Components list MONTREAL DOPPLER3 Jun24,05 C1,C11,C20,C21,C22,C50,C33,C51,C52,C53,C55,C56,C57,C58,C59,C60, C61,C62,C63,C70,C71,C74,C100,C101,C102,C103,C104, = 0.1uF CER C23 = 10uF EL 16 Volts C30 = 1uF EL 16 Volts C31,C34,C65 = 0.470uF CER C32 = 220uF EL 25 Volts C54 = 0.01uF CER C72,C73 = 22pF CER ### Do not install C64, it has been removed to prevent oscillations from IC53A. R1,R2,R3,R4,R5,R6, = 180 OHMS R7 = 220 OHMS R20,R21,R102= 4K7 R22 = 33 OHMS R30 = 10 OHMS R50 = 27 OHMS R51,R56,R70,R71,R100 = 10K R52,R58 = 1K0 R53 = 5K6 R55 = 820K R57 = 1M0 R72,R73,R74,R75,R76,R77,R78,R79 = OPT, for switcher R80,R101 = 27K F21,F22 = 1/2 A IC1 = PIC16F628A-I/P IC30 = LM386N IC50 = MAX267BCNG IC51 = PIC12F675-I/P IC52 = 74HC4051N IC53 = MAX492CPA IC70 = PIC16F877A-I/P IC100 = MAX232ACPE Q100 = 2N2222 TO-92 VR20 = 7805 TO-220 X70 = 20 mHz HC49 DK #300-6042-nd D50 = 1N5819 Schottky Diode LCD20 = lcd 2X16, HD44780 intelligent controller LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED8,LED9,LED10,LED11, LED12,LED13,LED14,LED15,LED16,LED17,LED18,LED19,LED20,LED21, LED22,LED23,LED24,LED25,LED26,LED27,LED28,LED29,LED30,LED31, LED32,LED33,LED34,LED35,LED36 = T1 RED and/or GREEN LED37 = T1 Bi-Co 2 leads P20 = 10k LINEAR TAPER pot P30 = 10k AUDIO TAPER pot P50 = 10k LINEAR TAPER pot P70 = 10k LINEAR TAPER pot S20 = SP-ST Miniature Toggle S70 = NO Miniature Push-Button SP = Speaker ----------------------------------------------------------------------