TELEPHONE EQUIPMENT FOR LONG CABLE CIRCUITS 119 



peater unit such apparatus as may be required to be different under 

 different conditions of use. For example, the basic repeater unit in 

 the new repeater is to be the same for both "through line" and "cord 

 circuit" use, and for large installations as well as for small ones. The 

 signaling apparatus which may have different features in different 



a. 

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