27.06.2015 13:23:26 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 : 13.69 (mA) 76 % of nominal 18 (mA) Gma : 9.03 (mA/V) 82 % of nominal 11 (mA/V) Gma = dIa/dVg Ra : 128.11 (kohm) 85 % of nominal 150 (kohm) Ra = dVa/dIa mu1 : 1157 (-) >>> % of nominal 36 (-) mu1 = Gma*Ra Gm1 : 211 (uA/V) Gm1 = dIa/dVs Is : 2.5 (mA) 83 % of nominal 3 (mA) Gms : 1.63 (mA/V) Gma = dIs/dVg Rs : 24.63 (kohm) Rs = dVs/dIs mu2 : 40 (-) mu2 = Gms*Rs Gm2 : -4 (uA/V) Gm2 = dIs/dVa