Elenco Electronics K-44 Скачать руководство пользователя страница 2

PARTS LIST

If you are a student, and any parts are missing or damaged, please see instructor or bookstore.
If you purchased this Lie Detector kit from a distributor, catalog, etc., please 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 #

1

R3

1k

W

5% 1/4W

brown-black-red-gold

141000

1

R2

100k

W

5% 1/4W

brown-black-yellow-gold

161000

1

R1

1M

W

5% 1/4W

brown-black-green-gold

171000

1

VR1

900k

W

Potentiometer

191695

CAPACITORS

Qty.

Symbol

Value

Description

Part #

1

C1

.022

m

F (203)

Disc

242010

1

C2

47

m

F

Electrolytic

274744

SEMICONDUCTORS

Qty.

Symbol

Value

Description

Part #

1

U1

LM555 /LM1455

IC (Integrated Circuit)

330555

1

D1

LED (Light Emitting Diode)

350002

MISCELLANEOUS

Qty.

Symbol

Description

Part #

1

PC Board

518044

1

Speaker 64

W

520813

2

SW1, 2

Slide Switch

541102

24”

Solder 63/37

551124

1

Battery Holder

590096

2

Washer 8mm x 14mm

645101

1

Socket 8-pin

664008

1

Foam Tape

740020

1

Speaker Pad

780125

1

Wire 22 AWG Stranded 

814001

-1-

Resistor

Capacitor

Potentiometer

PARTS IDENTIFICATION

Discap

Electrolytic

(–)        (+)

LED

Speaker 64

W

W

Switch

IC Socket 8-pin

Integrated

Circuit

Battery Holder

Speaker Pad

Washer

Содержание K-44

Страница 1: ...LIE DETECTOR KIT MODEL K 44 Assembly and Instruction Manual Elenco TM Electronics Inc Copyright 2003 ElencoTM Electronics Inc 753116...

Страница 2: ...iometer 191695 CAPACITORS Qty Symbol Value Description Part 1 C1 022mF 203 Disc 242010 1 C2 47mF Electrolytic 274744 SEMICONDUCTORS Qty Symbol Value Description Part 1 U1 LM555 LM1455 IC Integrated Ci...

Страница 3: ...r actual value printed on them Some capacitors may have their value printed in the following manner The maximum operating voltage may also be printed on the capacitor Second Digit First Digit Multipli...

Страница 4: ...istance is placed in the circuit when you hold the two washers Under stress your GVR decreases causing the oscillator frequency to increase If you were to let go of the washers the oscillator would st...

Страница 5: ...ponent Lead Solder Soldering Iron Drag Foil 1 Solder all components from the copper foil side only Push the soldering iron tip against both the lead and the circuit board foil 2 Apply a small amount o...

Страница 6: ...he 8 pin IC socket into the PC board in the direction shown Solder and cut off excess leads Then insert the LM555 IC into the socket in the same direction shown Figure B Mount the 900kW pot to the PC...

Страница 7: ...ponents have been mounted in their correct places 2 Check that the electrolytic capacitor C2 has been installed correctly 3 Be sure that the LM555 IC U1 has been installed correctly 4 Check all solder...

Страница 8: ...ounds as the LED flashes Now squeeze the washers harder the frequency should increase This simulates your galvanic skin resistance lowering due to stress The kit is ready for use Ask the person holdin...

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