Amplifier Design

PP Amplifier Design

Feedback Amplifier Gain

"Experimental Methods in RF Design"
Section 2.7 Feedback Amplifiers, Eq 2.40 and Fig 2.69 Gain equation

Feedback Amplifier Gain Versus Emitter Resistor, RE

Emitter Current vs. OIP3

PP 2N5109 80mA PP BFQ19 45.8mA ZTX327 20mA 2N5109 19mA 2N2219 8.5mA Additional measurements and plot

2N2219 Response Plots

2N2219 Details Third-order intercept point Theory

Elecraft K3s RF Amp