Simaudio Moon 340i x - Optional Phono Section

MOON by Simaudio
The MOON 340i Integrated Amplifier features an optional MC/MM phono section that may be installed
only by your MOON Authorized Dealer or at the Simaudio factory. This phono card is a very high quality
design, providing adjustments for both capacitance and resisitance loading, as well as gain level.
Thisflexibility allows you to optimize the MOON 340i for a wide variety of MC and MM cartridges.
Optional Phono Section
Figure 3 : MOON 340i Optional Phono Section Circuit Board Layout
1
L1
4
5
1
3
1
R1
R9 J4
J5
5
3
2
3
2
R35
R37
U5
R48
R49 R51
DZ7 DZ8
5
2
3
5
C7
R14
1
4
R32
40dB
R45
C33
66dB 47k
4
1
2
4
R5R3
U1
R8
C5
C6
1
R11
R17
D2
D1
C13 C14
SW1
GAIN
C20C19
SW3
C18
R33
D8
D7
C26
C27
C21
C29
C32
C2
C1
L2
J1
R4 R6
C3
C4
R22
C9
R13
R12
R15
R16
L3
R26
LEFT
C30
R27
R25
LEFT
SW2
D4
DZ2
RIAA
RES
CAP
DZ3
D5
R29
RIGHT
C31
R28
C17
R31
RIGHT
SW4
D6
J6
DZ4
R44
C22
R34
R38
R39
C25
R46
DZ5 DZ6
J7
R50
C28
R53
GAIN
RIAA
R52
U2
C8
R23
D3
R36
50dB
None
10
54dB 60dB
100pF 330pF
100
475
430pF
R24
R19
R20
J2
C11
C12
P1
ONON
U4
R30
R41
R42
C24
J3
R7
R18
R21
C10
DZ1
U3
C15
C16
R40
R43
C23
ON ON
L4
R47
RESISTANCE
CAPACITANCE
R2
R10
IECNORMAL
A
B
A
B