Akai GXC-750

Xi. A.D.R. SYSTEM AND O.L.S. CIRCUIT OPERATION
“ELEMENT” -
(D3b~8b. 1S2473VE)
Fig. 51
POINT A
LINE INPUT
REC./P. 8, HEAD
LEVEL
AMP. ! DOLBY AMP.
B.PF
Zi
Z0=Zi+Z2
Z2
Fig. 52 A.D.R. Block Diagram (at Rec. mode)
nN
;
he
WITHOUT
A.
D.R.
/
Zi
Bese
ein
ees
>
SATURATION
LEVEL
|
Ww
}
4
pa
R
"ON"
|
x
y
—A.D.R.
i
i
N
5
:
'
aS
3
.
.
|
a
1
ra)
I
am
—
!
fo
f
fo
—>f
Fig.
53.
B.P.F./Impedance
characteristics
Fig.
54
Recording
Equalizer
characteristics
3}