C1851BCU NEC, C1851BCU Datasheet - Page 5

• Manufacturer Part Number: C1851BCU
• Description: Search ---> UPC1851BCU
• Manufacturer: NEC

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dbx NOISE REDUCTION BLOCK
SELECTOR BLOCK
Notes 1. Switch (TV signal/External input 1/External input 2).
From Matrix Block
(L-channel signal)
From Matrix Block
(R-channel signal)
From Switch
2.19-kHz LPF
2. The input gain 0 dB/6 dB can be selected by the command of the I
408-Hz LPF
Absorption
Emphasis
f
Variable
LPF
H
dO
18
Offset
Trap
Spectral RMS Filter
SRB
14
Spectral
2 f
ER1
RMS
38
H
Trap
STI
13
ER2
36
Switch
D/A
Timing Current
Data Sheet S13417EJ2V0DS00
Note1
EL1
39
15
ITI
EL2
37
Note2
Note2
WRB
Wide-band
Wide-band RMS
17
RMS
40 k
40 k
40 k
Filter
WTI
16
D/A
40 k
Wide-band VCA
–
+
2
C bus (refer to 4.3 (5) Input gain).
Switch (Monaural/Stereo)
Absorption
Offset
VOA
To Surround Block
To Surround Block
20
PC1851B
To Matrix Block
5