Hold the measured value with data hold Output of internal reference frequency (time base) can be output Input of external reference frequency (10MHz) can be input Minimum input sensitivity [Input Channel A (INPUT A)] 30mVrms (0.1Hz to 100MHz) [Input Channel C (INPUT C)] 35mVrms (80MHz to 1.1GHz), 70MVRM(1.1GHz至1.5GHz)输入耦合[输入通道A(输入A)] AC或DC,可选[输入通道C(输入C)] AC输入阻抗[输入通道A(INPUT A)]约1MΩ,大约1MΩ,大约1MΩ,40pf或更少[输入通道C(输入C)50put c(输入C)50Ω 大值