Welcome to my Ham Radio Station:


 

From Sunny North Lincolnshire uk

 

 

 

lat 53.596 Long -0.725 Grid IO93po WAB SE81: Operator Martin.

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Building a G5RV antenna My Early Projects   A Simple lightening arrester   

For Beginners

Basic Antenna Tuner Project  Getting Computerized  CI-V Interface Controller Receiver Workshop
Slim Jim Antenna Project A VOX PTT Circuit 6 Meter Centre Fed Dipole Transmitter Workshop
Taking the RAE
      

 More Projects

Resistor and Capacitor Colour coding and details.

Resistors

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Resistor Colour Codes 4 Rings

FIRST DIGIT
First Colour Band
 SECOND DIGIT
Second Colour Band
 MULTIPLIER
Third Colour Band
BLACK
 0 

0
x 1
BROWN
 1  
1
x 10
RED
 2  
2
x 100
ORANGE
 3  
3
x 1,000
YELLOW
 4  
4
x 10,000
GREEN
 5  
5
x 100,000
BLUE
 6  
6
x 1,000,000
VIOLET
 7  
7
x 10,000,000
GREY
 8  
8
x 100,000,000
WHITE
 9  
9
x 1,000,000,000

Tolerance
Fourth Colour Band:
BROWN
1%
 RED  
2%   		GOLD
5%		 SILVER
10%		 SALMON
20%

 

Resistor Colour Codes 5 Rings

FIRST DIGIT
First Colour Band
 SECOND DIGIT
Second Colour Band
 THIRD DIGIT
Third Colour band
 MULTIPLIER
Fourth Colour Band
BLACK
 0
0
0
x 1
BROWN
 1
1
1
x 10
RED
 2
2
2
x 100
ORANGE
 3
3
3
x 1,000
YELLOW
 4
4
4
x 10,000
GREEN
 5
5
5
x 100,000
BLUE
 6
6
6
x 1,000,000
VIOLET
 7
7
7

GREY
 8
8
8
 GOLD
 x 0.1
WHITE
 9
9
9
 SILVER
 x 0.01

Tolerance
Fifth Colour Band:
BROWN
1%





 

Capacitors

 

 

 

Capacitor  Conversions

CODE / Marking
 µF
microfarads
 nF
nanofarads
 pF
picofarads
1RO
 0.000001
 0.001
 1
100
 0.00001
 0.01
 10
101
 0.0001
 0.1
 100
102
 0.001
 1
 1,000
103
 0.01
 10
 10,000
104
 0.1
 100
 100,000
105
 1
 1,000
 1,000,000
106
 10
 10,000
 10,000,000
107
 100
 100000

 

Capacitor  Tolerance Table

CAPACITOR TOLERANCE TABLE
C
 +/- 0.25pF
D
 +/- 0.5pF
F
 1%
G
 2%
J
 5%
K
 10%
M
 20%

                       Z

                   +80 -20%

 

POLYESTER CAPACITORS WITH COLOUR CODES:

FIRST DIGIT (pF)
First Colour
 SECOND DIGIT (pF)
Second Colour
 MULTIPLIER
Third Colour
 TOLERANCE
Fourth Colour
BLACK
 0
0
x 1
20 percent
BROWN
 1
1
x 10

RED
 2
2
x 100

ORANGE
 3
3
x 1000

YELLOW
 4
4
x 10,000

GREEN
 5
5
x 100,000
5 percent
BLUE
 6
6
x 1,000,000

VIOLET
 7
7
x 10,000,000

GREY
 8
8
x 100,000,000

WHITE
 9
9
x  1,000,000,000
10 percent

The Fifth Colour Band Is The Voltage Rating:

Brown
100 Volts
Red
250 Volts
Yellow
400 Volts

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