Ka palekana overvoltage me nā ʻāpana pākahi me nā varistors i ka hoʻolālā terminal
Hiki ke hoʻohana ʻia nā varistors metal-oxide i ka hoʻolālā terminal. Ua ʻae ʻia lākou no ka volta hana mana sine-wave-frequency kiʻekiʻe loa, kahi i paʻi ʻia ma ka ʻāpana. ʻO kēlā me kēia voltages ʻoi aku ma mua o ka maxi i ʻae ʻia-
Hoʻokuʻu palekana ʻia nā māmā i loko o 25 ns. Hoʻohana ʻia nā Varistors no ka mana waena a kiʻekiʻe.