x=[-40 -38 -36 -34];
xt=linspace(5.75,.25,4);
x2=linspace(-5.5,.25,4);
x5=linspace(-7,-1,4);

x1=linspace(-7.5,-1.5,4);

x3=linspace(-9.25,-3.25,4);

x4=linspace(-10,-4,4);
x7=linspace(-10.3,-4,4);
x6=linspace(-10.75,-4.75,4);
x8=linspace(-12.5,-6.3,4);
plot(x,xt);
axis([-40 -34 -12.5 6.5]);
hold on
plot(x,x2);
hold on
plot(x,x5,'y-',x,x5,'o');
hold on

plot(x,x1,'y-',x,x1,'x');
hold on
plot(x,x3);
hold on
plot(x,x4,'y-', x,x4,'+');
hold on
plot(x,x7,'y-',x,x7,'*');
hold on
plot(x,x6);
hold on
plot(x,x8);
gtext('T1');
gtext('ADSL bucla 2');

gtext('ADSL bucla 3');

gtext('ADSL bucla 6');

gtext('ADSL bucla 8');
gtext('o- ADSL bucla 5')
gtext('x- ADSL bucla 1')

gtext('+- ADSL bucla 4')

gtext('*- ADSL bucla 7')
xlabel('Nivelul DSP pentru frecvente peste 200 kHz (dBm/Hz)');
ylabel('Marja pentru raportul semnal pe zgomot (dB)');
title('Marja de perfomanta in functie DSP la emisie');














