PARTS LIST
If any parts are missing or damaged, see instructor or bookstore. DO NOT contact your place of purchase as
they will not be able to help you.
Contact Elenco Electronics (address/phone/e-mail is at the back of this manual) for additional assistance, if
needed.
RESISTORS
Qty
Symbol
Value
Color Code
Part #
2
R2, R3
330
Ω
5% 1/4W
orange-orange-brown-gold
133300
2
R1, R4
10k
Ω
5% 1/4W
brown-black-orange-gold
151000
CAPACITORS
Qty
Symbol
Value
Description
Part #
2
C1, C2
100
µ
F
Electrolytic
281044
SEMICONDUCTORS
Qty
Symbol
Value
Description
Part #
2
Q1, Q2
2N3904
Transistor NPN
323904
4
D1 - D4
Light Emitting Diode (LED) Red
350002
MISCELLANEOUS
Qty
Symbol
Description
Part #
1
PC Board
518017
1
S1
Slide Switch
541102
1
24” Solder Roll
551124
1
B1
Battery Snap
590098
2
4” Wire
814620
-1-
Resistor
Capacitor
PARTS IDENTIFICATION
Electrolytic
Switch
Battery Snap
Transistor
LED