FM vs DRM+ | Difference between FM and DRM+
This page compares FM vs DRM+ and mentions difference between FM and DRM+ with respect to various parameters.
Introduction: Both FM and DRM+ are used for radio broadcasting. FM is analog technique where as DRM+ is digital technique for radio broadcasts. DRM+ is upgraded version of DRM.
Parameters | FM | DRM+ |
---|---|---|
Frequency | 87.5 MHz to 108 MHz Band II | 47 MHz to 68MHz 87.5 MHz to 108 MHz 174 MHz to 230 MHz |
Programs per channel | 1 | 1 to 4 (Max.) |
Data per channel | RBS 1, 2 Kbps | Flexible program associated and Non-program associated data rates |
Analog Simulcast | Not Applicable | Supported |
Channel Bandwidth | 200 KHz | 96 KHz |
BW capacity | Not Applicable | 96 Kbps |
Modulation type | Single carrier FM (-100 KHz to +100 KHz) | Multi carrier (106) OFDM, 4 to 16 QAM modulation over -48KHz to +48KHz |
Digital data speed (Kbits/sec) | NA | 120 |
Spectrum Efficiency (bits/sec/Hz) | 1.2 | 0.7 |
DAB DVB Related Links
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ATSC-3 Tutorial
DVB channel vs DVB frequency list
Other Digital Radio and Analog Radio Systems
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Opensky Radio System
iDEN-Integrate Digital Enhanced Network
What is Difference between
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