Click on link below to download – provided as ZIP file – unzip this into your Spectrum Lab configurations folder: https://www.astronomy.me.uk/wp-content/uploads/2026/03/LRO_VLF_Config_works-with-134cm-aerial-LRO-PC-10-210226@1800.zip Post navigation Tell me what a SID (Sudden Ionospheric Disturbance) is and what range of frequencies are covered when monitoring for SIDs. Very Low Frequency (VLF) Aerials at Lichfield Radio Observatory (LRO)