DSA: Difference between revisions
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The '''DSA''', short for Directional Speaker Array, is an electronic siren produced by [[:Category:Federal Signal Corporation|Federal Signal Corporation]]. It it comprised of speaker modules that vertically hold two to six speakers with projectors. Up to four can be installed on a mount, and at different angles, depending on coverage requirements. The DSA can be mounted on 3 different pole mount models, the DSAMK1 which holds 1 module, the DSAMK2 which holds 2 and the DSAMK4 which holds 4.<ref>http://www.federalsignal-indust.com/product/dsa-directional-speaker-array/ordering</ref><noinclude> | The '''DSA''', short for Directional Speaker Array, is an electronic siren produced by [[:Category:Federal Signal Corporation|Federal Signal Corporation]]. It it comprised of speaker modules that vertically hold two to six speakers with projectors. Up to four can be installed on a mount, and at different angles, depending on coverage requirements. The DSA can be mounted on 3 different pole mount models, the DSAMK1 which holds 1 module, the DSAMK2 which holds 2 and the DSAMK4 which holds 4.<ref>http://www.federalsignal-indust.com/product/dsa-directional-speaker-array/ordering</ref><noinclude> | ||
[[File:IMG 6119.JPG|thumb|A DSA 2 mounted atop the now-condemned Gallucci Residence Hall at the University of Akron in Akron, Ohio. This siren was installed in March of 2008 by Federal Field Services.]] | |||
=== Models === | === Models === | ||
Revision as of 12:44, 16 August 2018
| DSA | |
[[File: |200px]]
| |
| Company | Federal Signal Corporation |
|---|---|
| Produced | ?-present |
| Type | Electronic |
| Sound output | 111-121 |
| Documentation | Product sheet |
The DSA, short for Directional Speaker Array, is an electronic siren produced by Federal Signal Corporation. It it comprised of speaker modules that vertically hold two to six speakers with projectors. Up to four can be installed on a mount, and at different angles, depending on coverage requirements. The DSA can be mounted on 3 different pole mount models, the DSAMK1 which holds 1 module, the DSAMK2 which holds 2 and the DSAMK4 which holds 4.[1]
Models
Each speaker module has its own model number and output rating according to the number of speakers it has. There can be up to 4 different models on the same mount. The models are as follows.
| Model | Image | Output | Drivers | Notes |
|---|---|---|---|---|
| DSA2 | 111 dBc | 2 | ||
| DSA3 | 115 dBc | 3 | ||
| DSA4 | 117 dBc | 4 | ||
| DSA5 | 119 dBc | 5 | ||
| DSA6 | 121 dBc | 6 | ||