Rule used in Brazil to determine Transition Level at uncontrolled aerodromes. 

ATC SHEET

A help for anyone who wants to do ATC in Sal. - Download.

GVSC_CTR

- Sal Center - 128.3

Sal Approach - 126.4

Sal Tower - 119.7

- S. Vicente Tower - 118.4

- Praia Tower - 118.2

CONVERSION OF UNITS

Here are the units you need: Knots in Km/h, Pounds in Kilograms (or vice versa), Feet in Meters (or vice versa), etc..