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Moving Magnet plugin phono stage
S:\STUART\SERV1686.SCH
Cyrus III i (HA7Z)
Moving magnet
Phono stage
Input Sens = 2.75mV
Freq Resp =
RIAA +/-0.2dB
C603 22uF
IC601A IC601B
SMD 16V NE5532 NE5532 $+15V
$IN_L 3
1 R611 5 C617
2 7 $OUT_L
7k5 6
R601 C605 R603 C609 22uF R625
300k 47pF 56k $-15V C613 300k
10nF R615
2.5% 2k
C607 2p7
R607 R617 R621
$GND $GND $GND $GND $GND
62R 33k 510k
82pF
R609 R619 R623
SK601
11 12 560R 430k 820k
LINEIP_R LINEOP_R C615
R605
+CCS_L 10 R613
62R
$IN_L 1 IN_L PH_L 9 $OUT_L $+15V 4k7
10nF
8 2.5%
-CCS_L
C601 $GND C611
+15V
15 $+15V 22uF 22uF
$GND 2 GND_A GND_PSU 7 $GND
16 $-15V $GND
-15V
C602
+CCS_R 6 22uF
$IN_R 3 IN_R PH_R 5 $OUT_R
$-15V
-CCS_R 4
13 14 C604 22uF
LINEIP_L LINEOP_L IC602A IC602B
SMD 16V NE5532 NE5532 $+15V
Moving Magnet plugin phono stage
PLUGIN_PHONO 3
$IN_R 1 R612 5 C618
2 7 $OUT_R
7k5 6
R602 C606 R604 C610 22uF R626
300k 47pF 56k $-15V C614 300k
10nF R616
2.5% 2k
C608 2p7
R608 R618 R622
$GND $GND $GND $GND $GND
62R 33k 510k
82pF
R610 R620 R624
c Cyrus Electronics Ltd
560R 430k 820k
R606 C616
62R R614
4k7
10nF
2.5%
$GND C612
22uF
$GND
13-Aug-2001