Hi!
Old...??? I still use servos that I got with my JR radio in 1980...and I still have functional servos from my first radio bought in 1975 (Futaba S6).
And my current radiosystem was bought in 1994 (JR 388X).
Old to me is Kraft, EK and Proline systems from the early to mid seventies...
Regards!
Jan K
Sweden