Specifications

Hard-Disk Read/Write Head Controller
10-29
Next apply margin to this open-loop model. Type
[Gm,Pm,Wcg,Wcp] = margin(olk);
Margins = [Gm Wcg Pm Wcp]
Margins =
3.7987 296.7978 43.2031 106.2462
ToobtainthegainmarginindB,type
20*log10(Gm)
ans =
11.5926
You can also display the margins graphically by typing
margin(olk)
u
y
Dz
()
Plant
k
–
+
oloop