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Icom Pcr1000 Wideband Reciever Drm Conversion Manual

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    Page 1 Modifications of an Icom PCR1000 For DRM Reception Author G Dobson Date: 15 February 2003
    Page 2 Introduction The Icom PCR 1000 is a software-based receiver that is ideally suited to conversion for DRM reception with the minimum of modification to the existing circuitry. The Icom PCR 1000 has been successfully modified to receive DRM signals using the Fraunhofer DRM software distributed via the www.drm.org website. The modification makes use of the universal downconverter available from www.sat-schneider.de website. When tested using a DRM modulator the receiver yielded results up to...
    Page 3 Setting Up The standard DRM signal used for HF broadcasting has a bandwidth of 10kHz therefore the IF filter is set to 15kHz and AM modulation on the receiver PC interface. Note: the 12kHz output is an inverted spectrum of the original signal therefore the DRM software receiver will only decode this if the ‘Inverted Spectrum’ is selected in the Setup menu: To set the 12kHz frequency use a known stable frequency source; a standard broadcast will do and tune the carrier to the centre of the DRM...
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