27.06.2015 11:13:41 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 : 17.94 (mA) 100 % of nominal 18 (mA) Gma : 12.81 (mA/V) 116 % of nominal 11 (mA/V) Gma = dIa/dVg Ra : 126.7 (kohm) 84 % of nominal 150 (kohm) Ra = dVa/dIa mu1 : 1623 (-) >>> % of nominal 36 (-) mu1 = Gma*Ra Gm1 : 291 (uA/V) Gm1 = dIa/dVs Is : 3.74 (mA) 125 % of nominal 3 (mA) Gms : 2.53 (mA/V) Gma = dIs/dVg Rs : 15.29 (kohm) Rs = dVs/dIs mu2 : 39 (-) mu2 = Gms*Rs Gm2 : -2 (uA/V) Gm2 = dIs/dVa