Design and Technology GCSE
Through-Hole Technology (THT)
What Through-Hole Technology (THT) means in Design and Technology GCSE, as defined for Pearson Edexcel.
Definitions of Through-Hole Technology (THT)
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
A PCB manufacturing method where component leads are inserted through holes in the board and soldered on the reverse side.
A manufacturing process where component leads are placed into drilled holes on a bare PCB and soldered.
Topics that use Through-Hole Technology (THT)
- Systems: Design contexts (Pearson Edexcel GCSE)
- Systems: Specialist techniques, tools, equipment and processes to shape, fabricate, construct and assemble a high-quality systems prototype (Pearson Edexcel GCSE)
Related terms
- Surface Mount Technology (SMT)
- Built-in Obsolescence
- Computer Numerical Control (CNC)
- Iterative Refinement
- Microcontroller
- Subtractive Manufacturing
- Additive Manufacturing
- Analogue Signal
Using Through-Hole Technology (THT) in the exam
Definition questions usually carry one or two marks, and examiners look for the precise wording. Write the definition from memory, check it against the version above, and then use the term in a longer answer on the same topic so it sticks.
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