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电阻色码表

2023-4-29 12:04| 发布者: 开心| 查看: 78| 评论: 0

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摘要: 电阻色码表 颜色 值 乘数 容差(%) ...
    电阻色码表                              
                           
                                                                                       颜色                                                  值                                                  乘数                                                  容差
(%)                                                                              黑                                                  0                                                  0                                                  -                                                                              棕                                                  1                                                  1                                                  ±1                                                                              红                                                  2                                                  2                                                  ±2                                                                              橙                                                  3                                                  3                                                  ±0.05                                                                              黄                                                  4                                                  4                                                  -                                                                              绿                                                  5                                                  5                                                  ±0.5                                                                              蓝                                                  6                                                  6                                                  ±0.25                                                                              紫                                                  7                                                  7                                                  ±0.1                                                                              灰                                                  8                                                  8                                                  -                                                                              白                                                  9                                                  9                                                  -                                                                              金                                                  -                                                  -1                                                  ±5                                                                              银                                                  -                                                  -2                                                  ±10                                                                              无                                                  -                                                  -                                                  ±20                                                                                          例 1
(棕=1),(黑=0),(橙=3)
10 x 103= 10k ohm
容差(金) = ±5%

                                                
                                       例 2
(黄=4),(紫=7),(黑=0),(红=2)
470 x 102= 47k ohm
容差(棕) = ±1%

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