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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