Also do Octagon provide updates for the transponders in the downloads section
My original post Hi big fan of Octagon products from the UK As a hobbyist which is bettter 418 or 518 Will my reciever power the unit i choose
Hi need some help if possible, sorry its in english (big Octagon fan from UK) I am looking at purchasing either the 418 or 518 I am a hobbyist...