Skema ini hasilnya sudah cukup bagus kalau di dukung dengan komponen yang bagus.
Pantulannya juga halus untuk ukuran echo dikelasnya.
Daftar komponen :
R1, R5, R8, R13, R14, R17 = 100K
R18, R19, R20, R21, R22, R24 = 100K
R10, R11, R12, R16 = 1K
R15 = 200K
R23 = 39K
C1, C10, C14, C15 = 1uF/50V
C2 = 100pF
C3 = 5,6pF
C4, C6, C13, C20 = 100nF
C18, C19 = 22uF/16V
C7, C8 = 1nF
C9 = 470pF
C11, C12 = 68nF
C16 = 330pF
C17 = 15nF
VR1, VR4 = 100K
VR2 = 5K
VR3, VR6 = 100K
VR5 = 250K
TR1 = BC549
IC1 = TLo84
IC2 = TDA1097