Beta Three B3 B118a 18" Bandpass LF Active Speaker (1 PC)

Overview

The Beta Three B3 ΣB118a 18" Bandpass LF Active Speaker is a high-performance speaker designed for professional audio applications. This powerful speaker is suitable for use with any full-range or mid/high speaker cabinets for extended low-frequency, high-quality music reproduction. It is an ideal choice for sound engineers, musicians, and DJs looking for a reliable and versatile speaker system.

Key Specifications

• Woofer: 1 x 18" LF
• Total Power: 500W(RMS)
• Nominal Impedance (Ohm): 4Ω
• Voltage range: AC 220V-240V~, 50/60Hz (or AC 110V-120V~, 50/60Hz)
• Sensitivity (1W @ 1m): 100dB
• Frequency Response(-3db): 35Hz-250Hz
• Max SPL @ 1m: 127dB/133dB(PEAK)
• Input signal: Balanced 20kΩ, Unbalanced 10kΩ
• Dimension (W x D x H): 693 x 580 x 530mm / (27.3 x 22.8 x 20.9in)
• Net Weight: 45 kg / 99.2 lb

Application Areas

The Beta Three B3 ΣB118a 18" Bandpass LF Active Speaker is suitable for various professional audio applications, including live performances, recording studios, and DJ setups. Its high sensitivity and SPL make it ideal for large venues and outdoor events, while its six-order bandpass configuration ensures accurate low-frequency reproduction. Additionally, the built-in power amplifier module and master volume control provide easy setup and operation, making it a versatile choice for sound engineers and musicians.

Technical Details

Performance Metrics

The Beta Three B3 ΣB118a 18" Bandpass LF Active Speaker features a high-performance woofer capable of producing a total power output of 500W(RMS). The speaker has a nominal impedance of 4Ω and a sensitivity of 100dB at 1W @ 1m. Its frequency response ranges from 35Hz to 250Hz, with a maximum SPL of 127dB/133dB(PEAK) at 1m.

Power Supply & Connectivity

The Beta Three B3 ΣB118a 18" Bandpass LF Active Speaker supports both AC 220V-240V~ and AC 110V-120V~ power supplies, making it compatible with various voltage ranges. It features balanced and unbalanced input signals with impedances of 20kΩ and 10kΩ, respectively. The speaker also includes XLR input and output connectors for easy integration into existing audio systems.

Usage Tips

Setup & Configuration

Setting up the Beta Three B3 ΣB118a 18" Bandpass LF Active Speaker is straightforward. First, connect the speaker to a power source using the appropriate voltage range. Then, connect the input signal to the XLR input connector, and adjust the master volume control to the desired level. For optimal performance, position the speaker in a location that minimizes interference and maximizes sound quality.

Maintenance & Troubleshooting

To maintain the Beta Three B3 ΣB118a 18" Bandpass LF Active Speaker, clean the speaker cabinet regularly using a soft cloth and mild detergent. Avoid exposing the speaker to extreme temperatures or humidity levels, as this may affect its performance. If you experience any issues with the speaker, consult the user manual or contact Beta Three B3 customer support for assistance.

In conclusion, the Beta Three B3 ΣB118a 18" Bandpass LF Active Speaker is a powerful and versatile speaker system designed for professional audio applications. With its high sensitivity, SPL, and accurate low-frequency reproduction, it is an ideal choice for sound engineers, musicians, and DJs looking for a reliable and high-performance speaker system.