12SH-A-02-SGS-SMT-TR规格参数
相关型号
12SH-A1-06-SGS-SMT-BK-HF-T/R 12SK100 12SK7 12SKLSJ125 12SKLSJ160 12SKLSJ200 12SL7-GT 12SLDBLATHHN100 12SLDBLATHHN50 12SLDGRETHHN100