All Westone Thunder active basses

See here for connection details to the pots and switches on a Thunder IA bass or here for Thunder IIA and Thunder III models

Component overlay

Parts list

resistors - all 0.25W 10% tolerance
R1 100k
R2 1k
R3 2.2m
R4 1m
R5 68k
R6 100k
R7 22k
R8 330k
R9 47k
R10 100k
R11 68k
R12 100k 	
R13 22k
R14 10k
R15 100k
R16 220k
R17 27k
R18 22k
R19 22k
R20 560k 
R21 1m

capacitors 	
C1 470pF ceramic
C2 470pF ceramic
C3 4.7uF 35v tantalum
C4 47nF Mylar
C5 4.7uF 35v tantalum
C6 68nF Mylar
C7 4.7uF 35v tantalum
C8 220pF ceramic
C9 220pF ceramic
C10 10nF Mylar
C11 47nF Mylar
C12 4.7uF 35v tantalum 	

semiconductors
IC1 LA6358 (Obsolete - use LM358)
D1 - small signal diode, probably 1N4148

PCB bottom

PCB foil pattern - mirrored, see misc