Clm Air Raid Siren

This is a test of my 1950s omni directional clm air raid siren.

Clm air raid siren. 120bd ms 590 motor driven metal horn industry boat alarm air raid siren us ship. By use of varying tones or binary patterns of sound different alert conditions can be signaled. 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. I am running it off.

The siren was mounted on a tower in victoria park in 1960 to warn residents in the event of a soviet nuclear attack. Its a single phase 220v siren. Community content is available under cc by sa unless otherwise noted. It is located in dashwood ontario.

Published on dec 12 2010 this is my clm air raid siren. 12v air raid siren horn tornado alarm motor driven police fire classy 110db new. It is believed and i believe so too to sound much like the famous minor third sounding 3t22. 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.

No one knows of its exact sound for certain. 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. This siren hasnt been run for 30 years and the motor needs a bit of work. 11 2013 motor is 5hp 220v 3 phase 3500rpm 1012 porting manual switching for 3 pulses of attack followed by 15 seconds of alert.

The clm was a canadian warning siren made to alert those incase of a attack from the ussr. Full power run up of clm siren on sept. As of 2013 there is one known clm siren in operation. The clm siren is a very mysterious air raid siren indeed.