MAGNETIC DRUM TRANSLATOR FOR TOLL SWITCHING OFFICES 727 



Fig. 6 — Upper casing containing translation selecting unit, and partial com- 

 plement of pulse stretchers and channel detectors. 



system. A second casing, (Fig. 6), located directly above the first, houses 

 the translation selecting unit, pulse stretchers, and channel output detec- 

 tors. The various plug-in components used in these sections are shown 

 in Fig. 7. At the top of the rack are located the code-check input relays, 

 fuses and terminal blocks. 



