r.lCUUM Tl'liE 0SCII.I..IIOKS 



513 



iruliutaiuf h.is an iron lore an inrriasc in tlic (urriiit will rosull 

 in InireaM-d damping which, at a fixed freciuency, acts to reduce the 

 ratio between the voltage set up across the resistance /?s and the 

 voltage impressed on tlie junction .1. The resonance curves gi\en 



Fig. 5 — Families showing relation between power gain, or loss and frequemj lor 

 various power levels 



in Fig. 5 show the relation between the ratio of the voltage across 

 the junction B to the voltage impressed upon the junction A and 

 frequency. The numbers again indicate the voltage at A. in tiie 

 same arbitrary units as were used for the amplifier family. 



5ielecting any of the values given for the Ncltage acr(;ss the junction 

 A, it will be found that there are two curves showing the relation 

 l)etween the ratio of the voltage at the junction B to that at the 



