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IB1 Parts List:
I
t is a good idea to check off the components in the boxes provided and to
separate them as you go along. This will save hunting for specific components
later.
RESISTORS
2
470 ohm resistors [yellow-violet -brown] (R8, R9)
2
1K ohm resistors [brown-black-red] (R1,R4)
3
10K ohm resistors [brown-black-orange] (R2, R3, R7)
2
22K ohms resistors [red-red-orange] (R5, R6)
CAPACITORS
1
.1uF capacitor (C4)
5
10uF electrolytic capacitors (C1, C2, C3, C5, C6)
SEMICONDUCTORS
2
2N3904 NPN transistors (Q1, Q2)
1
7808, 8 volt regulator (U1)(see text)
1
7812, 12 volt regulator (U1)(see text)
2
1N4002 diodes (D1,D2)
MISCELLANEOUS PARTS AND HARDWARE
1
power jack (J1)
2
RCA jacks (J2, J3)
1
MC-1A microphone (MK-1)
OPTIONAL (not provided)
2
resistors (see chart on page 8)
1-6 infrared LEDs
IB-1 • 5
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