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SEEBURG acoustic line

Contents

Foreword ................................................................................ 3

Part 1 – General Information

Components ........................................................................... 4

Safety instructions .................................................................. 5

Coverage................................................................................ 6

Possible combinations, groundstack Galeo ............................. 7

Combination with Galeo XT .................................................... 9

Part 2 – Assembly and Rigging

Transportation ...................................................................... 10

EASE Focus ......................................................................... 11

Assembly and disassembly, flown operation ......................... 12

Assembly and disassembly, groundstack operation .............. 15

Part 3 – System Start-up

System rack.......................................................................... 16

Controller setups .................................................................. 17

Cabling................................................................................. 18

Sound optimisation ............................................................... 19

Содержание Galeo System

Страница 1: ...User Manual Galeo System Galeo Cylindric Wave Unit Galeo Sub Galeo Flying Frame Galeo Sub Flying Frame Last updated 09 2008 ...

Страница 2: ...6 Possible combinations groundstack Galeo 7 Combination with Galeo XT 9 Part 2 Assembly and Rigging Transportation 10 EASE Focus 11 Assembly and disassembly flown operation 12 Assembly and disassembly groundstack operation 15 Part 3 System Start up System rack 16 Controller setups 17 Cabling 18 Sound optimisation 19 ...

Страница 3: ...sively for this unit the Galeo Sub offers a high level of bass lowest distortion and a long throw Please read this user manual carefully and follow the instructions provided It should be within reach at all time when setting up the Galeo system in order to be able to find a solution to any queries With the purchase of a Galeo system you will have also received a structural analysis certificate tha...

Страница 4: ...d pressure level with even horizontal directivity and excellent sound quality A Galeo unit is fitted with two 8 low mid drivers and one 1 4 HF driver The acoustic crossover frequency is approximately 900 Hz The two way active operation is effected via system amping The chassis which is made of an aluminium and multilayered birch multiplex composite is polyurea coated providing it with adequate pro...

Страница 5: ...production facilities for the performing arts magnetic and electrical Even if not connected to a power source loudspeakers produce a static magnetic field that can damage cards with a magnetic strip or delete sound recordings and the like Amplifiers can emit dangerous voltage This voltage is also present on free loudspeaker connectors It is vital that these connectors are covered when not used or ...

Страница 6: ...an 80 horn function the nominal coverage angle can be modified accordingly Art Nr 0400 80 This modification is particularly useful in the case of the upper units of a line array system when a broad coverage angle is not required but throw is to be increased The front guard is held in place by 4 small neodymium magnets and secured via a steel cable safety Vertical coverage is adjusted by curving an...

Страница 7: ... by EASE Focus The best acoustic results are obtained if both Galeo Sub and Galeo are flown within the immediate vicinity of each other one below the other Within the crossover frequency all sound emitting sources are close together in relation to the wavelength resulting in an optimum addition However flown operation of basses does not facilitate ground coupling Therefore the maximum level is low...

Страница 8: ...or movement For inclination angles ranging from 3 5 to 3 5 the stacking device rests on the upper steel plate and is secured using the ball lock pin In the case of larger inclination angles ranging from 6 bis 12 the spacer of the Galeo is inserted into the stacking device and secured using the ball lock pin Alternatively the Galeo flying frame can be extended into a stacking frame so that it is al...

Страница 9: ...employed when the given maximum level requirements within the mid high range cannot be achieved using the Galeo XT on its own or if strong curving is desired at the lower end of the line array A maximum of 6 Galeo units may be attached to the transition cradle and the permitted maximum load for the Galeo XT flying frame must not be exceeded The transition cradle is secured in the upper borehole in...

Страница 10: ... are on the rear side of the Galeo This will enable you to check completeness and serial numbers at a glance For transportation purposes the wheelboard Art No 01270 can be attached to the front of the Galeo Sub Place both hooks catches in the upper and lower mounting eyes and then tighten the butterflies Using the handle located on top the Galeo Sub can now be tilted forward onto the wheels For tr...

Страница 11: ...one below the other with the boxes set at a slight angle to make full use of the advantages of acoustic coupling cylindrical wave In addition the amount of rigging required is reduced due to the fact that the system is flown only from one single point If greater overall inclination angles than those obtainable with pinpoint 10 are required explicit entry of inclination angle and not the pinpoint t...

Страница 12: ...regulations can be viewed on the internet at www arbeitssicherheit de Do not assemble an array of Galeo loudspeakers that is not covered by the structural analysis certificate or has not been separately certified by a qualified person The structural analysis certificate contains the following cases for flown operation using the Galeo flying frame up to 8 Galeo on pinpoint 6 10 freely suspended up ...

Страница 13: ...in the pinpoint according to the EASE Focus simulation to the chain hoist using an approved and adequately dimensioned shackle BGV C1 Use the chain hoist to remove the line array from the flightcase and then set the degree of angulation Whilst one person relieves the strain the other person removes the rear ball lock pin from the unit of which the curving angle is to be adjusted The ball lock pin ...

Страница 14: ...use tools Never loosen the front connection only on one side and avoid any tilting of the housing in order not to damage the flying hardware Never attempt to withdraw a ball lock pin without first pressing the fastener in the centre Twisting of the line array can be avoided by the use of additional usually unencumbered bracings These can also prevent swaying in windy conditions For this purpose us...

Страница 15: ... then be braced and secured accordingly in order to prevent toppling in windy conditions separate certificate is required Do not assemble groundstacks in areas that are accessible to the public or where they can possibly even be knocked over in a panic situation Using the stacking device on the top of the Galeo Sub the Galeo can be mounted directly onto the Galeo Sub without the need for further s...

Страница 16: ...stem racks connected to a 32A CEE socket These configured system racks offer maximum possible reliability Other configurations are optionally available if desired The wheelboard is connected to the rack with two standard M8 screws and is centred above the rubber feet Therefore it is possible to easily remove the wheelboard in order to stack the system racks on top of one another if only limited sp...

Страница 17: ... the factory and should not be changed The system controllers are supplied with settings for 4 6 and 8 elements The longer the speaker array the more the low and mid ranges are amplified by acoustic coupling meaning that these must be lowered in the controller However experience shows that longer arrays are usually also used to achieve higher sound intensity The corresponding increase in the low a...

Страница 18: ... amplifier s performance 2 ohm operation is not recommended even if the amplifier manufacturer has specified this mode of operation Therefore to achieve optimum operational safety combine a maximum of six Galeo units per amplifier channel 2 7 ohm operation The pin configuration of the speakon sockets is printed on the connection panels of the system rack and speaker cabinets Galeo 1 1 1 4 Hi 2 2 8...

Страница 19: ... is laid on the floor Ensure that the floor is reverberant in the vicinity of the microphone For optimisation of frequencies above 1kHz the microphone is placed on a normal microphone stand Never effect optimisation based on one single microphone position but on the average of several measurements over the entire audience area This is the only way to ensure that the majority of listeners will bene...

Страница 20: ...SEEBURG acoustic line 20 Appendix ...

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