Table IV 



Four-Pole Parameters for Grounded Cathode Triode in the Range of 

 Moderately Low Frequencies 



Four-Pole Parameters for Grounded Grid Triode in the Range of 

 Moderately Low Frequencies 



1 + 



1 + 



fti = 



ft2 — 



1 + 



+ ^-c. 



MX 3 -Ti / /t \ 3 rci / 



K'+3^^) 



+ 



1 + 



6 Ci 



10 a 



1 + 



1^ 



m4 



M\ 3:^1 /, 



1 + 



K-5;') 



1 + 



1 + 



IXo 



1 /ia;i 



1 + 



li'-l'A 



fe 



/3l2 + ^21 = 



go 



+ /./ ^-^+1^^' 



1 + 



1/ 4X2 \ 



(l +^~^) 



>x\ 3xi / 





K-^S') i,^y(H!.);j 



.3 -F 



I - i—di I xi 



30 11m 



1 + 



M\ 3:*:i /y 



ii« 



617 



