phono 833 con rele:

R1,R2,R35,R36= 33K
R3,R4=330 2watt
R5,R6=220
R7,R8= TRIMMER 5K MULTIGIRO
R9,R10=10
R11,R12=27
R13,R14=82
R15,R16=180
R17,R18=499
R20,R21=8,45K
R19,R22=80,6K
R23,R24=2,37K
R25,R26,R27,R28=27K5
R29,R30= 1k3
R31,R32=2K
R33,R34=6k2
R37,R38=100K
R39,R40=47K
R-LED=15K

C1,C2,C3,C4=470pf 500v ceramico
C5-C10=1000uF 35VDC elettrolitico
C11,C12=10uF 50VDC elettrolitico
C13,C14=1uF 50VDC elettrolitico
C15,C16,C21,C22,C23,C24=100nF 63VDC poliestere P.5mm
C17,C18=470uF 25VDC elettrolitico
C19,C20=220uF 35VDC elettrolitico
C26,C27,C33,C34=33nF 50vdc poliestere/PLP wima P5mm.
C25,C28=6,8nF 50vdc polistere/PLP wima P5mm.
C29,C30,C31,C32=1uF 50VDC poliestere/PLP wima P5mm.
C35,C36=100pF ceramico/mica 
C37,C38=2,2uf 63VDC poliestere/PLP wima P. 10/15mm.

D1-D6=1N4007
12pz. .....RELE : COMUS 3570.1210.121   - or ........DIP12-1A72-12L MEDER   ..or......littelfuse HE721A1200
2pz.........SELETTORE GAIN -CARICO TESTINA : LORLIN CK1060
trasformatore : sec. 15-0-15 VAC ... 15VA