• Codes
  • Features

    Features Overview

    Go to features
    Reference

    Reference.

    A reliable and up-to-date source of codes.
    Research

    Research.

    Rapidly and efficiently calculate project parameters.
    Collaboration

    Collaboration.

    Get everyone on the same page and streamline code research.
    Workflows
    Architects
    Architects
    General Contractors
    General Contractors
    Building Official & Plans Examiners
    Building Official & Plans Examiners
    Inspectors
    Inspectors
    Owners
    Owners
    Subcontractors
    Subcontractors
    Code Consultants
    Code Consultants
  • Pricing
  • Login
  • Sign Up
Sign Up
Login
  • Code Library
  • Features
  • Pricing
  • About
  • Careers
  • Help
  • Contact
  • Terms
  • Privacy
Sign Up
Upgrade to Premium
Code calculators: Code Calculators automatically generates a detailed list of requirements.
REFERENCE
Amendment Styling
Industry-leading search
Code diagrams
RESEARCH
Code calculators
Filter by topic
Code compare
Code sheet exports
COLLABORATION
Team projects
Bookmarks
Comments
START 2 WEEK FREE TRIAL
Have an account? Sign in
// CODE SNIPPET

703.8.3.2 Optical Power Density

Accessible and Usable Buildings and Facilities 2017 of South Carolina > 7 Communication Elements and Features > 703 Signs > 703.8 Remote Infrared Audible Sign (RIAS) Systems > 703.8.3 Infrared Audible Sign Receivers > 703.8.3.2 Optical Power Density
JUMP TO FULL CODE CHAPTER
Receiver shall produce a 12 decibel (dB) signal-plus-noise-to-noise ratio with a 1 kHz modulation tone at +/- 2.5 kHz deviation of the 25 kHz subcarrier at an optical power density of 26 picowatts per square millimeter measured at the receiver photosensor aperture.

Related Code Sections


703.8.3.2 Communication Elements and Features, Optical Power Density
subcarrier at an optical power density of 26 picowatts per square millimeter measured at the receiver photosensor aperture ...
Accessible and Usable Buildings and Facilities 2009 of South Carolina > 7 Communication Elements and Features > 703 Signs > 703.8 Remote Infrared Audible Sign (RIAS) Systems > 703.8.3 Infrared Audible Sign Receivers > 703.8.3.2 Optical Power Density
703.8.3.2 Communication Elements and Features, Optical Power Density
subcarrier at an optical power density of 26 picowatts per square millimeter measured at the receiver photosensor aperture ...
Accessible and Usable Buildings and Facilities 2017 of South Carolina > 7 Communication Elements and Features > 703 Signs > 703.8 Remote Infrared Audible Sign (RIAS) Systems > 703.8.3 Infrared Audible Sign Receivers > 703.8.3.2 Optical Power Density
(1) Communications Systems, Type BLP
producing cable and fire-resistant cable is that the cable exhibits a maximum peak optical density of 0.50 or less, an average optical density of 0.15 ...
National Electrical Code 2014 of South Carolina > 8 Communications Systems > 830 Network-Powered Broadband Communications Systems > 830.179 Network-Powered Broadband Communications Equipment and Cables > (B) Network-Powered Broadband Communication Low-Power Cables > (1) Type BLP
(1) Communications Systems, Type BLP
producing cable and fire-resistant cable is that the cable exhibits a maximum peak optical density of 0.50 or less, an average optical density of 0.15 or less ...
National Electrical Code 2017 of South Carolina > 8 Communications Systems > 830 Network-Powered Broadband Communications Systems > 830.179 Network-Powered Broadband Communications Equipment and Cables > (B) Network-Powered Broadband Communication Low-Power Cables > (1) Type BLP
(D) Special Conditions, Type FPLP
a cable that is low-smoke producing cable and fire-resistant cable is that the cable exhibits a maximum peak optical density of 0.50 or less ...
National Electrical Code 2014 of South Carolina > 7 Special Conditions > 760 Fire Alarm Systems > 760.179 Listing and Marking of PLFA Cables and Insulated Continuous Line-Type Fire Detectors > (D) Type FPLP
Help Contact Us Privacy Terms
Code diagrams
Code diagrams
Unpack the code through illustrations and descriptions.
Search
Search
Don't miss relevant code. Quickly locate sections across your jurisdiction.
Code Compare
Code Compare
Highlight differences between any two building codes.
Code sheet exports
Code sheet exports
Generate a code sheet that integrates with your drawing set.
Code Calculators
Code Calculators
Code calculators automatically generate a detailed list of requirements.
Shared projects
Shared projects
Projects provide a dedicated space to collaborate on code research.
UpCodes Premium
Leverage the most sophisticated code compliance platform.
VISIT PRICING
UpCodes Premium
Leverage the full code compliance platform.
START 2 WEEK FREE TRIAL PRICING