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REL Acoustics Britannia Range User Manual

5

WELCOME

Thank  you  for  buying  a  REL  Britannia  range  Sub-Bass  system.   Our  Britannia  range  is
carefully  hand  built  using  the  finest  materials  available  and  is  designed  for  maximum
performance.  This manual contains important safety information as well as helpful advice and
should be carefully studied before connecting up.

WARRANTY

This product is warranted to be free of all defects in material and workmanship for three years
from the date of original purchase by the original owner. A purchase receipt or other proof of
original purchase will be required before warranty service is rendered. This warranty is not
transferable and does not apply to any defects caused by negligence, accidents, misuse,
modification, disassembly, or repair by other than the manufacturer, or by other than normal
use for which this product was intended. Within the period of this warranty, Sumiko will repair
or replace at our service center located at 2431 Fifth St., Berkeley, CA 94710 any part proving
defective in material or workmanship. All expenses, except collateral expenses, related to
replacing or repairing a defective part under this warranty will be assumed by Sumiko, except
for the cost of transporting and insuring the product to our above-named service center. The
buyer must notify Sumiko of any defect, malfunction, or nonconformity promptly upon
discovery. Within 30 business days after receiving the defective product from the buyer,
Sumiko will repair or replace the defective part. We neither assume nor authorize any
representative or other person to assume for us any other liability in connection with the sales
or shipment of our products. We reserve the right to make changes or improvements in our
products without incurring any obligation to similarly alter products previously purchased. The
buyer has the right to bring any action at law or equity to resolve disputes concerning or to
enforce the provision of this warranty.

SERVICE AFTER WARRANTY

Please  contact  your  dealer  in  the  first  instance  before  returning  any  product  directly  to  us.
Should the unit need to be returned for any reason, all shipping costs will be payable by the
customer. Losses or damage caused during transit are the customer's risk.

Содержание Britannia B1

Страница 1: ...USER MANUAL Britannia Series B1 B2 B3 REL Acoustics Limited North Road Bridgend Industrial Estate Bridgend CF31 3TP Great Britain Telephone 44 0 1 656 768 777 Fax 44 0 1 656 766 093 Web www rel net...

Страница 2: ...REL Acoustics Britannia Range User Manual 2...

Страница 3: ...T 13 TO CONNECT TO MONO BLOCK POWER AMPLIFIERS USING THE HIGH LEVEL NEUTRIK UNBALANCED INPUT 14 TO CONNECT TO DIFFERENTIAL BALANCED OUTPUT POWER AMPLIFIERS USING THE BALANCED HIGH LEVEL INPUT 16 TO CO...

Страница 4: ...that it cannot be walked on 9 For added protection during a lightening storm or when not in use for long periods of time unplug it from the wall socket 10 Never spill any kind of liquid on the unit 1...

Страница 5: ...ective in material or workmanship All expenses except collateral expenses related to replacing or repairing a defective part under this warranty will be assumed by Sumiko except for the cost of transp...

Страница 6: ...product is CE marked and has been tested to ensure it satisfies all relevant standards It satisfies all relevant standards for Conducted Emissions Radiated Emissions Susceptibility and Immunity It al...

Страница 7: ...the filter controls 3 Balanced and unbalanced inputs via high quality sockets 4 Mode switch to control phase and low level filter bypass 5 All components of matching superior quality to achieve both l...

Страница 8: ...olled within the software by the processor s decoder circuitry The high level inputs are always routed through the ABC The phase can be reversed by 180 degrees by means of this same switch to preserve...

Страница 9: ...SYSTEM PROTECTED BY MADE IN GREAT BRITAIN www rel net R HIGH LEVEL BALANCED INPUT Britannia B1 TM MAX MIN MAX MIN 1 2 3 4 A B C D 1 2 3 5 6 MODE LO LEVEL HI LEVEL COARSE FINE LO INPUT 0dB 12dB SOURCE...

Страница 10: ...1 2 3 4 5 6 MODE LO LEVEL HI LEVEL COARSE FINE LO INPUT 0dB 12dB SOURCE 1 2 3 4 LINE LFE LINE LFE PHASE 0 0 180 deg 180 deg MODE SELECTOR ROLLOFF HIGH LEVEL UNBALANCED INPUT LINE LEVEL BALANCED INPUT...

Страница 11: ...LEVEL BALANCED INPUT Britannia B3 TM MAX MIN MAX MIN 1 2 3 4 A B C D 1 2 3 4 5 6 MODE LO LEVEL HI LEVEL COARSE FINE LO INPUT 0dB 12dB SOURCE 1 2 3 4 LINE LFE LINE LFE PHASE 0 0 180 deg 180 deg MODE SE...

Страница 12: ...oint used in conjunction with Fine Roll Off control above See chart on amplifier or in this manual page 8 for crossover frequencies determined by setting combinations of both controls 0dB LO INPUT pho...

Страница 13: ...fer receives exactly the same signal as the main speakers which means that the character of the bass from the main system is carried forward into the sub bass This is a very important point and togeth...

Страница 14: ...plug place thumb on chrome lever move lever backwards rotate plug anti clockwise counter clockwise in the US quarter turn and withdraw Supplied Neutrik Speakon High level Interconnect RED HIGH LEVEL...

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Страница 16: ...h channel A differential amplifier does not have to be a mono amplifier or one that has balanced inputs There are a number of stereo integrated and basic amplifiers that are differential The output to...

Страница 17: ...nto the 0dB input on the sub woofer If when using the 0dB input the output of the sub woofer is too low then use the 12dB input The output level is adjusted using the control marked LO LEVEL If the lo...

Страница 18: ...tion to the other then this method will cause a mono signal to be sent to the main amplifier s or active speakers If in doubt then contact your dealer distributor or the manufacturer of the pre amplif...

Страница 19: ...LR balanced input not fitted on B3 is a single channel input designed for professional use when connected to a mixing desk or a pre amp control unit with balanced line outputs Two sub bass systems are...

Страница 20: ...s pressurisation below 40Hz is best derived from corner placement where the most linear and efficient low bass can be produced Basic set up should take no more than ten to fifteen minutes to accomplis...

Страница 21: ...r fullest is the correct position and as often as not may be 180 degree phase That is this position is working in harmony with your main speakers reinforcing bass and not cancelling it 2 Placement The...

Страница 22: ...o receive the bass signal via the high level cable In this configuration the REL provides support for both the left and right speakers for two channel listening and support for the LFE when movies are...

Страница 23: ...on to the room and is fully pressurising it the air around the sub will seem to be energised Stop right there This is the correct position for the sub Orientation Once the position from the corner ha...

Страница 24: ...ve unit Apart from being sonically offensive this can cause drive unit damage Set Safe detects the point of incipient clipping and reduces the signal level to ensure actual clipping does not occur Eve...

Страница 25: ...ity to dissipate more heat and this translates into greater bass depth and volume To help control this power and to further minimise port noise both the B2 and the B1 models incorporate Balanced ARM l...

Страница 26: ...set period of no signal condition up to 10 15 minutes and which need to power up on receipt of a sudden transient thus failing to catch the start of that transient There is also the possibility of the...

Страница 27: ...ong Throw 250mm Long Throw Heavy Duty Cast Chassis 300mm Long Throw Heavy Duty Cast Chassis LOWER FREQUENCY RESPONSE IN ROOM AT 6dB POWER OUTPUT WATTS 200 RMS 300 RMS 500 RMS PHASE 0 and 180 Degrees 0...

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