Difference between revisions of "AM Scope"

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(Download)
 
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== Download ==
 
== Download ==
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 +
Grab it from [[gr-baz]].
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 +
Although this version still works, it will no longer be maintained:
  
 
* [http://spench.net/drupal/files/am_fft.py am_fft.py]
 
* [http://spench.net/drupal/files/am_fft.py am_fft.py]
  
 
{{RF}}
 
{{RF}}

Latest revision as of 10:44, 25 March 2012

Use

Identical to complex scope, except has magnitude block before scope sink (which is now of the float type).

In the following example, a Mode S transmission can be seen. Mode S uses Pulse Position Modulation (PPM), for which the first demodulation step is treating it as an AM signal (i.e. take magnitude of complex stream and ignore phase).

AM-FFT Scope.png

Download

Grab it from gr-baz.

Although this version still works, it will no longer be maintained: