plane ". ▁ ▁Oper ational ▁history ▁The ▁prototype ▁was ▁introduced ▁at ▁the ▁ 1 9 7 1 ▁E AA ▁air show ▁painted ▁in ▁the ▁same ▁gold ▁and ▁red ▁colors ▁as ▁the ▁Canadian ▁Golden ▁Haw ks ▁air show ▁team . ▁ ▁In ▁July ▁ 2 0 1 2 ▁the ▁manufact urer ▁indicated ▁that ▁ 1 8 ▁examples ▁had ▁been ▁completed ▁and ▁flow n ▁in ▁the ▁ 4 3 ▁years ▁that ▁the ▁plans ▁and ▁k its ▁had ▁been ▁available . ▁ ▁Spec ifications ▁( S AL ▁Must ang ) ▁ ▁References ▁ ▁External ▁links ▁Official ▁website ▁Ph oto ▁of ▁a ▁Fal con ar ▁S AL ▁Must ang ▁ ▁Category : Home built ▁aircraft ▁S AL ▁Must ang ▁Category : Single - eng ined ▁tra ctor ▁aircraft <0x0A> </s> ▁Pas al ub ong ▁( Tag alog , ▁"[ something ] ▁for ▁when ▁you ▁welcome ▁me ") ▁is ▁the ▁Filip ino ▁tradition ▁of ▁trav ellers ▁bringing ▁g ifts ▁from ▁their ▁destination ▁to ▁people ▁back ▁home . ▁Pas al ub ong ▁can ▁be ▁any ▁gift ▁or ▁sou venir ▁brought ▁for ▁family ▁or ▁friends ▁after ▁being ▁away ▁for ▁a ▁period ▁of ▁time . ▁It ▁can ▁also ▁be ▁any ▁gift ▁given ▁by ▁someone ▁arriv ing ▁from ▁a ▁distant ▁place . ▁ ▁Pas al ub ong ▁are ▁also ▁associated ▁with ▁the ▁bal ik bay an , ▁O verse as ▁Filip inos ▁returning ▁to ▁the ▁Philippines , ▁and ▁may ▁refer ▁to ▁ ▁items ▁that ▁migr ant ▁workers ▁bring ▁home ▁to ▁their ▁families , ▁friends , ▁relatives ▁or ▁even ▁non - rel atives