The International Radio A Class (RA) is a class of radio controlled sailing yacht used for competitive racing. It is a measurement controlled classes administered by the International Radio Sailing Association

International Radio Sailing Association

The International Radio Sailing Association formerly the ISAF Radio Sailing Division is an affiliate member of the International Sailing Federation It is authorised to conduct up to three official World Championships each year.-Classes:...

. The classes link with IRSA entitles the class to hold World Championships official recognised by the International Sailing Federation

International Sailing Federation

The International Sailing Federation is recognised by the International Olympic Committee as the world governing body for the sport of sailing....

. A A-Class produce a classic looking boat similar to that of the full sized metre class with the rule based on loosely on the 5.5 Metre. Modern boats utilise the latest carbon fibre technology with boats weighing typically between 13 - 16kg these are substancial yachts.

World Championships

2005, Gosport Gosport Gosport is a town, district and borough situated on the south coast of England, within the county of Hampshire. It has approximately 80,000 permanent residents with a further 5,000-10,000 during the summer months...	Design Sword / Graham Bantock	Design Sword / Graham Bantock	Design Sweet 9 / Roger Stollery

Unofficial World Championships

Unclear of the status of these events as the International Radio Sailing Association only joined ISAF in the mid 90's.

1993, Knud So Lake Ry

External links

• International Radio Sailing Association Website
• ISAF A Class Microsite Website
• Uk A Class Series Blog Site