Fill in the Blanks
- Every indoor installation must live with the ________________ characteristics of the room where it will operate.
- An outdoor installation does have to withstand _____________.
- Outdoor speakers need the ___________________ efficiency economically feasible.
- Horns have become almost universal for _______________ installations.
- Horns provide natural weather __________________.
- Horns are relatively _________________ in efficiency.
- Smaller horns come with the __________________ unit as an integral part.
- Larger horns have __________________ drivers so that the power can be increased, where necessary, by fitting a more __________________ driving unit.
- The directivity pattern depends more on the ___________________ design of the horn ...
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