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Oscilloscope Question

R

ri

Jan 1, 1970
0
Hi Group , I want to buy a oscilloscope for working with HF Radios that
have an operating frequency from 1500 Khz through 55 Mhz . My question
is what Mhz Oscilloscope to look for ! Any help would be appreciated .
Thanks for any help .
 
R

Robert Baer

Jan 1, 1970
0
ri said:
Hi Group , I want to buy a oscilloscope for working with HF Radios that
have an operating frequency from 1500 Khz through 55 Mhz . My question
is what Mhz Oscilloscope to look for ! Any help would be appreciated .
Thanks for any help .
Theoretically, any scope with a bandwidth ot 55MHz or better would do
the job.
However, there are a few things to consider.
First and foremost, is that *all* you will use it for from now to at
least 10 years from now?
I dare say that if you get a bandwidth limited scope now based on
this present need, that you will move into fields / areas wher you will
need a wider bandwidth scope.
Secondly, a 55MHz scope will have 3dB less sensitivity at that
frequency; a 100MHz BW scope would be a better fit.
Also, you can get some rather decent used scopes...
 
R

ri

Jan 1, 1970
0
Thanks Robert , my question is answered . Now I know what to buy . Thanks
again , Rick
 
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