B s ▁were ▁delivered ▁to ▁the ▁US ▁Department ▁of ▁Justice , ▁one ▁in ▁ 2 0 0 4 ▁and ▁one ▁in ▁ 2 0 0 5 . ▁ ▁The ▁R U - 3 8 B ▁model ▁was ▁still ▁being ▁act ively ▁market ed ▁by ▁Schweizer ▁in ▁ 2 0 1 1 . ▁ ▁Cert ification ▁Ne ither ▁the ▁R U - 3 8 A ▁or ▁B ▁was ▁cert ified ▁by ▁the ▁Federal ▁A viation ▁Administration . ▁Instead ▁all ▁aircraft ▁operate ▁as ▁experimental ▁aircraft ▁in ▁the ▁Research ▁and ▁Development ▁category . ▁ ▁Oper ators ▁ ▁Schweizer ▁A ircraft ▁- ▁Two ▁R U - 3 8 A ▁and ▁one ▁R U - 3 8 B ▁United ▁States ▁Department ▁of ▁Justice ▁- ▁two ▁R U - 3 8 B ▁ ▁Spec ifications ▁( RU - 3 8 B ) ▁ ▁References ▁ ▁External ▁links ▁▁▁▁ ▁Ph oto ▁of ▁R U - 3 8 A , ▁N 6 1 4 2 8 , ▁serial ▁number ▁ 1 ▁ ▁Ph oto ▁of ▁R U - 3 8 A ▁configuration ▁model ▁ ▁R U - 3 8 ▁Category : 1 9 8 0 s ▁United ▁States ▁military ▁reconna issance ▁aircraft ▁Category : T win - bo om ▁aircraft ▁Category : T win - eng ined ▁push - pull ▁aircraft ▁Category : L ow - wing ▁aircraft ▁Category : A ircraft ▁first ▁flow n ▁in ▁ 1 9 9 5 ▁Category : T win - eng ined ▁tur b op rop ▁aircraft <0x0A> </s> ▁Y on atan ▁N er il