Vintage Engineering Book – Ferroxcube Inductive Ferrite Core – Finders Pickers Paper
China Ferroxcube Ferrite Core E Core for Transformer or Choke in SMPS E20/E25/E30/E31/E32/E34/E35/E36/E41/E42/E47/E55/E56/E65/E71/E80/E100 - China E Cores, Ferroxcube