F
for_idea
As I understand, if the scope channel has 1 meg ohm input impedance,
the received signal would be stronger since most of the voltage is
taken by the input channel. Why people always say 50 ohm is a proper
input impedance for the scope channel?
thanks,
Zhi
the received signal would be stronger since most of the voltage is
taken by the input channel. Why people always say 50 ohm is a proper
input impedance for the scope channel?
thanks,
Zhi