R1=R11=R14=R16 = 1M
R2 = 1K
R3=R4=R5 = 3.3K
R6 = 150K
R7 = 680K
R8 = 1K
R9=R10 = 68K
R12 = 6.8K
R13=R17 = 4.7K
R15=R18 = 1K
R19 = 330 ohm

P1 = 100K trimmer
P2 = 1k trimmer
P3 = 22K potentiometer 

C1=C17 = 100nF
C2 = 68pF
C3 = 3.3nF
C4=C5=C6=C7 = 1.5nF
C8=C9 = 1pF
C10=C13=C15 = 560pF
C11 = 22pF
C12=C14 = 22nF
C16 = 100 microfarad - 25V

IC1 = CD4046
IC2 = LM358
TR1 = BC170A or equivalent
TR2=TR3=TR4 = BC183C or equivalent
DL1 = Led