スーパーエンジニア下敷き作成中
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■ |
■ |
■ |
■ |
■ |
■ |
■ |
■ |
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| 0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
| 単位 |
0dB |
| dBw |
1W |
| dBm |
1mW |
| dBf |
1fW |
| dBv |
1V |
| dBu |
1uV |
| E24 |
±5% |
1.0 |
1.1 |
1.2 |
1.3 |
1.5 |
1.6 |
1.8 |
2.0 |
2.2 |
2.4 |
2.7 |
3.0 |
3.3 |
3.6 |
3.9 |
4.3 |
4.7 |
5.1 |
5.6 |
6.2 |
6.8 |
7.5 |
8.2 |
9.1 |
| E12 |
±10% |
1.0 |
|
1.2 |
|
1.5 |
|
1.8 |
|
2.2 |
|
2.7 |
|
3.3 |
|
3.9 |
|
4.7 |
|
5.6 |
|
6.8 |
|
8.2 |
|
| 周波数 |
略記 |
名称 |
| 30-300Hz |
ELF |
Extremely low frequency |
| 300-3000Hz |
VF |
Voice frequency |
| 3-30kHz |
VLF |
Very low frequency |
| 30-300kHz |
LF |
Low frequency |
| 300-3000kHz |
MF |
Medium frequency |
| 3-30MHz |
HF |
High frequency |
| 30-300MHz |
VHF |
Very high frequency |
| 300-3000MHz |
UHF |
Ultra high frequency |
| 3-30GHz |
SHF |
Super high frequency |
| 30-300GHz |
EHF |
Extremely high frequency |