Heat and humidity are the greatest enemies of any electrical equipment, so in tropical countries, such equipment is manufactured to withstand those climatic conditions. In a radio set, tropicalized means coating the electrical windings with resin, sealing the speaker hole with acoustically transparent cloth, installing felt washers on the control knobs, and sealing openings for the antenna and earth connections.
Check Also
Good Friday Facebook Covers
Good Friday Facebook Covers For Students: The Friday before Easter is the most solemn day …