Difference between revisions of "Modez"
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== Raw Samples == | == Raw Samples == | ||
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| + | * 4MHz chunk visualised in GNU Radio (notice the nearby GSM channel intermod on the right-hand side): | ||
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| + | [[File:ModeS_with_GSM.png|640px]] | ||
* 8MHz chunk visualised in Baudline: | * 8MHz chunk visualised in Baudline: | ||
Revision as of 11:29, 10 October 2011
Contents
[hide]Summary
The full write-up with screenshots, experimental results, comparisons to other hardware, overseas tests, etc, can be found on the main page.
Decoder
- Scope of Mode S short frame with (red) binary decode overlaid:
- Drawing on Eric Cottrell's original decoder, this is the Modez-enhanced scope view with preamble, reference level and data-start/end markers:
- Evolution of the decoder showing improved noise floor:
Raw Samples
- 4MHz chunk visualised in GNU Radio (notice the nearby GSM channel intermod on the right-hand side):
- 8MHz chunk visualised in Baudline:
Inspiration
- Accessing SFO RADAR using the magic code-breaking box in the classic film Sneakers:
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