CHAPTER 17
QUIZ ANSWERS:
1. c) Transmitting frequency
2. ICU/CCU/critical care
3. Student answers may include: patients with chest pain; alcohol overdose; stroke;
diabetic shock; foreign body in the airway.
4. c) 60 cm
PROBLEMS ANSWERS:
1. distance2 = transmitted power/received power/3.14 = 5 mW/10μW/3.14 = 159.23; (i.e.,
distance = 12.6 meters)
2. The spectrum will include: 430 MHz, 430 MHz ± 1.5 Hz, 430 MHz ± 2 * 1.5 Hz, 430
MHz ± 3 * 1.5 Hz, 430 MHz ± 4 * 1.5 Hz;
Next, 430 MHz ± 2.0 Hz, 430 MHz ± 2 * 2.0 Hz, 430 MHz ± 3 * 2.0 Hz, 430 MHz ± 4 *