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Title: Digital AV Decoder
Approved by:
Drawn by:
File Name:
Path: M:\IanS\temp\temp.ddb - Documents\SC011A91.SCH
Print date:
Drawn date:
Issue:
Sheet of
2-Apr-2008
0
Huntingdon, United Kingdom.
This drawing is the intellectual property of Cyrus Electronics Ltd.
O
c
Description:
10
13
10
Sheet
Delay pulse generator with
ALS microphone amp rectifier
1-Apr-1999
Cummins/Sells
SlowMicFilter
MicrophoneInserted
R1017
47R
R1024
1k
R1028
100k
C1020
100p
GND
GND
5
6
7
8
IC1006B
BA15532F
+12Vmic
R1029
47R
R1030 4k7
C1022 2n2
3
2
1
4
IC1006A
BA15532F
-12Vmic
C1021
10uF
GND
R1032 4k7
C1024 2n2
C1004
47uF
16V
C1005
47uF
16V
C1006
47n
GND
C1007
47n
-12Vmic
-12VA
+12Vmic
+12VA
5
6
7
8
IC1007B
TL072
+12Vmic
3
2
1
4
IC1007A
TL072
-12Vmic
R1033
10k
R1036
100k
GND
R1034
10k
GND
R1037
1k
R1035
10k
C1025
47n
D1005
BAS16
D1006
BAS16
GND
R1031
47R
C1023
10uF
GND
D1001
BAS16
D1003
BAS16
D1004
BAS16
D1002
BAS16
+5V
GND
GND
+5V
MC-BUS IN
MC-BUS OUT
C
ON1002
10FE-B
T
-VK-N
GND
R1020
47R
R1021
47R
C1014
100p
GND
C1015
100p
GND
C1016
100p
GND
GND
C1017
100p
R1019
47R
R1018
100k
+5V
R1022
DNF
R1023
DNF
-12Vmic
+12Vmic
L
R
G
SK1001A
M203-02
SL
SR
SG
SK1001B
1/4" jack Socket
C1012
100p
C1013
100p
MC-BUS
C1011
1n
R1011 47R
C
ON1001
10FE-B
T
-VK-N
R1012 47R
R1013 47R
R1014
1k
R1015
1k
R1016
1k
ALS Microphone
C1010
1n
SK1002A
T6180-AAAK
Breakout Board for MC-BUS and Auto-Setup Microphone
SK1002B
MicrophoneLevel
GND
GND
C1019
100nF
R1027
100k
R1006 4R7
MF 1/4W
5%
WELWYN
FUSIBLE
R1007 4R7
MF 1/4W
5%
WELWYN
FUSIBLE
C1018
100nF
Ta=0.47mS
Td=4.7mS
338Hz +40 dB 15kHz
338Hz +40dB 15kHz
D1007
BAS16
+5V
T1002
BC846BLT
R1038
10k
C1026
10uF
R1039
470k
Fast (time Align)
Slow (level Cal)
Ta=100mS
Ta=1S