DAB+ vs DRM+ | Difference between DAB+ and DRM+
This page compares DAB+ vs DRM+ and mentions difference between DAB+ and DRM+ with respect to various parameters.
Introduction: DAB and DRM are digital audio broadcasting technologies. DAB+ and DRM+ are upgraded versions of DAB and DRM respectively. Table mentions comparison between the two.
| Parameters | DAB+ | DRM+ |
|---|---|---|
| Frequency | 174 to 240 MHz Band III | 47 MHz to 68MHz 87.5 MHz to 108 MHz 174 MHz to 230 MHz |
| Programs per channel | 9 to 24 (Typically), 64 (Max.) | 1 to 4 (Max.) |
| Channel Bandwidth | 1.5 MHz | 96 KHz |
| Modulation | Multi carrier (1536) OFDM, DQPSK type modulation over -768KHz to +768KHz | Multi carrier (106) OFDM, 4 to 16 QAM modulation over -48KHz to +48KHz |
| Digital data speed (Kbits/sec) | 2400 | 120 |
| Input of transmitter | Digital ETI 2.048 Mbps or EDI (ETI over IP) | Multiplex Data Interface (MDI) 37 to 186 kbps |
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