Akai GXC-750

X. DOLBY N.R. CIRCUIT OPERATION
Fig. 45
P,8. DOLBY INPUT, OUTPUT RESPONSE REC. DOLBY INPUT, CUTPUT RESPONE
a
tNPUT SIGNAL LEVEL 3 3
wW
+20:
Cin
yt
DOLBY
LEVEL
2 (STANDERD LEVEL)
. 0.
SIGNAL LEVEL AT POINT (b) @
4-20
e z
SIGNAL LEVEL AT POINT (c)
Sp
+20. ie) -20 7-40 -60 -60 -40 ~20 O° +20
PLAYBACK OUTPUT LEVEL (d8) RECORDING tNPUT LEVEL (d8)
Fig. 47
OUTPUT SIGNAL LEVEL
eo
cs]
Fig. 46 Level and phase of each points
at inolividual frequency
on
RESPONSE (dB)
20 30 50 100 200 300 30 IK 2K «3K 5K 10K 20K
FREQUENCY (Hz)
6 TYPE DOLBY LOW LEVEL REC./R 8. FREQUENCY RESPONSE
Fig. 48
RB. LINE OUT
O
~~ €0 = + @2
Fig. 49
Dolby is a trademark of Dolby Laboratories, Inc, Under License from Dolby Laboratories, Inc. 29