RESISTOR COLOR CODES

First and Second color band

Black - 0
Brown - 1
Red - 2
Orange - 3
Yellow - 4
Green - 5
Blue - 6
Violet - 7
Gray - 8
White - 9

Third color band

Black - .0
Brown - x10
Red - x100
Orange - x1000
Yellow - X10,000
Green - X100,00
Blue - X1,000,000
Gray - %100
Gold - %10

Forth color band is tolerance.

Red - 2%
Gold - 5%
Silver - 10%
none - 20%

EXAMPLE A: RED-RED-YELLOW is 2-20000, or 220,00 ohms (220K), 20% tolerance
EXAMPLE B: BLUE-GRAY-GOLD-GOLD is 6-8-X0.1, @ 5% or 6.8 ohms, 5% tolerance