andregarcia57

Engineer asked Mar 15,2024
0

I bought the DM-2 PCB, the boards arrived, but I don't know the electronic components and where to place them. Is there a Bill of Materials (BOM) available? Thank you.


EDIT.

I wrote the BOM from schematic is it correct?

2SC732TM-GR  eq 2N5088 

2SC945-P  eq 2N5088

2SK30A-Y eq J201 or 2N5485

1S2473 eq 1N4148

D3: RD5.6EΩ3 (5.6V Zener diode)

D4: RD11EΩ3 (11V Zener diode)

LED: SLP 135Ω (red LED)


IC'S

IC1 RC4558

IC2 NE570N

IC3 MN3005

IC4 MN3101



POTS

Intensity 50KΒ

Echo 50KΒ

Repeat 1MΒ


Trimmers

VR1 22KΩ

VR2 10KΩ

VR3 1MΩ


Resistors

R1 10KΩ

R2 100Ω

R3 100KΩ

R4 470K

R5 10KΩ

R6 10KΩ

R7 47KΩ

R8 47KΩ

R9 10KΩ

R10 10KΩ

R11 10KΩ

R12 10KΩ

R13 22KΩ

R14 10KΩ

R15 10KΩ

R16 10KΩ

R17 10KΩ

R18 100KΩ

R19 100KΩ

R20 100KΩ

R21 10KΩ

R22 10KΩ

R23 10KΩ

R24 10KΩ

R25 10KΩ

R26 10KΩ

R27 22Ω

R28 10KΩ

R29 1ΜΩ

R30 1MΩ

R31 1MΩ

R32 47KΩ

R33 10KΩ

R34 470Ω

R35 47KΩ

R36 10KΩ

R37 47KΩ

R38 100Ω

R39 1ΜΩ

R40 3,9KΩ

R41 56KΩ

R42 56KΩ

R43 56KΩ

R44 56KΩ

R45 100KΩ

R46 100KΩ

R47 100KΩ

R48 18KΩ

R49 22KΩ



Capacitors

C1 0.047nF

C2 1μF 50v

C3 0.0068nF

C4 100p

C5 100p

C6 10μF 16v

C7 10μF 16v

C8 100nF 50v

C9 10μF 16v

C10 220nF 50v

C11 0.0068nF

C12 22nF 50v

C13 0.082nF

C14 330p

C15 1μF 50v

C16 1μF 50v

C17 2,2nF

C18 1nF 

C19 33nF

C20 39nF 50v

C21 330p

C22 10μF 16v

C23 1μF 50v

C24 47nF

C25 100p

C26 47μF 6.3v

C27 1μF 50v

C28 100p

C29 0.0068nF

C30 1μF 50v

C31 1μF 50v

C32 10nF

C33 470p

C34 470p

C35 220p

C36 220p

C37 100μF 16v

C38 220μF 10v

C39 100p

C40 1μF 50v

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