StormBoost v1.0
Manufacturer and product names are mentioned solely for circuit identification, and where applicable their trademarks are the
property of their respective owners who are in no way associated or affiliated with the author. No cooperation or endorsement
is implied.
3
Components
Name Value
Comment
Name Value
Comment
C1
120p
SMF/MKT/Wima
DIP1
DIP2
C2
1u
SMF/MKT/Wima/Electrolytic
IC1
RC4558P
C3
10u
Electrolytic 25V+
IC2
LM386N-1
C4
120p
SMF/MKT/Wima
OP1
VTL5C3
original Vactrol NSL-32
C5
1u
SMF/MKT/Wima
P1
B100k
Boost
C6
10u
Electrolytic 25V+
P2
A100k
Limitter
C7
1n
SMF/MKT/Wima
P3
B1k
Level
C8
100n
SMF/MKT/Wima
R1
2K
1% metalfilm
C9
10u
Electrolytic 25V+
R2
1M
1% metalfilm
C10
100n
SMF/MKT/Wima
R3
2k
1% metalfilm
C11
10u
Electrolytic 25V+
R4
15k
1% metalfilm
C12
10u
Electrolytic 25V+
R5
1k
1% metalfilm
C13
10u/100u Electrolytic 25V+
R6
10k
1% metalfilm
C14
100n
SMF/MKT/Wima
R7
10k
1% metalfilm
C15
100n
SMF/MKT/Wima
R8
2k
1% metalfilm
C16
10u
Electrolytic 25V+
R9
8k2
1% metalfilm
C17
100n
SMF/MKT/Wima
R10
2k
1% metalfilm
C18
10u
Electrolytic 25V+
R11
10R
1% metalfilm
C19
100n
SMF/MKT/Wima
R12
10R
1% metalfilm
D1
BAT42
R13
10R
1% metalfilm
D2
BAT42
R14
10k
1% metalfilm
D3
BAT42
R15
10k
1% metalfilm
D4
BAT42
R16
10R
1% metalfilm
D5
1N5817
PCB layout
A=Log, B=Lin, C=Rev. Log