Strowger Step By Step Telephone exchange A close Look

This video is touching on the points mentioned in the main video on this exchange https://www.youtube.com/watch?v=BvhqZbtU_Zs Richard was an engineer from 66 and had fond memories of the step by step exchanges. check the video above for more info! this video is intended as he touches on some really important things and he has a wealth of knowledge on such devices so I didn't bother editing it down! enjoy. and say hey to Richard! thanks very much for the support for making the museum a possibillity! iif you want to support check out loads of extra content here :- https://www.patreon.com/lookmumnocomputer Paypal :- https://www.paypal.me/lookmumnocomputer