Summary of Contents for FUNDAMENTAL ACOUSTIC RESEARCH LBE 18 A
- Page 1 FUNDAMENTAL ACOUSTIC RESEARCH OWNER’S MANUAL OWNERS MANUAL LBE 18 A OWNERS MANUAL LBE 18 A...
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Page 2: Table Of Contents
FUNDAMENTAL ACOUSTIC RESEARCH Thank you for choosing the FAR LBE 18 A subwoofer. LBE 18 A In order to obtain the best performance from this active subwoofer, please be sure to read this owner’s manual and use your speaker only in accordance with its instruction. -
Page 3: Installation
Maximum length of the link cables switched on. symmetric :15 meters asymmetric : 8 meters Signal The input signal is available in XRL or Jack plugs, both • Maximum linked LBE 18 A ’s : are electronically symmetric inputs. OWNERS MANUAL LBE 18 A... -
Page 4: Technical Description
Maximum pressure level (Cabinets @ 1 m) Frequency Range ± 3 dB 20-80 / 120 Active filter Low pass section Crossover frequency 80/120 Hz 24 dB/Octave Limiter (on/off) +2dB Components Woofer 46 cm/18 inch Amplifier Specifications Power Peak Power Nominal Power OWNERS MANUAL LBE 18 A... - Page 5 35 V/µs SN ratio > 100 dB Distortion Intermodulation 0,01% Total 0,05% Input Sensitivity 0 dB Impedance > 10 kOhm Connectors Input (symmetric) XLR & Jack Link Remote RJ-45 External dimensions Height Width Depth Weight OWNERS MANUAL LBE 18 A...
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Page 6: Technical Drawing
FUNDAMENTAL ACOUSTIC RESEARCH TECHNICAL DRAWING LEGEND 1. Main level tuning 2. Limiter function 3. Link 4. Input XLR 5. Frequency adjustment 6. Cooling system 7. Mains 8. Power 9. Phase adjustment 10. Input/output for level remote control OWNERS MANUAL LBE 18 A... -
Page 7: Fine Frequency Tuning
FUNDAMENTAL ACOUSTIC RESEARCH FINE FREQUENCY TUNING For maximum efficiency use the switches on the rear panel. One for the phase adjustment (Figure 1) and one for the frequency adjustment (Figure 2). Frequency adjustment Phase adjustment The switch can be set to one of the two positions for an The switch can be set to one of the two positions for an optimum placement in your room. -
Page 8: Limiter Function
FUNDAMENTAL ACOUSTIC RESEARCH Limiter function Rear panel level. The LBE 18 A has a built in limiter developed to protect the drivers against harmful signals. The limiter acts Adjust the sound level by turning the main level knob to directly on the input signal by decreasing it when it the desired position. -
Page 9: Troubleshooting
FUNDAMENTAL ACOUSTIC RESEARCH TROUBLESHOOTING This section is designed to trouble free technical operation. Most of the problems encountered by the users are due to operating mistakes .Please support@far-audio.com check this list first for a possible solution. If the problem persists, consult your local FAR distributor or EMAIL to :...
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