630 



BELL SYSTEM TECHNICAL JOURNAL 



-3.0 



-2.5 



■1.5 



0.5 



-1.0 -0.5 



ANODE VOLTAGE. Vq 



Fig. 10 — Admittance of a diode. 



tried. At maximum current the susceptance h dropped to 50% of the initial 

 value. The data of Fig. 12 have been replotted in Fig. 13 in terms of the 

 variable 126.v'/X/o', where x is the cathode-anode spacing. In the Llewellyn 



