Power Handling | 2000W AES | Total Diameter | 319 mm |
| Sensitivity | 95 dB (1W / 1m) | Height | 135 mm |
| Frequency Response | 45Hz - 1kHz | Weight | 11.8 kg |
| Fs | 42Hz | Recommended Volume | 40 liters |
| Qts | 0.26 | Tuning Frequency | 43Hz |
| Xmax | 9.0 mm | ||
Questions frequently asked
What enclosure volume is recommended for the B&C 12TBX100?
A 40-liter bass-reflex enclosure tuned to 43 Hz is recommended. This configuration corresponds to use in a bass-reflex speaker cabinet.
What are the nominal impedance and AES power rating for this 12-inch driver?
The nominal impedance is 8 ohms and the declared AES power rating reaches 2000 W.
Is this 12-inch driver suitable for a compact subwoofer?
This model is designed for compact bass-reflex subwoofers and bass reinforcement. Its resonance frequency Fs is 42 Hz. The declared maximum excursion of 9 mm supports performance in the low-frequency range.
Up to what frequency can the 12TBX100 operate?
The specified frequency response ranges from 45 Hz to 1 kHz. Crossover to a midrange or compression driver can be considered depending on the chosen filtering.
What is the construction of the voice coil and suspension?
The 100 mm voice coil uses copper wire with a ferrite magnet motor structure. The triple roll surround and double silicon spider contribute to the stability of the moving assembly. The exponential cone receives a waterproof coating on both the front and rear faces.



