Making the isolation transformers for Dual Channel Inductive Loop Vehicle Detector.
Tindie Order: https://www.tindie.com/products/elekt...
RM-5 core used for this length of wire is "N48, with AL=~250nH": http://www.mouser.com/ds/2/400/m_5-11...
Purchase PCBs: https://www.elecrow.com/dual-channel-...
and https://www.elecrow.com/dual-channel-...
Project information and schematics: https://www.elektronika.ba/868/dual-c...