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OPERATING INSTRUCTIONS

LINE ARRAY SPEAKER

SR-A12L, SR-A12S, SR-A18B,
SR-A12LWP, SR-A12SWP

RIGGING FRAME

SR-RF12, SR-RF12WP

TILT JOINT PLATE

SR-TP12

Thank you for purchasing TOA’s Line Array speaker system, Rigging Frame and Tilt Joint Frame. 
Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment.

Note that casters must be prepared separately.

Summary of Contents for SR-A12L

Page 1: ...G FRAME SR RF12 SR RF12WP TILT JOINT PLATE SR TP12 Thank you for purchasing TOA s Line Array speaker system Rigging Frame and Tilt Joint Frame Please carefully follow the instructions in this manual to ensure long trouble free use of your equipment Note that casters must be prepared separately ...

Page 2: ... General Description 12 9 2 SR RF12 WP Rigging Frame Assembly 13 9 3 Joining the Enclosure to the Rigging Frame 14 9 4 Joining Enclosures 15 9 5 Notes on Flying 16 10 STACKING 10 1 General Description 18 10 2 SR RF12 Rigging Frame Assembly 18 10 3 Mounting the Enclosure to the Rigging Frame 19 10 4 Joining Enclosures 20 10 5 Notes on Stacking 20 10 6 Tilting the Enclosure Downward 21 11 SPECIFICAT...

Page 3: ... personal injury Do not use other methods than specified to mount the bracket Extreme force is applied to the unit and the unit could fall off possibly resulting in personal injuries Use nuts and bolts that are appropriate for the ceiling s or wall s structure and composition Failure to do so may cause the speaker to fall resulting in material damage and possible personal injury Tighten each nut a...

Page 4: ... not operate the unit for an extended period of time with the sound distorting This is an indication of a malfunction which in turn can cause heat to generate and result in a fire Do not stand or sit on nor hang down from the unit as this may cause it to fall down or drop resulting in personal injury and or property damage Have the unit checked periodically by the shop from where it was purchased ...

Page 5: ...vity and is best suited to short distance sound transmission applications Combining the long distance SR A12L WP with the short distance SR A12S WP permits construction of Line Array speaker systems to meet a wide range of applications The SR A18B Subwoofer employs a large diameter 46 cm woofer unit for high power handling capability and is designed to be used in conjunction with the SR A12L or SR...

Page 6: ...33 399 Right side Left Side Joint plate accessory Flying plate Front Flying plate Rear 15 Input panel Rear Front Right side Left Side Joint plate accessory Flying plate Front Flying plate Rear 740 716 698 573 540 SR A12S SR A18B Unit mm Unit mm ...

Page 7: ... Flying plate Rear Rear 740 716 469 360 433 400 Front Right side Left Side Bottom 5 Input panel Joint plate accessory Rear Front Right side Left Side Bottom Flying plate Rear Flying plate Front Green LOW Black LOW Red HIGH White HIGH Air Hole Bottom only 716 740 467 282 399 433 15 SR A12LWP SR A12SWP Unit mm Unit mm ...

Page 8: ...r Mounting Plate 16 M10 21 ø20 595 164 140 716 728 6 6 4 5 71 95 180 105 35 15 50 50 800 71 95 695 36 Top Front Right side Left side Bottom SR RF12 SR RF12WP 484 6 1 x 1 5 s te p s 1 5 SR TP12 Unit mm Unit mm ...

Page 9: ...an be used for connection SR A12L SR A12S SR A18B Pin No SR A12L SR A12S SR A18B 1 LOW INPUT 1 LOW INPUT 2 HIGH THROUGH 2 HIGH THROUGH The NEUTRIK NL4MP connector s pins are wired as shown below The connector connection cable side suited to the NEUTRIK NL4MP is the NEUTRIK NL4FC Green LOW Black LOW Red HIGH White HIGH SR A12LWP and SR A12SWP for outdoor use Figure below shows the speaker cable arr...

Page 10: ...P SR A12SWP 2 1 1 2 INPUT THROUGH THROUGH INPUT 2 1 1 2 SR A18B 7 CONNECTIONS System using the SR A12L SR A12S SR A12LWP or SR A12SWP Mixer Pre amplifier Digital Processor Power Amplifier LOW SR A12L SR A12S SR A12LWP SR A12SWP LOW HIGH HIGH System which combines the SR A12L or SR A12S with the SR A18B SR A12L SR A12S SR A18B S LOW Mixer Pre amplifier Digital Processor Power Amplifier LOW LOW HIGH...

Page 11: ...H 0 Inverse HPF 12 dB 1 2k 0 707 0 PEQ 14 0k 1 160 PEQ 5 0k 1 414 2 0 PEQ 2 5k 9 0 10 0 1 011 Channel S LOW 3 0 The Gain on the S LOW channel needs to be adjusted depending on the system configuration Inverse LPF 12 dB 90 0 707 0 708 Gain dB Polarity Delay msec TYPE Freq Hz Filter Gain dB Q HPF 12 dB 20 0 707 HPF 12 dB 35 1 505 PEQ 34 5 6 0 1 800 LPF 12 dB 200 1 000 LOW 0 Normal HPF 12 dB 77 5 0 9...

Page 12: ...ng two or more speakers or joining the rigging frame and the speaker use the Joint Plate supplied with the speaker Basic flying system is shown below Rigging frame Joint plate supplied with the SR A18B Joint plate supplied with the SR A12L Joint plate supplied with the SR A12S SR A18B SR A12L SR A12S 5 degrees 15 degrees SR A12L WP The vertical directivity angle of the Line Array speaker is 5 degr...

Page 13: ...gle can be adjusted by means of the Joint Plates used to join the speakers The horizontal directivity angle is fixed at 90 degrees As can be seen in the accompanying figure the overlapping angle equals the rear opening angle between enclosures Example To adjust the sound radiation overlapping angle to 5 degrees set the rear opening angle between enclosures to 5 degrees No sound overlapping angle i...

Page 14: ...n will face right or left This is not required for the SR A18B Subwoofer When suspending the subwoofer install the system so that the subwoofer is positioned at the top directly below the Rigging Frame Joint plate Flying plate Joint plate Joint plate Joint plate Flying plate High box assembly diagram Join the enclosure to the Rigging Frame securely using 4 supplied bolts with plain washers and spr...

Page 15: ...the lower enclosure s upper right side Joint Plate Joint Plate Join the enclosures securely using 4 supplied bolts with plain washers and spring washers on each side Because the Joint Plate has holes to be used for setting the overlapping angle use the holes that provide the desired overlapping angle The overlapping angle can be set to between 0 and 5 degrees in 1 degree units Joint Plate Overlapp...

Page 16: ...ged in flying configuration per one Rigging Frame The Subwoofer is counted as 1 5 pieces No more than 8 speakers can be arranged in flying configuration WARNING Fly the assembled system vertically from at least at two points on the left and right sides Center of gravity position Use a suspension point that provides the desired downward angle The downward angle increases as the suspension point is ...

Page 17: ...d causing the horn face to the right as shown below Notes on Outdoor Installation Air Hole The installation angle of the speaker s top panel must be between 0 degree from the horizontal axis and up to 50 degrees downward 50 degrees Horizontal axis 0 degree Use the SR RF12WP Rigging Frame Never suspend the SR RF12WP Rigging Frame with wires Be sure to fix it securely to the constructions with mount...

Page 18: ...es and assemble keeping the stacked system s center of gravity in mind Tighten 3 supplied bolts with plain washers and spring washers securely to fix each Mounting Plate to the rigging frame Assembly diagram Mounting Plate Rear A Mounting Plate Rear B Mounting Plate Front B Rigging frame Mounting Plate Front A When attaching the Mounting Plates to the center positions When attaching the Mounting P...

Page 19: ...whether the enclosure s horn will face right or left This is not required for the SR A18B Subwoofer When stacking the subwoofer install the system so that the subwoofer is positioned at the bottom directly above the Rigging Frame High box assembly diagram Subwoofer assembly diagram Join the enclosure to the Rigging Frame securely using 4 supplied bolts with plain washers and spring washers on each...

Page 20: ...ns that allow the system s center of gravity to be situated near the center of the Rigging Frame Tighten each joint bolt to 300 350 kg cm of torque securely Be sure to use the bolts supplied with the speaker and the Rigging Frame Up to 5 5 speakers can be stacked counting each Line Array speaker as 1 piece and each SR A18B Subwoofer as 1 5 pieces No more than 5 5 pieces can be stacked WARNING Typi...

Page 21: ...t angle Vertical facing angle can be adjusted in the range of 10 degrees to 15 degrees Tilt joint plate Tilt joint plate For assembling refer to the previous 10 3 Mounting the Enclosure to the Rigging Frame when joining to the rigging frame and 9 Flying 9 4 Joining Enclosures when joining to the sub woofer For precautions when stacking refer to the previous 10 5 Notes on Stacking SR TP12 Tilt Join...

Page 22: ...ing angle 0 degree 15 degrees SR A12L SR A12S SR A18 SR A12S x1 SR A12L x4 Vertical facing angle 10 degrees 15 degrees Vertical facing angle 10 degrees 15 degrees Left side Right side SR A12L SR A12S Do not use the Tilt Joint Plate for joining Line Array speakers excluding the sub woofer for joining the subwoofer to the Rigging Frame or in flying systems WARNING ...

Page 23: ...uous program Low frequency 450 W High frequency 180 W Low frequency 8 Ω High frequency 16 Ω Low frequency 98 dB 1 W 1 m Low frequency 98 dB 1 W 1 m High frequency 110 dB 1 W 1 m High frequency 109 dB 1 W 1 m 50 20 000 Hz when using the optional DP 0206 1 000 Hz when using the optional DP 0206 Horizontal 90 Vertical 5 Horizontal 90 Vertical 15 30 cm Cone type Wave front control horn 90 Wave front c...

Page 24: ...304 728 w x 164 h x 800 d mm excluding the bolt section 22 kg including accessories 22 kg including accessories Plate mounting bolt M10 12 Model Number of Speakers to be Mounted Finish Dimensions Weight Accessories SR TP12 When mounted the SR A18B 0 15 When mounted the SR RF12 10 15 Steel plate black paint 3 2 kg Model Variable Angle Range to be Mounted Finish Weight SR A18B The design and specifi...

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