through-hole technology

English

A PCB with a couple of THT components on it.

Side view of a soldered THT resistor.

Alternative forms

• THT (initialism)
• thru-hole technology

Noun

through-hole technology (plural through-hole technologies)

1. (electronics) Mounting scheme used for electronic components that involves the use of leads on the components that are inserted into holes drilled in printed circuit boards and soldered to pads on the opposite side.

   Coordinate term: surface-mount technology