02.12.2015 16:53:30   uTracer3, GUI  V3.11  Pentode Quick Test
 
6SJ7 #301
 
Test conditions:
Va  : 250 (V)                Swing +/- 25 V (10%)
Vs  : 100 (V)                Swing +/- 10 V (10%)
Vg  : -3 (V)                 Swing +/- 0.3 V (10%)
 
Test results:
Ia  : 1.24 (mA)              41 % of nominal 3 (mA)              
Gma : 923 (uA/V)             37 % of nominal 2.5 (mA/V)         Gma = dIa/dVg
Ra  : > 1M (kohm)            --- % of nominal 7.6 (kohm)        Ra  = dVa/dIa
mu1 : N.A. (-)                                                  mu1 = Gma*Ra
Gm1 : 51 (uA/V)                                                 Gm1 = dIa/dVs
 
Is  : 0.32 (mA)              40 % of nominal 0.8 (mA)            
Gms : 257 (uA/V)                                                Gma = dIs/dVg
Rs  : 66.6 (kohm)                                               Rs  = dVs/dIs
mu2 : 17 (-)                                                    mu2 = Gms*Rs
Gm2 : 0 (uA/V)                                                  Gm2 = dIs/dVa