Perekayasaan Sistem Radio dan Televisi(1)

PEREKAYASAAN SISTEM RADIO dan TELEVISI
U
U
t
U =
2 9 m V
0 0 0 0 0 0 0 1 0 0
0 0 0 0 0 0 0 0 1 1
0 0 0 0 0 0 0 0 1 0
0 0 0 0 0 0 0 0 0 1
t
T e g a ng a n
t e rko d a
Gambar 5.14. Tegangan kendali analog dan digital
G
P e n h it u n g
p e m e riks a
+ U re f
a )
0 0 0 0 0 0 0 1 0 0
1 1 1 1 1 1 1 1 1 1
P e ny a m a
d ig it a l
b )
t e g a n g a n
p e n a la a n
0 0 0 0 0 0 0 0 0 0
U b
c ) d )
U d
D at a
( m a -
s u k a n )
P e n h i -
t u n g is i
T in g k at s a k la r
Gambar 5.15. Prinsip pensintesa tegangan
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