Quad 303 all versions illustrated upgrade guidelines V2.0
Page
13
of
14
Color coding of resistors.
To distinguish left from right there is a larger gap between the D and E bands.
•
band
A
is the first significant figure of component value (left side)
•
band
B
is the second significant figure
•
band
C
is the third significant figure
•
band
D
is the decimal multiplier
•
band
E
indicates tolerance of value in percent
Color
A
First figure
B
Second
figure
C
Third
figure
D
Multiplier
E
Tolerance
Black
0
0
0
×1
–
Brown
1
1
1
×10
±1%
Red
2
2
2
×100
±2%
Orange
3
3
3
×1K
–
Yellow
4
4
4
×10K
–
Green
5
5
5
×100K
±0.5%
Blue
6
6
6
×1M
±0.25%
Violet
7
7
7
×10M
±0.1%
Gray
8
8
8
×100M
±0.05%
White
9
9
9
×1G
–
Gold
–
–
–
×0.1
±5%
Silver
–
–
–
×0.01
±10%
None
–
–
–
–
±20%
Example: Red, Red, Black, Red, Brown
220 X 100 = 22Kohm and 1% tolerance
DaDa Electronics