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Software Defined Radio - G4JNT

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SDR. Architecture<br />

• A/D converter<br />

• Numerical controlled oscillator for tuning<br />

• Downconvert to two 90 degree channels<br />

using zero freq IF<br />

• Filter to lower bandwidth, reduce<br />

sampling rate (decimation) - processing<br />

gain<br />

• Demodulate

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