JN3DSH Top page
Radio station	The introduction of my radio station.
QSL cards	Iintroducing QSL cards sent from amateur radio stations around the world.
Contest result	Contest result of recent years.
Works	SRA-2300(and SG-230 smart lock)
Blog (Japanese only)	I am writing as an engineer, such thing of day-to-day and hobbies (Amateur radio and etc.).
Instagrma	My account is "jn3dsh".