Hoʻonohonoho ʻia ka mīkini kuʻuna palena palena trans-transistor (solid-state) no ka hoʻopili pololei ʻana o nā paipu kila. ʻO ke kōmike i haku ʻia o nā hāmeʻa mana nui MOS e lilo i ka ʻāpana oscillation, a me ka panakū mana C, ka ʻōwili hoʻokomo inductor L a me ke kaapuni mālama pono hilinaʻi ʻia he ʻano kūwili kūwaho o kēia manawa.