need to confirme this Changes composents Gary's Pulse-2" Induction Metal Detector

[M.T]

hi everybody

i need to confirme this changes
Q3:2N3819 or 2SK30A BY BF245

Q4:2N4125 or 2N3906 BY 2907A

IC2:LT1054-CN8 -(8 pin dip) "Substitute a ICL7660ACPA" BY 7660SCPA

VR1 25K BY VR 22K

IC1 REG-1117A-adj (Surface mount "SOT-223" Package. Mounts on copper side.)
OR a MC33269ST-ADJ ("SOT-223 Package" Adjustable version.) I DDN4T FOUND IT

and can i use 47 pf in place of 50pf (c19and c32) ( dn't found 50pf)


PLZZ FRIEND NEED HELP TO COMPLET IT

http://www3.telus.net/chemelec/Proje...-2/Metal-2.htm

MY BEST REGERDS

[M.T]

ABOUT IC1 I FOUND THIS

GS1117AX

AND
LD1117


can i use one of them

my regards

[6666]

vr1 should be ok
all you are doing is adjusting the output to zero