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VTX B28-B28 SUB-Arrayable Dual-18-inch Subwoofer
VTX B28 / B28 SUB is an arrayable dual 18-inch subwoofer designed for high-output, controllable low-frequency reinforcement in touring, rental, AV and high-end fixed-install systems.
- Product Model: VTX B28
- Company Model: B28 SUB
- Type: Arrayable Dual-18-inch Subwoofer
- Drivers: 2 x JBL 2288H-M, 18 in, dual 4 in voice coil, Neodymium Differential Drive
- Frequency Range: 25 Hz - 80 Hz (-10 dB), preset VTX B28 80
- System Input Power Rating: 2600 W Continuous (IEC/100 h)
- Maximum SPL: 141 dB maximum peak output
- Nominal Impedance: 4 ohms
- Coverage / Configuration: Omnidirectional or cardioid based on preset selection and cabinet orientation/configuration
- Connectors: Neutrik speakON NL4, one rear and one front; Pins 1 +/- active; Pins 2 +/- not connected
- Dimensions: 508 x 1324 x 750 mm / 20 x 52.1 x 29.5 in (H x W x D)
- Weight: 87 kg / 191.8 lb
- Enclosure: 18 mm 13-ply and 12 mm 9-ply Finnish birch plywood with four integral recessed handles
- Finish: Black DuraFlex finish
- Protective Grille: Powder-coated 1.8 mm / 14-gauge hex-perforated stainless steel with black cloth backing
- Recommended Amplifier: Crown I-Tech 12000HD or Crown I-Tech 4x3500HD
- IP Rating: IP55 (IEC 60529)
- Suspension: High-grade steel with anti-corrosion coating; up to 16 suspended enclosures per official rigging documentation
标题
VTX B28 / B28 SUB is an arrayable dual 18-inch subwoofer for high-output, controllable low-frequency reinforcement in touring, rental, AV and high-end fixed-install systems.
Applications
Designed for touring systems, festivals, arenas, high-end fixed installations and full-range VTX deployments requiring deep LF extension, cardioid or omnidirectional subwoofer operation, and scalable rigging support.
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Technical parameters
Model: VTX B28 / B28 SUB
Type: Arrayable Dual-18-inch Subwoofer
Drivers: 2 x JBL 2288H-M, 18 in, dual 4 in voice coil, Neodymium Differential Drive
Frequency range: 25 Hz - 80 Hz (-10 dB), preset VTX B28 80
System input power rating: 2600 W Continuous (IEC/100 h)
Maximum SPL: 141 dB maximum peak output
Nominal impedance: 4 ohms
Coverage / configuration: Omnidirectional or cardioid based on preset selection and cabinet orientation/configuration
Connectors: Neutrik speakON NL4, one rear and one front; Pins 1 +/- active; Pins 2 +/- not connected
Dimensions: 508 x 1324 x 750 mm / 20 x 52.1 x 29.5 in (H x W x D)
Weight: 87 kg / 191.8 lb
Enclosure: 18 mm 13-ply and 12 mm 9-ply Finnish birch plywood with four integral recessed handles
Finish: Black DuraFlex finish
Protective grille: Powder-coated 1.8 mm / 14-gauge hex-perforated stainless steel with black cloth backing
Recommended amplifier: Crown I-Tech 12000HD or Crown I-Tech 4x3500HD
IP rating: IP55 (IEC 60529)
Suspension: High-grade steel with anti-corrosion coating; up to 16 suspended enclosures per official rigging documentation
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