The world of the amateur radio which spreads with introduction of digital technology...
	To challenge to the D-STAR in order Extra knowledge

With the JARL adjusting to the Ministerial ordinance amendment January 13th of 2004, to do license application, concerning the repeater bureau * assist bureau of the D-STAR, as an amateur bureau in Kanto district, in 4 bureaus and Tokai district of Tokyo Toshima Ku * Chuo Ku * west Tokyo city * Chofu city, in 3 bureaus and Kansai district of Aichi prefecture Nagoya city Atsuta Ku * Showa Ku & Kasugai city 5 bureaus of Osaka prefecture Osaka city Suminoe Ku * plain Ku * Higashi Osaka city, Nara prefecture Nara city and Japanese ode Yamagata Ito Gun Takano Cho license as an amateur bureau receive Repeater bureau * assist bureau uses at each area.
At present, the repeater of the D-STAR as for the area which is enabled is only inside this cover area, but from March of 2005, public offering of establishment of repeater bureau and the assist bureau by the management group same as the former analog FM repeater has been started.

The D-STAR tranceiver is the amateur wireless radio of the 1200MHz band. Is largely closed up it is the D-STAR where only the side as " a network system of the amateur radio which utilizes repeater bureau and assist bureau ", but of course to also it can utilize conveniently " the communication and data communication as of the tranceiver single unit between the local bureau which does not use the repeater " pleasantly. It mentions later, but with digital speech communication, clearing which does not have noise the reception sound quality is big charm. It can make also the expecting reception which appoints call sign simple.
On one hand, if digital data communication is utilized the local bureau where the air is agreeable getting together, with just simple setting can do also radio LAN using such as network joint ownership of the personal computer data between local bureau.

For example, the figure above is example of network between the local bureau due to 4 bureaus. If digital data communication of the D-STAR tranceiver is utilized, it can actualize the network between this kind of local bureau simply. If with respect to this network the BBS (the electronic bulletin board) function can be given in the personal computer of A bureau, the local BBS is possible, can read and write freely at local bureau.
Being shared and setting the personal computer of the B bureau where the hard disk of large capacity is connected and, it can utilize in joint ownership data retention and the like for local bureau. Can the D bureau which loves drive, send the picture and the sound which were photographed with destination to local bureau freely! With it is the condition which was said.
Not using the repeater, it may be able to utilize the D-STAR tranceiver, very funny, don't you think? is.