Product Overview
The JBL GSB12 landscape subwoofer complements JBL GSF full-range landscape speakers to deliver high-quality sound in lawn and garden areas of commercial and retail establishments. Its true subwoofer extension down to 30 Hz and steep, multiple-slope lowpass filter ensure superior fidelity. With its premium-grade, 200-watt transformer, it can be used in 70 V / 100 V systems or for low-impedance direct operation. Its underground installation and low-profile design with only the audio port visible make it ideal for outdoor installation, while grab handles and tabs make it easy to secure to blocks or anchors. Recognized with international design awards, the GSB12 is perfect for hotels, shopping centers, restaurants, public spaces, and theme parks.
JBL GSB-12 Features:
- Transducer: GSB12: 305 mm (12 in) polypropylene driver, 50 mm (1.5 in) voice coil on Kapton former
- True subwoofer performance down to 30 Hz
- Built-in steep, multiple-slope lowpass filter
- Low-impedance 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: 866 mm Height x 402 mm Diameter (34 x 16 in)
JBL GSB-12 Specifications:
- Frequency Range (-10 dB): 30 Hz – 120 Hz
- Frequency Response (+/-3 dB): 39 Hz – 107 Hz
- Power Rating:
- 900 W Continuous Program (2 hrs)
- 450 W (1800 W Peak), Continuous Pink Noise (2 hrs)
- 300 W (1200 W Peak), Continuous Pink Noise (100 hrs)
- Sensitivity: 85.5 dB (ave. 40 Hz – 105 Hz)
- Maximum SPL: 118 dB peak (111 dB continuous, 2 hr) @ 1m
- Coverage Pattern: Omnidirectional
- Nominal Impedance: 6 Ω (at 6 Ω tap)
- Transformer Taps:
- 70 V: 200 W, 100 W, 50 W
- 100 V: 200 W, 100 W
- Driver: 305 mm (12-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: 842 mm Height x 400 mm Diameter (34.2 x 15.8 in)
- Net Weight: 16.2 kg (35.7 lbs)
- Included Accessories: (7) wire nuts
