21.06.2015 12:00:58   uTracer3, GUI  V3.11  Pentode Quick Test
 
ECL86 Pentode
 
Test conditions:
Va  : 250 (V)                Swing +/- 25 V (10%)
Vs  : 250 (V)                Swing +/- 25 V (10%)
Vg  : -7 (V)                 Swing +/- 0.7 V (10%)
 
Test results:
Ia  : 38.36 (mA)             107 % of nominal 36 (mA)            
Gma : 9.71 (mA/V)            97 % of nominal 10 (mA/V)          Gma = dIa/dVg
Ra  : 44.99 (kohm)           94 % of nominal 48 (kohm)          Ra  = dVa/dIa
mu1 : 437 (-)                >>> % of nominal 21 (-)            mu1 = Gma*Ra
Gm1 : 408 (uA/V)                                                Gm1 = dIa/dVs
 
Is  : 6.34 (mA)              106 % of nominal 6 (mA)             
Gms : 1.57 (mA/V)                                               Gma = dIs/dVg
Rs  : 13.63 (kohm)                                              Rs  = dVs/dIs
mu2 : 21 (-)                                                    mu2 = Gms*Rs
Gm2 : -2 (uA/V)                                                 Gm2 = dIs/dVa