If you're a member of ARRL, the national association for Amateur Radio, install this app and have QST, the ARRL membership journal, delivered to your Android device every month as well as On The Air, QEX, and NCJ

QST entertains and informs with news, construction projects, tutorials and much more. That's why it is the most widely read Amateur Radio publication in the world. QEX is the forum for communications experimenters, with more in depth technical articles. On The Air magazine is ideal for the beginner-to-intermediate hams to learn new concepts and operating skills. NCJ describes the people and adventures of contesting worldwide.