10 



THE BELL SYSTEM TECHNICAL JOURNAL, 1954 



series current 846 

 shunt 840 

 shunt transistor 842 

 simple series 845 

 voltage 848 

 Relay (s) 

 AG 187-217 

 all busy 321-22 

 armature 



direction reversion 17 



flux build-up 160 



force measurement 11 



rebounding 17 



saturation 53, 95, 99, 104 

 central office, telephone 218 

 chatter intervals 17-18 

 coil characteristics 25-27 

 current 8 



demagnetization relations 35-37 

 design of 1-259 

 dj-namic measurements 10 

 economics 218-59 

 eddj- currents 176, 209 

 electromechanical 1 

 end 314-15 

 end of cycle 321-22 

 failure 1 

 flux 7-10, 14-15 

 gauging a 935-37 

 general purpose 14 

 group restore 321-22 

 high speed 11, 53 

 high speed wire spring multicontact 



nil 



identical 169 

 magnet 4-9, 23 

 magnetic design 23-78 

 manufacturing costs 218-59 

 measuring equipment 3-22 

 multicontact, new 



(for) switching sj'stems 1111-32 

 operate time, estimation and control 



theory 109-43 



windings, optimum, design 144-86 

 release time 178-84, 187-217 

 release waiting time 133-38 

 series 168 



series connected 170-76 

 single 146 



slide between parts 12 

 slow release 



principles of 187-217 

 "tens gate" 303 

 "tens group" 313 

 tester 



electronic 925-38 

 time 15-21, 154-60, 164-66 

 trunk advance 320 

 two like parallel relays in series with a 



third relay 170 

 unit gates 314-15 

 \vinding(s) 144-86 



cost 223 

 wire spring 

 block assemblies, automatic mold- 

 ing 870 

 contact welding 897-923 

 nickel silver wire 859 

 phenolic resin blocks, molding 



870-84 

 silicon copper wire 859 

 springs 897 

 welding, automatic contact 897- 



923 

 wire straightening and molding 

 859-84 

 Relay Measuring Equipinent (H. N. 



Wagar) 3-22 

 Relays, Design of (A. C. Keller) 1-2 

 Release Time 



relays 178-84 

 Repeater(s) 



negative impedance 1055-92 

 El 1055 

 E2 1055-92 

 E3 1055-92 



series-type, application 1056-58 

 Resin (phenolic) 



molding, for wire spring relay blocks 

 870-84 

 Resistance 



negative 330-32 

 positive 330 

 Rice, Stephen O. 



biographical material 515 

 Diffraction of Plane Radio Waves by a 

 Parabolic Cylinder (Stephen O. 

 Rice) 417-504 



