Audio and speaker types
Sound fails if it is placed after the seat. Arrays, subs and assistive loops belong in the same tender.

The loudspeaker here is a specification class. The brand is locked after the room is tested, not before.
Types in this section
Each type is a full page: what it is, where it sits in the hall or the bowl, and what the bill of quantities must say before a price is asked.
- 01Line arrayFor theatre, arena and covered bowls. Hung so it does not mask the screen from the front rows, with roof load named.When an array is hung, what it does not cover, and why it is tuned with seats in the room.
- 02Point sourceFor a box, a lecture room and a stand. Fewer boxes, tighter aim, simpler maintenance than an array.For a box, a lecture room and a booth: fewer cabinets, clearer aim, simpler maintenance.
- 03SubwoofersFlown or on the floor. On a steel stand it is isolated from resonance so the seat does not buzz with the drum.Placement, resonance with steel, and the difference between energy in the room and energy next door.
- 04Hearing loopDrawn under the accessible seats, not added on opening night. The clause names coverage, not only a brand.Coverage of the accessible seat, metal loss, and why the loop is not added on opening night.