LOD] PACKARD 5SGLLoscpPE 60 MHz Measure STORAG HORIZONTAL TRIGGER VERTICAL Volts/div Volts/divTime/Div Hol doff Position 8 Position 8 External Trigger 1X 2Y Line ⊙W 5V △ 12H(0 回⊙ 13 pF 400 V Max 400 V Max 图24.1HP54603B型数字存储示波器 哈尔滨工业大学电子学教研室