NTC's Fire Alarm Field Notes is a pocket guide to fire alarm systems and fire alarm codes. Fire Alarm Field Notes contains critical information about common fire alarm components and the code requirements for their installation. Fire Alarm Field Notes puts information at your finger tips, in a pocket sized (4" x 6") form. Fire Alarm Field Notes is wire spiral bound and printed on heavy paper to make it usable and durable. Fire Alarm Field Notes is up to date with requirements from current editions of common fire alarm codes, including: NFPA 72 - National Fire Alarm & Signaling Code - 2013 Edition NFPA 70 - National Electric Code - 2011 Edition IBC - International Building Code - 2012 Edition Fire Alarm Field Notes is packed with 72 pages of quick reference information including: Ohm's Law Voltage Drop Calculations Battery Calculations Basic Fire Alarm Facts Power Supplies Smoke Detector Heat Detectors Pull Station Audible Devices Visible Devices Elevator Functions Sprinkler Connections DACTs Inspection & Testing Fire Alarm Wiring International Building Code Fire Alarm Systems Table Fire Alarm Field Notes makes a great companion to the other NTC Professional Reference Books!