Parts List; Parts Identification - Elenco Electronics TWT-1K Assembly And Instruction Manual

Telephone line analyzer kit
Table of Contents

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PARTS LIST

Qty.
Symbol
1
R9
1
R4
7
R1-R3, R5-R8 680W 5% 1/2W
Qty.
Symbol
4
D1-D4
Qty.
Description
1
PC Board
1
Solder
1
Battery Snap
1
Top Case
1
Bottom Case

PARTS IDENTIFICATION

Resistor
Color bands show
resistor values
Semiconductor
LED
IDENTIFYING RESISTOR VALUES
Use the following information as a guide in properly identifying the value of resistors.
Bands
1
2
Multiplier
Tolerance
Value
120W 5% 1/2W
560W 5% 1/2W
Description
Bi-Color (Red/Green) LED (Light Emitting Diode)
519032
551135
590098
623124IC
623219IC
PC Board
4 Wire Cable with RJ-11 Plug
8 Wire Cable with RJ-45 Plug
BAND 1
1st Digit
Color
Digit
Color
Black
0
Black
Brown
1
Brown
Red
2
Red
Orange
3
Orange
Yellow
4
Yellow
Green
5
Green
Blue
6
Blue
Violet
7
Violet
Gray
8
Gray
White
9
White
RESISTORS
Color Code
brown-red-brown-gold
green-blue-brown-gold
blue-gray-brown-gold
SEMICONDUCTOR
MISCELLANEOUS
Part #
Qty.
2
1
1
1
Miscellaneous
Top Case
BAND 2
2nd Digit
Digit
Color
0
Black
1
Brown
2
Red
3
Orange
4
Yellow
5
Green
6
Blue
7
Silver
8
Gold
9
-1-
Description
Screw
Label
4 Wire Cable with RJ-11 Plug
8 Wire Cable with RJ-45 Plug
Bottom Case
Battery Snap
Multiplier
Multiplier
1
10
100
1,000
10,000
100,000
1,000,000
0.01
0.1
Part #
131201
135601
136801
Part #
350007
Part #
643111
723017
920023
920024
Screw
Label
Resistance
Tolerance
Color
Tolerance
Silver
+/-10%
Gold
+/-5%
Brown
+/-1%
Red
+/-2%
Orange
+/-3%
Green
+/-.5%
Blue
+/-.25%
Violet
+/-.1%

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