1. RLRL ~ e(t) + v R (t) - Diode Rectifier + v d - vdvd

2. Add a Capacitor RLRL ~ e(t) C + v R (t) -

3. Diagonal Clipping RC Time Constant chosen properly. “Diagonal Clipping” RC Time Constant chosen improperly.

4. Minimum Signal Level vdvd Carrier Voltage at Input to Detector Power Required into (matched) detector for undistorted output: Function of maximum modulation index Constant determined by detector characteristics

5. Superheterodyne Receiver RF Front End (Amps, Filters) Local Oscillator Mixer IF Strip (Amps, Filters) Channel SelectivityService Band Detector (Demodulation) Recovered Information P DET P IN

6. Pulse Modulation fcfc T PRF =1/f PR  pw fcfc