, ▁making ▁it ▁ideal ▁for ▁use ▁on ▁flo ats . ▁The ▁co ck pit ▁c age ▁was ▁changed ▁to ▁w eld ed ▁steel ▁t ube , ▁from ▁the ▁previously ▁used ▁al umin um ▁and ▁a ▁spr ung ▁tail w heel ▁was ▁added . ▁In ▁service ▁the ▁ 6 5 0 ▁quickly ▁proved ▁to ▁have ▁struct ural ▁issues ▁and ▁its ▁accept ance ▁in ▁the ▁A U LA ▁category ▁was ▁res c ind ed ▁by ▁Transport ▁Canada ▁until ▁the ▁issues ▁could ▁be ▁rect ified . ▁Most ▁customer ▁ 6 5 0 s ▁were ▁kept ▁flying ▁by ▁operating ▁them ▁in ▁the ▁Basic ▁Ult ra - light ▁Aer op lane ▁category . ▁Spect rum ▁A ircraft ▁went ▁out ▁of ▁business ▁in ▁ 1 9 9 2 , ▁prior ▁to ▁rect ifying ▁the ▁issues ▁with ▁the ▁ 6 5 0 . ▁ ▁A ▁new ▁company , ▁Be aver ▁R X ▁Enter pr ises ▁acquired ▁the ▁design ▁and ▁comm enced ▁production ▁of ▁the ▁R X ▁ 5 5 0 , ▁placing ▁it ▁in ▁the ▁A U LA ▁category . ▁They ▁did ▁not ▁produce ▁the ▁single - se aters ▁or ▁the ▁R X ▁ 6 5 0 . ▁Despite ▁demand ▁for ▁the ▁Be aver , ▁the ▁company ▁soon ▁went ▁out ▁of ▁business . ▁ ▁Fun ▁Fl ight ▁Inc ▁of ▁Alexand ria , ▁Virginia , ▁United ▁States ▁also ▁produced ▁the ▁R X 5 5 0 ▁model ▁in ▁the ▁late ▁ 1 9 9 0 s . ▁ ▁In ▁ 1 9 9 5 ▁A ircraft ▁Sales ▁and ▁Part s ▁( AS