Product Overview
The JBL GSB8 is an 8-inch landscape subwoofer that enhances the low-frequency performance of JBL GSF full-range landscape speakers to deliver high-quality sound in outdoor areas. It features a true subwoofer extension down to 35 Hz, a steep, multiple-slope lowpass filter, and a premium-grade, 100-watt subwoofer-band transformer that allows for use in 70V/100V systems or low-impedance direct operation. The subwoofer is designed for underground installation, with only the audio port visible, and is built to withstand the elements. It is recommended for installation in landscape areas of commercial and retail establishments.
JBL Features:
- Transducer: 209 mm (8 in) polypropylene driver, 38 mm (1.5 in) voice coil on Kapton former
- True subwoofer performance down to 35 Hz
- Built-in steep, multiple-slope lowpass filter
- Low-impedance ohm direct operation, plus premium-grade subwoofer-band transformer for use in 70 V / 100 V systems
- Forms a complete system with JBL GSF full-range landscape speakers
- Chamber oriented directly below opening to prevent accidental damage from landscaping
- Grab handles allow easy installation
- Anchor points for securing cabinet to block or anchors
- Available in hunter green or tan finishes to fit a wide variety of landscapes
- Dimensions: 768 mm height x 311 mm diameter (30.1 x 12.2 in)
JBL Specifications:
- Frequency Range (-10 dB): 35 Hz – 130 Hz
- Frequency Response (+/-3 dB): 43 Hz – 120 Hz
- Power Rating:
- 500 W Continuous Program (2 hrs)
- 250 W (1000 W Peak), Continuous Pink Noise (2 hrs)
- 150 W (600 W Peak), Continuous Pink Noise (100 hrs)
- Sensitivity: 84 dB (ave. 43 Hz – 110 Hz)
- Maximum SPL: 114 dB peak (108 dB continuous, 2 hr) @ 1m
- Coverage Pattern: Omnidirectional
- Nominal Impedance: 6 Ω (at 6 Ω tap)
- Transformer Taps:
- 70 V: 100 W, 50 W, 25 W
- 100 V: 100 W, 50 W
- Driver: 209 mm (8-inch) driver, polypropylene injection cone, thermoplastic vulcanizate surround, 50 mm (2-inch) voice coil on glass fiber former
- Terminals: Bare wire with dielectric-gel-filled wire nuts (1 meter single jacked cable 7 wires with 14 AWG)
- Enclosure Material: LDPE Polyethylene plastic, 6 mm minimum wall thickness, color throughout
- Color: Hunter Green (RAL 6018) or Tan (RAL7004)
- Dimensions: 768 mm height x 311 mm diameter (30.1 x 12.2 in)
- Net Weight: 9.3 kg (20.5 lbs)
- Included Accessories: (7) gel-filled wire nuts
