Text preview for : Cyrus-3phono amp.pdf part of Cyrus 3 amplifier (control)



Back to : Cyrus-3control amp.pdf | Home

Moving Magnet plugin phono stage c Cyrus Electronics Ltd 13-Aug-2001

S:\STUART\SERV1686.SCH

Cyrus III i (HA7Z) Moving magnet Phono stage Input Sens = 2.75mV Freq Resp = RIAA +/-0.2dB
C603 22uF SMD 16V

$IN_L
R601 300k C605 47pF R603 56k

3 2

IC601A NE5532

IC601B NE5532 $+15V

1

R611 7k5 C609 10nF 2.5%

5 6
R615 2k R617 33k R619 430k R613 4k7 C611 22uF

7
C613 2p7 R621 510k R623 820k C615 10nF 2.5%

C617

$OUT_L
22uF R625 300k

$-15V
C607

$GND

$GND

$GND

R607 62R R609

$GND
82pF

$GND

11 $IN_L 1

SK601 LINEIP_R LINEOP_R +CCS_L IN_L PH_L -CCS_L +15V

12 10 9 $OUT_L 8 15 $+15V 7 16 $-15V 6 5 $OUT_R 4 14 $IN_R
R602 300k C606 47pF R604 56k

560R R605 62R

$+15V
C601 22uF

$GND $GND

$GND 2

GND_A

GND_PSU -15V +CCS_R

$GND

C602 22uF

$IN_R 3 13

IN_R

PH_R -CCS_R

$-15V
C604 22uF SMD 16V IC602A NE5532 IC602B NE5532 $+15V

LINEIP_L

LINEOP_L

Moving Magnet plugin phono stage

PLUGIN_PHONO

3 2

1 $-15V
C608

R612 7k5 C610 10nF 2.5%

5 6
R616 2k R618 33k R620 430k R614 4k7 C612 22uF

7
C614 2p7 R622 510k R624 820k C616 10nF 2.5%

C618

$OUT_R
22uF R626 300k

$GND

$GND

$GND

R608 62R R610 560R R606 62R

$GND
82pF

$GND

$GND

$GND