cert_exam:tech_radio_op_1:b:freq:h-feeder_impedance
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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| cert_exam:tech_radio_op_1:b:freq:h-feeder_impedance [2020/01/01 01:17] – fu | cert_exam:tech_radio_op_1:b:freq:h-feeder_impedance [2020/01/01 01:45] (current) – fu | ||
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| Z = \frac{V_{min}}{I_{max}} = \frac{V_i - V_r}{V_i + V_r} Z_0 | Z = \frac{V_{min}}{I_{max}} = \frac{V_i - V_r}{V_i + V_r} Z_0 | ||
| \] | \] | ||
| + | |||
| + | H29/ | ||
| + | |||
| + | |||
| + | 定在波比がSの時、入射はが$V_i$, | ||
| + | \[ | ||
| + | S = \frac{V_{max}}{V_{min}}= \frac{V_i+V_r}{V_i-V_r} | ||
| + | \] | ||
| + | なので、電圧波節からみた負荷のインピーダンスは | ||
| + | \[ | ||
| + | Z = \frac{Z_0}{S} | ||
| + | \] | ||
| + | で計算できる。 | ||
| ===== 出題履歴 ===== | ===== 出題履歴 ===== | ||
cert_exam/tech_radio_op_1/b/freq/h-feeder_impedance.1577809042.txt.gz · Last modified: by fu · Currently locked by: 216.73.216.38,172.18.0.1
