26.06.2015 21:57:00 uTracer3, GUI V3.11 Pentode Quick Test PCL84 Pentode Test conditions: Va : 170 (V) Swing +/- 17 V (10%) Vs : 170 (V) Swing +/- 17 V (10%) Vg : -2.1 (V) Swing +/- 0.21 V (10%) Test results: Ia : 16.7 (mA) 93 % of nominal 18 (mA) Gma : 10.27 (mA/V) 93 % of nominal 11 (mA/V) Gma = dIa/dVg Ra : 101.83 (kohm) 68 % of nominal 150 (kohm) Ra = dVa/dIa mu1 : 1045 (-) >>> % of nominal 36 (-) mu1 = Gma*Ra Gm1 : 215 (uA/V) Gm1 = dIa/dVs Is : 3.33 (mA) 111 % of nominal 3 (mA) Gms : 1.96 (mA/V) Gma = dIs/dVg Rs : 21.55 (kohm) Rs = dVs/dIs mu2 : 42 (-) mu2 = Gms*Rs Gm2 : -4 (uA/V) Gm2 = dIs/dVa