BFQ29P Datasheet, PDF (6/10 Pages) Siemens Semiconductor Group – NPN Silicon RF Transistor (For low-noise IF and broadband amplifiers up to 1 GHz at collector currents from 1 mA to 20 mA.)

BFQ 29P
Circles of constant noise figure F = f (ZS)
in ZS-plane, IC = 5 mA, VCE = 6 V, f = 800 MHz
Noise figure F = f (IC)
VCE = 6 V, f = 800 MHz, ZLopt (G)