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TOA Electronics SR-A12LWP manual

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Table of contents for the manual

  • Page 1

    OPERA TING INSTRUCTIONS LINE ARRA Y SPEAKER SR-A12L, SR-A12S, SR-A18B, SR-A12L WP , SR-A12SWP RIGGING FRAME SR-RF12, SR-RF12WP TIL T JOINT PLA TE 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 equ[...]

  • Page 2

    2 T ABLE OF CONTENTS 1. SAFETY PRECAUTIONS ............................................................................... 3 2. GENERAL DESCRIPTION ............................................................................. 5 3. FEA TURES .......................................................................................................... 5 [...]

  • Page 3

    • Avoid installing or mounting the unit in unstable locations, such as on a rickety table or a slanted surface. Doing so may result in the unit falling down and causing personal injury and/or property damage. • Refer all installation work to the dealer from whom the speaker was purchased. Installation for flying requires extensive technical kno[...]

  • Page 4

    4 • When unpacking or moving the unit, be sure to handle it with two or more persons. Falling or dropping the unit may cause personal injury and/or property damage. • Avoid placing the unit in a doorway or other high traffic area as people may trip on the equipment and cords, or be injured by falling objects. • Avoid touching the unit's [...]

  • Page 5

    5 2. GENERAL DESCRIPTION TOA’s SR-A series Line Array speaker employ unique wave front control technology to create a sound field with high sound clarity and uniform sound pressure. The lineup features types with vertical directivity angles of 5 degrees and 15 degrees, as well as subwoofers. Optional components include the Rigging Frame required [...]

  • Page 6

    6 Input panel (Rear) (Front) 740 467 716 282 433 399 (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

    7 Input panel Air Hole (Bottom only) Green LOW (+) Black LOW (-) Red HIGH (+) White HIGH (-) Joint plate (accessory) Flying plate (Front) 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 pl[...]

  • Page 8

    8 Caster Mounting Plate 16-M10 21- ø 20 595 164 140 716 728 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 ˚ x15steps) 15 ˚ SR-TP12 Unit: mm Unit: mm[...]

  • Page 9

    9 5. INPUT CONNECTORS SR-A12L, SR-A12S and SR-A18B (for Indoor use) Figures below show the input connector arrangements of each speaker system. Since connector and screw terminal are internally connected in parallel, either connector can be used for connection. SR-A12L, SR-A12S SR-A18B Pin No. SR-A12L, SR-A12S SR-A18B 1+ LOW + INPUT + 1- LOW - INPU[...]

  • Page 10

    10 6. INTERNAL WIRING DIAGRAM Figures below show the internal wirings of each speaker system. 2 - 1+ 1 - 2+ LOW - HIGH + HIGH - LOW + 2 - 1+ 1 - 2+ HIGH + HIGH - Speaker cable LOW + LOW - Red White Green Black SR-A12L, SR-A12S SR-A12LWP, SR-A12SWP 2 - 1+ 1 - 2+ INPUT - THROUGH THROUGH INPUT + 2 - 1+ 1 - 2+ SR-A18B 7. CONNECTIONS System using the SR[...]

  • Page 11

    11 8. DIGIT AL PROCESSOR SETTINGS Recommended setting parameters are as follows. System using the SR-A12L, SR-A12S, SR-A12LWP or SR-A12SWP System which combines the SR-A12L or SR-A12S with the SR-A18B Channel LOW 0 Normal HPF (12 dB) 40 0.900 0.708 Gain (dB) Polarity Delay (msec) TYPE Freq. . (Hz) Filter Gain (dB) Q LPF (12 dB) 1.0k 0.707 PEQ 300 2[...]

  • Page 12

    12 9. FL YING 9.1. General Description Use the SR-RF12(WP) Rigging Frame for flying the Line Array speaker. With the use of the SR-RF12(WP), up to 8 Line Array speakers can be arranged in flying configuration. The SR-A18B Subwoofer system is counted as 1.5 pieces. When joining two or more speakers, or joining the rigging frame and the speaker, use [...]

  • Page 13

    13 43 degrees 5 degrees 5 degrees 5 degrees 5 degrees SR-A12L SR-A12L SR-A12L SR-A12L SR-A12S 15 degrees 15 degrees SR-A12S Enclosure opening angle: 4 degrees Enclosure opening angle: 2 degrees Enclosure opening angle: 1 degree SR-A18B Ov erlapping angle: 4 degrees Overlapping angle: 1 degree Overlapping angle: 2 degrees This flying system is made [...]

  • Page 14

    14 9.3. Joining the Enclosure to the Rigging Frame Flying Plates are mounted at both the front and rear of the enclosure ’ s sides. Follow the procedure below to mount the enclosure to the Rigging Frame, as shown in the assembly diagrams. Fix a supplied Joint Plate securely to the left side of the Rigging Frame and another to the right side of th[...]

  • Page 15

    15 9.4. Joining Enclosures Use the supplied Joint Plate to join the enclosures by way of the enclosure's flying plate. As shown in the figure, mount a Joint Plate securely to the upper enclosure's lower left side, using 4 supplied bolts with plain washers and spring washers. Similarly, attach another Joint Plate to the lower enclosure&apo[...]

  • Page 16

    16 9.5. Notes on Flying • Check to confirm that the suspension wires, belts, construction of the ceiling, etc are strong enough to withstand the speaker load. • Tighten each joint bolt to 300-350 kg · cm of torque securely.Be sure to use the joint bolts supplied with the speaker and the Rigging Frame. • Up to 8 Line Array speakers can be arr[...]

  • Page 17

    17 • Only the SR-A12SWP or SR-A12LWP Line Array speaker can be installed outdoors. There is no Subwoofer available to be installed outdoors. • WP type speaker features the water protection construction (IPX4), however install it under roofs, eaves, or other locations not directly exposed to rain or snow. • Install the speaker so that its air [...]

  • Page 18

    18 10. ST ACKING 10.1. General Description Line Array speakers can be stacked using the SR-RF12 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. Shown below is a basic stacked system. Note that casters must be prepared separately. Joint Plate SR-A12L SR-A18B Rigg[...]

  • Page 19

    19 10.3. Mounting the Enclosure to the Rigging Frame Flying Plates are mounted to the front and rear of the enclosure ’ s sides. Follow the procedures below to mount the enclosure to the Rigging Frame, as shown in the assembly diagrams. Fix a supplied Joint Plate securely to the right side of the Rigging Frame, and another Joint Plate to the left[...]

  • Page 20

    20 10.4. Joining Enclosures For joining enclosures, refer to “ 9 Flying, 9-4. Joining Enclosures ” . 10.5. Notes on Stacking • Prepare casters and caster mounting bolts separately, as the Rigging Frame ’ s leg. • When stacked, the Line Array speaker ’ s front or rear deviation from the Rigging Frame must be within 10cm. Also, whenever p[...]

  • Page 21

    21 10.6. Tilting the Enclosure Downward The lower Line Array speaker, excluding the subwoofer, can be tilted downward with the addition of SR-TP12 Tilt Joint Plates. SR-TP12 Tilt Joint Plates make it possible to set wider angles than can be achieved using the supplied Joint Plates. Replace the lowermost Line Array speaker ’ s Joint Plates with th[...]

  • Page 22

    22 Typical stacking example using the tilt joint plate SR-A18B x1, SR-A12S x1, SR-A12L x3 Vertical facing angle: 0 degree - 15 degrees (Left side) (Right side) Vertical facing 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[...]

  • Page 23

    23 SR-A12L SR-A12S Bass-reflex type Continuous 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 [...]

  • Page 24

    133-05-383-8A SR-A18B Bass-reflex type Continuous program: 720 W 8 Ω 95 dB (1 W, 1 m) 40 – 400 Hz (when using the optional DP-0206) 80 Hz (when using the optional DP-0206) 46 cm Cone type M5 Screw terminal, distance between barriers: 12.2 mm and NEUTRIK NL4MP x 2 (Suitable connector: NEUTRIK NL4FC) Enclosure: Plywood, black, Urethane paint Fron[...]