There is another question related to it if u can answer it ...
I am facing at the moment problem of not able to display the set frequency of Signal generator in Oscilloscope ..... Its like I set 5 MHz frequency in Signal generator but its displaying in Oscilloscope as .2 KHz ..
Can u plz throw me light as wat might be the cause ?
try to change the input impedance of oscilloscope, (1x-10x; but i dont think it work)
are you using digital oscilloscope or calculating freq from time period?