+20dB
+10dB
0dB
-20dB
-30dB
-40dB
-10dB
+20dB
+10dB
0dB
-20dB
-30dB
-40dB
-10dB
-2-0.5=-2.5dB
200mVrms
+30dB
-2+6.5=+4.5dB
MAX. SIGNAL LEVEL
DOLBY LIMIT LEVEL (ALLch-3dBFS)
-2.6dB
2.83Vrms=0dBFS
-10dBFS
-20dBFS
-30dBFS
-40dBFS
PCM1690
Differential Out
-2.6dB
PRE OUT
159mVrms
R2A15218FP/R2A15220FP MAX. OUTPUT 3.8Vrms
-20dBFS(DIG.IN)
-26.5dBBFS(A/D IN)
INPUT : 200mV(A/D IN)
Mch STEREO
INPUT:-20dBFS 1kHz
GAIN Setting of MASTER VOL 0dB
・DOLBY DIGITAL I
N -2dB -0.5 =-2.5dB
・ANALOG IN
-2dB +6.5dB =+4.5dB
①
②
③
①:Basic OFFSET
of VOL=0dB (indication valude)
②:OFFSET of A/D
input
③:System compen
sation of Digital Input
AV7702
LEVEL DIAGRAM
FRONT WIDE/HEIGHT1/HIEGHT2 ch
R2A15220FP
PRE OUT
R2A15220FP
+
DSP
PCM1690
D/A
-
-
+
PLD
GAIN
ADJ.
HDAM
Balanced
OUT
116