Categories
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The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Signal Timer (3 members)
- Single Toned Sirens (56 members)
- Siren (1 member)
- Siren Control Equipment (15 members)
- Siren Manufacturers (18 members)
- Sirens (74 members)
- SoCal Edison (1 member)
- Supercharged Sirens (4 members)
- Systems (24 members)
- Systems by company (8 members)
- Systems by state (9 members)
- Systems by type (4 members)
- Systems that use ACA sirens (3 members)
- Systems that use ASC sirens (3 members)
- Systems that use Biersach & Niedermeyer sirens (1 member)
- Systems that use Darley sirens (1 member)
- Systems that use Federal Signal sirens (7 members)
- Systems that use Sentry sirens (0 members)
- Systems that use Sterling sirens (0 members)
- Systems that use Whelen sirens (9 members)
- Table and column templates (1 member)
- Template documentation pages (4 members)
- Templates needing substitution checking (1 member)
- Tennessee systems (1 member)
- Township Systems (1 member)
- University systems (1 member)
- Utah systems (1 member)
- Virginia systems (2 members)
- W.S. Darley & Co. (1 member)
- Whelen Engineering (10 members)
- Wikipedia Portal navflags (1 member)
- Wikipedia Portal templates (4 members)
- Wikipedia formatting and function templates (1 member)
- Wikipedia pages with incorrect protection templates (17 members)
- Wikipedia protected templates (16 members)