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.
|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|