The May issue of Railway and Electrical Technology features an article titled "Lightning Protection Measures for Signal Equipment (2)."

昭電
The May issue of Railway and Electrical Technology features an article written by Akio Omi from Showden titled "Lightning Damage Countermeasures for Signal Equipment (2)." This is part of a three-part series, and the second installment provides a detailed introduction to the basic countermeasures against lightning damage for railway signal equipment.
