Vectronics VEC-254 - Manual (Page 3)

VEC-254 Owner's Manual Classroom Code Practice Oscillator
3
P/N DESCRIPTION REFERENCE
100S-2100 100
Ω
RESISTOR R17
100S-3100 1K
Ω
RESISTOR R4,R11,R14
100S-3390 3.9K Ω RESISTOR R7
100S-3470 4.7K Ω RESISTOR R2,R13
100S-4100 10K Ω RESISTOR R1,R6,R8,R12,R16
100S-4270 27K Ω RESISTOR R5
100S-4470 47K Ω RESISTOR R9,R10
100S-5150 150K Ω RESISTOR R3
100S-5330 330K Ω RESISTOR R15
130-5100 100K Ω TRIMPOT R20
155-3100-1 1K
Ω
POT R22
155-4100-1 10K Ω POT R21
200S-1110 .01 µ F CAPACITOR C6
200S-1122 .022 µ F CAPACITOR C2,C3
200S-1210 .1 µ F CAPACITOR C4,C5
203-1470 470 µ F, ELECTROLYTIC CAPACITOR C7,C8
203S-3110 1 µ F CAPACITOR ELECT C1
300S-0914 1N4148 SWITCHING DIODE D1,D2,D3,D4
305-7002-SM 2N7002 TRANSISTOR Q1
307-1020 +8V VOLTAGE REGULAR U2
311-0040-SM LM324 OP AMP U1
311-27052 TDA7052AN AUDIO AMP U3
320-1002 3mm RED LED CR1
410-0169 3" 8 Ω SPEAKER SPK1
504-0022 2P2T PUSH BUTTON SWITCH SW1
601-0012 1/4" PHONE JACK J3
601-5005 3.5mm CLOSED STEREO JACK J2
601-6021 2.1mm COAXIAL, POWER JACK J1