At 23:54 22/09/99 +1200, you wrote: >Oi!!! >What about line finders and their ilk , rotary exchanges - motor driven with >electromagnetic clutches from a row motor with shafts feeding mechanical >power to the 'switches". >An oil can a needed accessory. I have a few sample switches in my "museum" >collection. Still running here into the 1970's AFAIR. Some of first >shipments of parts from Britain were sunk by U-Boat and had to be re-sent >:-) Are you sure about that? 1906 vintage? Ah yes I forgot that New Zealand didn't get electricity until the 40s Fisrt generation Strouger equipment eh, not bad (2nd generation was electromechanical, and some what larger than Step X Step). I have a list fo the subscribers connected to Austrailas first automatic exchange in Gelong (Seems that the city people where not worthy ) I also have a list of the first subscribers connected to the Post Master Generals Melbourne exchage (All 100 odd) Beleive it or not, but Telstra installed Step exchange equipment into the 80s! Dennis > > >RM > > >_______________________________________ > What can one man do? Help the hungry for free at > http://www.thehungersite.com/ > >>AH! You are not as old as I thought! >> >>Next thing you know, you will be telling us about the K and L relay sets, >>uniselectors, first selectors and goup selectors. Slug relays and magnetic >>concerntating yokes, then he will go off into why it is called tip and ring >>and wink systems! >> >>Dennis >> > >