import math
# Variables
D1 = 5.;
# Calculations and Results
GR1 = 3*D1**2*(1+D1);
print 'The reciever procesmath.sing gain is GR1 = %.0f '%(GR1);
Bt = 200.*10**3; #bandwisth in Hz
W = 53.*10**3; #highest modulating frequency in Hz
D2 = Bt/(2*W)-1; #deviation ratio
print 'D2 = %.3f'%(D2);
GR2 = 3*D2**2*(1+D2);
print 'The reciever procesmath.sing gain for sterio FM is GR2 = %.3f '%(GR2);
print 'The ratio of the two gains is GR2/GR1 = %.4f dB'%(GR2/GR1);
dBdiffrence = 10*math.log10(GR2/GR1)
print 'dB diffrence = %.0f dB'%(dBdiffrence);
# Results
print 'The percentage is %.0f '%(483./525*100)
# Calculations
D = 25./15;
# Results
print 'The deviation ratio is D = %.3f '%(D)
# Variables
delta_f = 25 #KHz
W = 15; #KHz
# Calculations
Bt = 2*(delta_f+W) #bandwidth
# Results
print 'The bandwidth is Bt = %i KHz'%(Bt)