Balance input-amplifier

1. 1
+15V
2
3
4
-15V
A.OUT
CNT103
B.OUT
CNT105
B.OUT
B.IN+
B.IN-
CNT104
B.S.LED
A.OUT
+
A
C110
10uF
16V
C107
10uF
16V
+
C106
10uF
16V
+
C113
47uF
16V
R116
2.2K
+
R109
15K
C109
330pF
R108
15K
R106
15K
R107
15K
C108
330pF
C114
330pF
R115
15K
2
R114
150
B.OUT
CNT102
1
2
3
B.IN+
B.R.OUT
B.IN-
+15V
8
7
6
5
+15V
8
7
6
CNT107
1
2
3
CNT108
1
B.R.OUT
R110
330
CNT106
1
2
3
5
CNT109
1
2
3
CNT110
1
2
CNT101
1
2
3
A.IN+
U101
JRC4580
A.IN-
U102
JRC4580
CNT111
1
5
MATRIX 1.4
FREE & OPEN LICENSED AUDIO POWER AMPLIFIER DESIGN
MISC. CIRCUIT PROJECT:
BALANCED INPUT AMPLIFIER & REALTIME INPUT SIGNAL INDICATOR
LISENSI
=====
SKEMATIK INI ADALAH HASIL KARYA INTELEKTUAL TERBUKA, YANG DILISENSIKAN
DI BAWAH KETENTUAN-KETENTUAN GNU GENERAL PUBLIC LICENSE V.3 (DARI FREE
SOFTWARE FOUNDATION INCORPORATION).
A
INI ADALAH DESAIN CUMA-CUMA. ANDA DIMUNGKINKAN MENGGUNAKAN, MENGUBAH,
DAN MENGEDARKAN ULANG, NAMUN, ANDA HARUS MENYERTAKAN CATATAN LISENSI
INI (ATAU CATATAN LISENSI SERUPA SESUAI PILIHAN ANDA) DAN MENYERTAKAN
SALINAN DARI (ATAU PRANALA MENUJU SITUS) GNU GENERAL PUBLIC LICENSE V.3
(ATAU SESUAI PILIHAN ANDA TERKAIT VERSI LISENSI TERBARU).
RANCANGAN INI TERSEDIA TANPA JAMINAN.
TINJAU SALINAN LISENSI PADA SITUS:
http://www.gnu.org/licenses/gpl.html
LICENSE
======
THIS SCHEMATIC IS DERIVATIVE OF OPEN INTELLECTUAL WORK, WHICH LICENSED
UNDER THE TERMS OF GNU GENERAL PUBLIC LICENSE V.3 (FROM FREE SOFTWARE
FOUNDATION INCORPORATION).
THIS IS FREE DESIGN. YOU MAY USE, MODIFY, OR REDISTRIBUTE IT BUT, YOU MUST
ENCLOSE THIS LICENSE NOTICE (OR SIMILAR LICENSE NOTICE AT YOUR OPTION)
AND ENCLOSE THE COPY OF (OR LINK TO SITE OF) THE GNU GENERAL PUBLIC
LICENSE V.3 (OR AT YOUR OPTION OF ANY LATER VERSION LICENSE).
THIS DESIGN IS PROVIDED WITH ABSOLUTELY NO WARRANTY.
2
A.R.OUT
1
2
3
-15V
4
1
2
3
4
SEE THE COPYLEFT OF LICENSE AT:
http://www.gnu.org/licenses/gpl.html
CNT112
1
-15V
2
CONNECTIONS:
B
R105
330
R104
15K
C104
330pF
R103
15K
R101
15K
R102
15K
C103
330pF
C112
330pF
R112
15K
A.R.OUT
+
C105
10uF
16V
C102
10uF
16V
+
C101
10uF
16V
+
A.INA.OUT
R113
2.2K
CNT113
R111
150
B.OUT
+
C111
47uF
16V
B.S.LED
1
2
3
4
CNT114
1
2
A.S.LED
A.IN+
A.S.LED
CNT115
1
2
B
CONNECTORS
DESCRIPTIONS
CNT101
CNT102
CNT103
CNT104
CNT105
CNT106
CNT107
CNT108
CNT109
CNT110
CNT111
CNT112
CNT113
CNT114
CNT115
CHANNEL-A BALANCE INPUT
CHANNEL-B BALANCE INPUT
B.I.A +15V SUPPLY
B.I.A SUPPLY GROUND
B.I.A -15V SUPPLY
COMMON B.I.A DUAL-CHAN. OUT
CHANNEL-A VOLUME CONTROL
CHANNEL-A B.I.A CONTROLLED OUTPUT
CHANNEL-B VOLUME CONTROL
CHANNEL-B B.I.A CONTROLLED OUTPUT
CHANNEL-A POWER AMP. OUT TO BRIDGE MODE
CHANNEL-B POWER AMP. BRIDGE IN TO BRIDGE MODE
STEREO/BRIDGE MODE OUTPUT SWITCH
CHANNEL-A REALTIME SIGNAL INDICATOR/LED
CHANNEL-B REALTIME SIGNAL INDICATOR/LED
C
C
DESIGNED BY HERU HIMAWAN T. ALATAS
MATRIX 1.4 - FREE & OPEN AUDIO POWER AMPLIFIER TECHNOLOGY DEVELOPMENT
http://matrix14freeamp.sourceforge.net/
File: BALANCE-INPUT-AMP-BL2013HTL.sch
Sheet: /
Title: BALANCED INPUT AMPLIFIER & INPUT SIGNAL INDICATOR
Size: A4
Date: 22 mar 2013
KiCad E.D.A.
1
2
3
4
Rev: 1.0
Id: 1/1
5