He said he installed more than 5000 System Sensor horn/strobes, most likely both types of SpectrAlerts.
Though Notifier DID have the System 5000 conventional panel in the 1990s…
theres a siemens system at the Y near me
What is the “Y”?
“the Y” is short for “YMCA”.
Oh, I have never heard of that abbreviation. Funny, because YMCA is already an abbreviation itself.