3 ms·
Just gonna drop this here... https://youtu.be/zybgpvd3ExE https://youtu.be/zybgpvd3ExE (How they test the alarms in Switzerland)
by jeffrallen 5y ago
Just gonna drop this here... https://youtu.be/zybgpvd3ExE https://youtu.be/zybgpvd3ExE
(How they test the alarms in Switzerland)
- Symbiote 5y agoOr https://www.youtube.com/watch?v=qSI-je-V-xk https://www.youtube.com/watch?v=qSI-je-V-xk for the real one. That is much more musical the Denmark's emergency sirens, which apparently use the "European tone set" of the WPS-2800 siren: https://www.youtube.com/watch?v=F4Qgk886dIg https://www.youtube.com/watch?v=F4Qgk886dIg The WPS-2800 is an American design, and the original/American tone set sounds even more boring: https://www.youtube.com/watch?v=uDjdZICCNiQ https://www.youtube.com/watch?v=uDjdZICCNiQ But none of this was relevant for Covid, and we just received text messages.