1. Beasley, et al., Chap 6: Receivers
IT Beasley, et al., Chap 6

2. Figure 6-2 Superheterodyne receiver block diagram: AM KSL Example
kHz
Audio (20-20kHz)
1160 kHz
455 kHz
455 kHz
1615 kHz

3. Figure 6-2 Superheterodyne receiver block diagram: FM KBYU Example
MHz
Audio (20-20kHz)
89.1 MHz
10.7 MHz
10.7 MHz
99.8 MHz

4. Figure 6-5 Variable ganged capacitor.

5. AM detection & waveforms
IT Beasley, et al., Chap 6

6. Figure 6-12 AM broadcast superheterodyne receiver schematic.
See any components you recognize?

7. Receivers: Terms Sensitivity:
How small a signal can be and still be reliably detected. Usually measured in W (dBm) or V (dBmV)
Selectivity:
The ability of a device to respond to a particular frequency without interference from others. Usually measured in dBs(ignal).
IT Beasley, et al., Chap 6