- Author
-
Richardson, L. F.
- Title
- Giant Steps.
- Journal
-
NFPA Journal,
Vol. 103,
No. 5,
69-70,
September/October 2009
- Keywords
-
NFPA 72
|
fire codes
|
fire alarm systems
- Identifiers
- mass notification; voice intelligibility; signaling for deaf and hard-of-hearing; digital alarm communicator systems