The Siren Board - Index page - Air Raid Sirens
2 天之前 · This is a place for posters to discuss the sirens in specific communities, ask questions about what systems various communities have, etc. Make sure your posts are substantive, interesting, and more than just “what does XYZ have” or “look at …
Air Raid Sirens
The Internet's premier outdoor warning siren website.
Master list of State/Country siren maps - The Siren Board - Air …
2021年11月1日 · This thread lists exhaustive siren maps for each US state or other countries around the world. No county/city/siren type maps. What am I missing? In the case of multiple available maps, the more complete map will be listed. Please reply with any new maps! Note: Some maps may take a couple of minutes to load. Note: This is not a request form.
The Official U.S.A. Siren Map - The Siren Board - Air Raid Sirens
2022年3月12日 · After many years of hard work thanks to lots of hard working contributors, I give you the "Official U.S.A. Siren Map" Over 50,000+ across all 50 states. Please note that the map is still being worked on, however if you find any mistakes or missing location, please don't hesitate to reach out to one of the editors, or use the google form linked ...
Siren Maps - The Siren Board - Air Raid Sirens
2 天之前 · Washington State Siren Map by SamtheSirenMan(531) » Fri Oct 07, 2022 11:34 pm. 1; 2; 16 Replies 11971 Views
The Manitoba Siren Map - The Siren Board - Air Raid Sirens
2015年12月28日 · So far, the list consists of 14 sirens, and I will add to the list as I find new sirens (next mission: Find the curfew siren in Churchill!). Some noteworthy sirens include the CLM rotating air raid siren in Dauphin, the 2001-130s in Winkler …
Virginia Siren Map - The Siren Board - Air Raid Sirens
2022年7月2日 · In all, I present the Virginia Siren Map with more siren locations, and random uncoordinated systems around the state. Last edited by Bijay on Sat Jul 02, 2022 5:09 pm, edited 1 time in total. Holler!
The Official Australian Outdoor Warning Sirens Map
2022年2月12日 · Decided to release this the Australian Siren Map that Me, HX56 and Lightningfun64 have been working on. We spent 8 months mapping out sirens making this is the most accurate Australian siren map around! It is complete with sirens sorted in layers of what state they are in including external territories.
UK Siren Map - The Siren Board - Air Raid Sirens
2018年5月7日 · Also, the Severnside Siren System isn't listed on the map. Seen a: KM Europ, small Klaxon siren and a Gents' of Leicester "ahooga" horn. Also a big fan of both Apollo and Protec fire alarms.
Ports, Frequencies, Pitches, Resultants @ 3450 rpm (updated)
2006年6月3日 · RESULTANTS: Example of the Resultant (low note) produced by a dual-tone siren's tones sounding together. (C4 and notes above are used to more easily portray the intervals and resultants.) Sirens produce "Pure" or "Perfect" intervals, not tempered or tuned intervals as in keyboard instruments.