判斷題

晶體管圖示儀使用時(shí),被測(cè)晶體管接入測(cè)試臺(tái)之前,應(yīng)先將峰值電壓調(diào)節(jié)旋鈕逆時(shí)針旋至零位,將基極階晶體管圖示儀使用時(shí),被測(cè)晶體管接入測(cè)試臺(tái)之前,應(yīng)先將峰值電壓調(diào)節(jié)旋鈕逆時(shí)針旋至零位,將基極階梯信號(hào)選擇開關(guān)調(diào)到最大。 ()



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