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KARA II DOWNFILL FOR K1

addendum (EN)

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Summary of Contents for KARA II DOWNFILL FOR K1

Page 1: ...KARA II DOWNFILL FOR K1 addendum EN ...

Page 2: ... K1 addendum EN version 1 0 Distribution date January 26 2021 2021 L Acoustics All rights reserved No part of this publication may be reproduced or transmitted in any form or by any means without the express written consent of the publisher ...

Page 3: ...6 Loudspeaker con gurations 7 Line source 7 Additional down ll element 9 Kara II 9 Rigging system description 11 K1 BUMP 11 KARA DOWNK1 11 Mechanical safety 12 Assessing mechanical safety 12 Rigging procedures 14 Rigging a Kara II down ll array under a K1 array 14 Speci cations 18 APPENDIX Recommendation for speaker cables 23 3 ...

Page 4: ... maximum con gurations outlined in this manual To check the conformity of any con guration in regards with the safety precautions recommended by L Acoustics model the system in Soundvision and refer to the warnings in Mechanical Data section Be cautious when ying a loudspeaker con guration Before installing raising the product check each individual element to make sure that it is securely fastened...

Page 5: ... or damage to the product It can also notify the user about instructions that must be strictly followed to ensure safe installation or operation of the product This symbol noti es the user about instructions that must be strictly followed to ensure proper installation or operation of the product This symbol noti es the user about complementary information or optional instructions Introduction How ...

Page 6: ... OUT 4 HF IN A 0 dB 0 ms ON KARAIIDOWNK1 loudspeaker elements outputs channels routing gain delay polarity mute LF OUT 1 LF ON HF OUT 2 HF IN A 0 dB 0 ms ON LF OUT 3 LF ON HF OUT 4 HF IN A 0 dB 0 ms ON K1SB_X outputs channels routing gain delay polarity mute OUT 1 SB IN A 0 dB 0 ms ON OUT 2 SB IN A 0 dB 0 ms ON OUT 3 SB IN A 0 dB 0 ms ON OUT 4 SB IN A 0 dB 0 ms ON 6 Kara II down ll for K1 addendum...

Page 7: ...throw By providing the K1 SB with the same frequency response as the K1 low section the K1SB_X preset allows the K1 SB enclosure to be used as an LF line source element increasing the length of the sub low line source The K1 and K1 SB enclosures are driven by the LA8 LA12X ampli ed controllers PRESET K1 Standalone K1 line source Enclosure K1 Preset K1 Frequency range 10 dB 35 Hz 20 kHz Kara II dow...

Page 8: ...K1 K1 SB Preset K1 K1SB_X Frequency range 10 dB 35 Hz 20 kHz Recommended ratio 2 K1 1 K1 SB Minimum line length 8 K1 4 K1 SB When using K1 with K1SB_X do not add any delay value between the K1 and K1 SB elements of a same line source 8 Kara II down ll for K1 addendum EN version 1 0 ...

Page 9: ...optimize the acoustic coupling between the Kara II and K1 line sources The Kara II enclosure is driven by the LA4X LA8 LA12X ampli ed controllers The KARAIIDOWNK1 preset is optimized for a 110 ns setting on Kara II PRESET KARAIIDOWNK1 K1 LINE SOURCE K1 K1 SB LINE SOURCE Line source with Kara II down ll system Enclosure K1 K1 SB in line source Kara II Preset K1 K1SB_X KARAIIDOWNK1 Frequency range 1...

Page 10: ...Loudspeaker con gurations Using the Kara Kara II system Refer to the Kara II owner s manual for the operating modes of as a main system 10 Kara II down ll for K1 addendum EN version 1 0 ...

Page 11: ...ount up to four LA RAK II AVB touring racks on the structure KARA DOWNK1 KARA DOWNK1 is a rigging interface for Kara II under a K1 array The four tabs on the top are compatible with the K1 rigging system The four slits tted with ball locking pins accommodate the Kara II rigging arms slits and ball locking pins x4 tab x4 Kara II down ll for K1 addendum EN version 1 0 11 ...

Page 12: ...ny array con guration before implementation refer to the following warnings Rated working load limit WLL is not enough The rated WLL is an indication of the element resistance to tensile stress For complex mechanical systems such as loudspeaker arrays WLLs cannot be used per se to determine the maximum number of enclosures within an array or to assess the safety of a speci c array con guration Mec...

Page 13: ...ual environmental conditions A higher safety factor is recommended with factors such as extreme high or low temperatures strong wind prolonged exposition to salt water etc Always consult a rigging specialist to adopt safety practices adapted to such a situation Kara II down ll for K1 addendum EN version 1 0 13 ...

Page 14: ...n array of three Kara II with 0 inter enclosure angles Refer to the Kara II owner s manual Position the Kara II array under the K1 array Make sure the latches on the bottom K1 are in storage position Procedure 1 Take out the four rigging arms on the top Kara II enclosure a Lock the front rigging arms in linking position 14 Kara II down ll for K1 addendum EN version 1 0 ...

Page 15: ...to 10 2 Secure a KARA DOWNK1 on top of the Kara II array Position the higher ledge at the rear Secure the Kara II rigging arms inside the slits with the ball locking pins 3 Lower the K1 array as close as possible to the assembly without resting on it Kara II down ll for K1 addendum EN version 1 0 15 ...

Page 16: ...s away from the contact area between the ledge and the cabinet Risk of cable damage Disconnect any cable from the K1 bottom connector 5 Connect KARA DOWNK1 to the bottom of the K1 array a Rotate the top Kara II upwards and secure the rear KARA DOWNK1 tabs to the K1 rigging 16 Kara II down ll for K1 addendum EN version 1 0 ...

Page 17: ...bs to the K1 rigging Slightly lower the K1 array if necessary c Reconnect the top Kara II at the rear to the assembly 6 Raise the array 7 Set the inter enclosure angles Refer to the Kara II owner s manual Kara II down ll for K1 addendum EN version 1 0 17 ...

Page 18: ...edance LF 2 8 Ω MF 8 Ω HF 8 Ω Connectors IN 1 8 point PA COM LINK 1 8 point PA COM Rigging and handling 4 handles integrated into the cabinet inter enclosure angles 0 0 5 1 1 5 2 2 5 3 4 or 5 Weight net 106 kg 234 lb Cabinet premium grade Baltic birch plywood high density polyethylene Front coated steel grill acoustically neutral 3D fabric Rigging components high grade steel with anti corrosion co...

Page 19: ...load LF bass re ex HF DOSC waveguide L Fins Nominal impedance LF 8 Ω HF 8 Ω Connectors IN 1 4 point speakON LINK 1 4 point speakON Rigging and handling 4 point captive rigging system 2 side handles 2 rear handles inter enclosure angles 0 1 2 3 4 5 7 5 or 10 Weight net 26 kg 57 lb Cabinet premium grade Baltic birch plywood Front coated steel grill acoustically neutral 3D fabric Rigging components h...

Page 20: ...Speci cations Kara II dimensions 162 mm 6 4 in 252 mm 9 9 in 733 mm 28 9 in 482 mm 19 in 383 mm 15 1 in 500 mm 19 7 in 20 Kara II down ll for K1 addendum EN version 1 0 ...

Page 21: ...or the K1 system Weight net 98 kg 216 lb Material high grade steel with anti corrosion coating K1 BUMP dimensions 1327 mm 52 2 in 351 mm 13 8 in 158 mm 6 2 in 580 mm 22 8 in 584 mm 23 in 1266 mm 49 8 in Kara II down ll for K1 addendum EN version 1 0 21 ...

Page 22: ...ption Flying bumper for rigging KARA under K1 or K1SB Weight net 21 kg 46 lb Material high grade steel with anti corrosion coating KARA DOWNK1 dimensions 512 mm 20 2 in 1330 mm 52 4 in 117 mm 4 6 in 22 Kara II down ll for K1 addendum EN version 1 0 ...

Page 23: ...es the recommended maximum length for loudspeaker cables depending on the cable gauge and on the impedance load connected to the ampli er recommended maximum length cable gauge 8 Ω load 4 Ω load 2 7 Ω load mm 2 SWG AWG m ft m ft m ft 2 5 15 13 30 100 15 50 10 33 4 13 11 50 160 25 80 17 53 6 11 9 74 240 37 120 25 80 Use the more detailed L Acoustics calculation tool to evaluate cable length and gau...

Page 24: ...L Acoustics 13 rue Levacher Cintrat 91460 Marcoussis France 33 1 69 63 69 63 info l acoustics com www l acoustics com ...

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