27.06.2015 10:55:30 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 : 11.87 (mA) 66 % of nominal 18 (mA) Gma : 7.39 (mA/V) 67 % of nominal 11 (mA/V) Gma = dIa/dVg Ra : 177.39 (kohm) 118 % of nominal 150 (kohm) Ra = dVa/dIa mu1 : 1311 (-) >>> % of nominal 36 (-) mu1 = Gma*Ra Gm1 : 174 (uA/V) Gm1 = dIa/dVs Is : 2.06 (mA) 69 % of nominal 3 (mA) Gms : 1.31 (mA/V) Gma = dIs/dVg Rs : 29.07 (kohm) Rs = dVs/dIs mu2 : 38 (-) mu2 = Gms*Rs Gm2 : -1 (uA/V) Gm2 = dIs/dVa