J. R. Ewing subterfuges to plunder his foes' wealth. The original series concept was a blend of "Bonanza" with a rich, western patriarch and his three dissimilar sons, "Cat on a Hot Tin Roof" with its rival brothers, and their scheming wives, and "Romeo and Juliet" with two star-crossed lovers whose families are sworn enemies. The focus of the series was initially the feuding families, with J.R. just a supporting character, but his popularity grew and the producers acknowledged he became the breakout character. Two highly rated 1980 episodes became part of a cultural phenomenon that year known as "Who shot J.R.?". In
D-STAR next year. However, the yet to be released UT-118 add-on card was required for these radios to operate in D-STAR mode. Eventually, the card became available and once installed into the radios, it provided D-STAR connectivity. The June 2005 edition of the ARRL's QST magazine reviewed the Icom IC-V82. JARL released some changes to the existing D-STAR standard in late 2004. Icom, aware that the changes were coming, delayed the release of their hardware in anticipation of the changes. The Icom ID-1 1.2 GHz mobile radio was released in late 2004. The ID-1 was the first and only D-STAR radio