Cabinet of electrical apparatus and antenna apparatus

An antenna apparatus comprising:

• a base;
• a cover to cover over the base;
• a gasket placed on a top face of the base and nipped between a bottom edge section of the cover and the base;
• a circuit substrate to be accommodated in an inner space surrounded by the base and the cover;
• a fastening section to penetrate through the base from a bottom face to the top face of the base to connect to an inner side of the cover and to tighten so that the base is pulled to a cover side;
• a seal integrally formed with the gasket to surround on the top face of the base a through hole which the fastening section penetrates;
• and
• a hood provided on an inner face of the cover so as to surround a connecting portion of the fastening section and the cover, and the hood being pressed against the seal.