In [1]:

```
#Given
Vmax = 5.9
Vmin = 1.2
#Calculation
m = (Vmax-Vmin)/(Vmax+Vmin)
Vc = (Vmax+Vmin)/2.0
Vm = (Vmax-Vmin)/2.0
m = Vm/Vc
#Result
print"(a) The modulation index is ",round(m,2)
print"Vc= ",Vc,"Vm= ",Vm,"(for 2 volt/div on verticle scale)"
```

In [2]:

```
#Given
frq =980*10**3
frq_range = 5*10**3
#Calculation
fusb = frq+frq_range
flsb = frq-frq_range
bw=fusb-flsb
#Result
print"The upper sideband is at ",fusb/10**3,"Khz"
print"Lower sideband is at ",flsb/10**3,"Khz"
print"the babdwidth is ",bw/10**3,"KHz"
```

In [3]:

```
#Given
Pc = 30
m=0.85
#Calculation
Pt = Pc*(1+ (m**2/2.0))
Psb_both =Pt-Pc
Psb_one = Psb_both/2.0
#Result
print"The total power is ",round(Pt,1),"watt"
print"The power in one sideband is ",round(Psb_one,1),"Watt"
```

In [6]:

```
#Given
R = 40
I = 4.8
m=0.9
#Calculation
Pc = I**2*R
Pt = (I*(1+(m**2/2.0))**0.5)**2*R
Psb = Pt-Pc
#Result
print"(a) The carrier power is ",Pc," watt"
print"(b) Total power = ",round(Pt,0),"watt"
print"(c) Sideband Power = ",round(Psb,1),"watt"
```

In [7]:

```
#given
It = 5.1
Ic =4.8
#Calculation
m=(2*((It/Ic)**2-1))**0.5
#Result
print"The percentage of modulation is ",round(m*100,0)
```

In [8]:

```
#Given
m = 0.9
Pc = 921.6
#calculation
Psb = (m**2*Pc)/4.0
#Result
print"The power in one sideband ",round(Psb,1),"Watt"
```

In [9]:

```
#Given
Vpp = 178
R = 75.0
#Calculation
Vp =Vpp/2.0
Vrms = 0.707*Vp
PEP =(Vrms**2/R)
#Result
print"The peak envelop power is ", round(PEP,1),"Watt"
```

In [10]:

```
#Given
Vs =24
Im =9.3
#Calculation
PEP = Vs*Im
Pavg1 = PEP/3.0
Pavg2 = PEP/4.0
#Result
print"(a) The peak envelope power is ",PEP,"watt"
print"(b) Average power of transmitter is ",Pavg2,"watt to",Pavg1,"watt"
```