Clm Air Raid Siren
120bd ms 590 motor driven metal horn industry boat alarm air raid siren us ship.
Clm air raid siren. It is believed and i believe so too to sound much like the famous minor third sounding 3t22. By use of varying tones or binary patterns of sound different alert conditions can be signaled. Electronic sirens can transmit voice announcements in addition to alert tone signals. Hand held camera at 30.
No one knows of its exact sound for certain. I am running it off. Community content is available under cc by sa unless otherwise noted. 12v automotive air raid siren horn car truck vtg motor driven fire rescue u o4n9.
This is the first recording of a clm siren on the internet and the first glimpse of what the insides look like without the horns. Its a single phase 220v siren. 11 2013 motor is 5hp 220v 3 phase 3500rpm 1012 porting manual switching for 3 pulses of attack followed by 15 seconds of alert. Full power run up of clm siren on sept.
The clm siren is a very mysterious air raid siren indeed. The clm was a canadian warning siren made to alert those incase of a attack from the ussr. It is located in dashwood ontario. The siren was mounted on a tower in victoria park in 1960 to warn residents in the event of a soviet nuclear attack.
Published on dec 12 2010 this is my clm air raid siren. As of 2013 there is one known clm siren in operation. Despite its esthetic shortcomings and unhappy associations city of north vancouver councillors concluded monday that the citys cold war era air raid siren is a piece of history worth keeping. The chrysler air raid siren driven by a 331 cubic inch 54 liter chrysler hemi gasoline engine generates 138 db at 100 feet 30 m.