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TOA Electronics IQ 18B manual

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Table of contents for the manual

  • Page 1

    PowerDual iQ 18B USER MANUAL[...]

  • Page 2

    2[...]

  • Page 3

    3 CONTENTS 1. Introduction ............................................................................................................... 5 2. Unpacking ................................................................................................................. 5 3. Connectors/Cabling ..........................................................[...]

  • Page 4

    4[...]

  • Page 5

    5 1. Introduction Thank You for purchasing Tannoy PowerDual™ iQ i8B. The i Q 18B is a dedicated sub - woofer designed for high definition sound reinforcement at low frequencies. It comprises an 18” driver in a horn - loaded cabinet, giving increased efficiency and improved LF output. For optimal performance, the iQ 18B has been desi gned to ope[...]

  • Page 6

    6 CABLE RUN (m) C.S.A. OF EACH CONDUCTOR (mm) CABLE RESISTANCE Ω Ω % POWER LOSS INTO 8 Ω Ω LOAD % POWER LOSS INTO 4 Ω Ω LOAD 10 2.5 4.0 6.0 0.14 0.09 0.06 1.7 1.1 0.73 3.5 2.2 1.5 25 2.5 4.0 6.0 0.35 0.22 0.14 4.3 2.7 1.8 8.6 5.4 3.6 50 2.5 4.0 6.0 0.69 0.43 0.29 8.6 5.4 3.6 17.0 11.0 7.2 100 2.5 4.0 6.0 1.38 0.86 0.58 17.0 11.0 7.2 35.[...]

  • Page 7

    7 For optimal performance the PowerDual™ iQ 18B has been designed to operate with PowerDual™ iQ 10 mid/high cabinet, where overall system control is achieved by utilising the TDX2 system controller. The TDX2 has been factor y preset to provide the recommended cross - over points, delays and overall system balance. Please refer to the TDX2 manua[...]

  • Page 8

    8 9. Positioning When a bass loudspeaker is used in an environment with boundary surfaces, its placement affects its frequency response. When such effects are properly understood, they can be used to great effect in producing the desired sound quality without the aid of additi onal amplification. Consider Figure 8a in the diagram below, here we see[...]

  • Page 9

    9 10. Flying Convenient flying points are provided on the iQ 18B which will allow the optional flying equipment to be used, as shown in Figure 10a . In the addition to flying the iQ 18B by itself, it can also be flown in co njunction with Tannoy iQ 10 Mid/High unit. They can also be configured to be flown double. Please refer to the following secti[...]

  • Page 10

    10 1 0.1. Flying an iQ 18B To fly the iQ 18B by itself, the following accessories are required: SR18 Side Rail Kit and SCB Beam Kit. The flown system is assembled as shown in Figure 10b . The SR18 side rail kit is screwed to the side of the cabinet using the s crews provided ( 1 ). The SCB Beam Kits are then placed above and below the speaker ( 2 )[...]

  • Page 11

    11 To fly two iQ 18Bs, the following accessories are required: 2 × SR18 Side Rail Kit, 2 × SCB Beam Kit and 1 × JK1 Jointing Kit. The flown system is assembled as shown in Figure 10d . The SR18 sid e rail kit is screwed to the side of each cabinet using the screws provided (1). The JK1 Jointing Kit is slotted between two SCB Beam Kits for both t[...]

  • Page 12

    12 To fly the iQ 18B with the iQ 10 Mid/High uni t (with optional trapezoidal cabinet), the following accessories are required: SR18/10 Side Rail Kit and SCB Beam Kit. The flown system is assembled as shown in Figure 10e . First, the SR18/10 side rail kit is screwed to the side of both the iQ 18B and iQ 10 cabinets using the screws provided ( 1 ). [...]

  • Page 13

    13 To fly double combined iQ 18B with the iQ 10 Mid/High unit (with optional trapezoidal cabinet), the following accessories are required: 2 × SR18/10 Side Rail Kit, 2 × SCB Beam Kit and JK1 Jointing Kit. The flown system is assembled as shown in Figure 10g . First, the SR18/10 side rail kit is screwed to the side of each iQ 18B and iQ 10 cabinet[...]

  • Page 14

    14 Anechoic Frequency Response, with TDX2 Controller Impedance Response, Passive 12. Technical Specifications[...]

  • Page 15

    15 Frequen cy Response (+/- 3dB) 39 Hz - 230Hz, (-10dB Point) 33Hz Recommended Amplifier Power 6 00 - 12 00 watt / 8 ohm Power Handling Average (2) Programme Peak (10ms) 6 00 watt 12 00 watt 24 00 watt Sensitivity (1) 2.83 volt @ 1m (20 - 180Hz) 104 dB (half space) Maximum SPL (3) Average Peak @ 1m 1 3 2dB 1 38 dB Impedance Nominal 8.0 Ω Minimum [...]

  • Page 16

    16 13. iQ 18B Service Parts and Accessories Part Number Description 7900 0954 Driver Kit Type 4504 7900 0955 Re cone Kit Type 4504 8001 2070 SR 18 Side Rail Kit 8001 2080 SR 18/10 Side Rail Kit 8001 2090 JK1 Jointing Kit 8001 2180 SCB Single Cabinet Beam 8001 2190 EBS10 Eyebolt Set 8000 0727 TDX2 Digital loudspeaker management system 60 - 250V - UK[...]

  • Page 17

    17[...]

  • Page 18

    18 Tannoy Limited , Professional Division, Coatbridge, Strathclyde, ML5 4TF, Scotland. Tel: +44 (0) 1236 420199 Fax +44 (0) 1236 428230 e - mail: prosales@tannoy.com Website: www.tannoy.com Tannoy / TGI North Americ a Inc. , 335 Gage Avenue, Suite 1, Kitchener, Ontario, Canada N2M 5E1. Tel: (519) 745 - 1158 Fax: (519) 745 - 2364 e - mail: inquiries[...]

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    19[...]