[W-MBUS] Can I buy MBUS1 or MBUS2 modules? No, these are obsolete and replaced by MBUS3. Last Update: August 8, 2017 December 13, 2016 1626 Wireless M-Bus Q&A Related Knowledge Base Posts -[W-MBUS] “in order to assess the SNR threshold of my RC1700HP-MBUS device, I’m mixing the signal from the 169 MHz gateway to the Meter with a white gaussian noise signal. In order to compute the actual received noise power, I should know the amplitude of any filter present in the receiving stage. According to the standard, channels 1a/b, 2a/b and 3a/b have a width of 12.5 kHz and therefore I’m simply supposing that a filter with a bandwidth approx. equal to 12.5 kHz will be present somewhere at the receiver. Could you please confirm my assumption? “[W-MBUS] Can MBUS3, MBUS4 or MPC1 be configured over the air?[W-MBUS] Is it correct to configure the M field and the A field with the same value for both repeater and concentrator, if not what is the suggested configuration