Adding power usage metrics from RTLAMR RTLAMR-COLLECT via InfluxDB to Grafana to graph power usage by day, hour, week & month. Additionally, Grafana can manipulate to calculate cost per day/hour etc.
RTL_SDR & Ubuntu with RLTAMR – Reading power meter output
Setting up a software defined radio (SDR) USB dongle along with RTLAMR, InfluxDB & Grafana to view power usage readings being broadcasted from an iTron power meter.