1. Homework Statement
I'm studying a circuit with BJT's and I'm asked to determine the input resistances of the two amplification steps of the circuit. The circuit I'm analyzing is the following one:
2. Homework Equations
3. The Attempt at a Solution
To determine the input resistances I...
1. Homework Statement
An antenna is modeled by a 40ohm resistor in parallel with a capacitor with Xc = -j25. The antenna is fed
by a lossless 50ohm signal line 0.15 wavelengths long. Use a Smith Chart to find the input impedance to
the transmission line.
2. Homework Equations
3. The...
1. Homework Statement
A 25-Ω antenna is connected to a 75-Ω lossless transmission line. Reflections back toward the generator can be eliminated by placing a shunt reactance Z at a distance l from the load (Fig. 1). Determine the values of Z and l.
2. Homework Equations...