Specification for Wind Cone Assemblies
This AC contains a specification for wind cone assemblies to be used to provide wind information to pilots. This revision revises the equipment qualification requirements to be furnished under the Federal grant assistance program for airports, applies photometric requirements for internally lighted wind cones to both Size 1 and Size 2 windsocks, and makes editorial changes.
Maintenance of Airport Visual Aid Facilities
This AC provides guidance and specifications for the Maintenance of airport Visual Aid Facilities.
Design and Installation Details for Airport Visual Aids
This AC provides guidance and recommendations about the installation of airport visual aids.
Specification for Constant Current Regulators and Regulator Monitors
Contains a specification for constant current regulators (CCR) and a monitor for use with airport lighting circuits.