cert_exam:tech_radio_op_1:basic:201501:a-13
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| cert_exam:tech_radio_op_1:basic:201501:a-13 [2019/11/23 21:52] – fu | cert_exam:tech_radio_op_1:basic:201501:a-13 [2026/11/15 11:31] (current) – removed - external edit (Unknown date) 127.0.0.1 | ||
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| - | 2015年無線工学の基礎 | ||
| - | ==== A-13 ===== | ||
| - | インピーダンスについては | ||
| - | [[electronics: | ||
| - | で解説している | ||
| - | |||
| - | === 入力インピーダンス === | ||
| - | |||
| - | $ Z_i = h_{ie} + ( 1 + h_{fe}) R_E = 4 * 10^3 + (1 + 200) * 4 * 10^3 ≒ 800 $ | ||
cert_exam/tech_radio_op_1/basic/201501/a-13.1574513564.txt.gz · Last modified: by fu · Currently locked by: 216.73.216.38,172.18.0.1