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Resistors 101

meh 10/2001
 

Examples

Here's some real world examples to get you started. The collective pictures below with the ruler will give you an idea of their actual size:

Smaller Resistors

    

Larger Power Resistors
 

Here they are individually (answers are on the next page):

Smaller (1/4 and 1/2 watt) Resistors

R1

 Yel Vio Brn Red Yellow Violet Brown Red
(Metal Film)

R2

 Brn Blk Yel Sil Brown Black Yellow Silver
(Carbon Composition)

R3

 Yel Vio Red Brn Yellow Violet Red Gold
(Carbon Composition)

R4

 Grn Brn Red Gol Green Brown Red Gold
(Carbon Film)

R5

 Bn Bk Or Go Brown Black Orange Gold
(Carbon Film)

R6

 Bn Gn Or Rd Brown Green Orange Red
(Metal Film)

R7

 8 0 6 1 8 0 6 1
(RN55 Metal Film)

Larger (1 watt and up) Resistors

PR1

 Or Gn Bu Si Orange Green Blue Silver
(Carbon Composition)

PR2

 Rd Vi Bk Go Red Violet Black Gold
(Carbon Composition)

PR3

 Gn Bu Rd Si Green Blue Red Silver
(Carbon Composition)

PR4

 Or Or Or Si Orange Orange Orange Silver
(Metal Oxide)

PR5

 Rd Bk Or Go Yl Red Black Orange Gold Yellow
(Carbon Composition)

PR6

 Rd Rd Go Go Red Red Gold Gold
(Carbon Composition)

PR7

 Or Bk Bk Bn Orange Black Black Gold
(Metal Oxide)

PR8

 Bn Bk Go Go Brown Black Gold Gold
(Metal Oxide)

The next page has the values for the resistors pictured above.

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