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2. Surface-mount technology - Wikipedia

   en.wikipedia.org/wiki/Surface-mount_technology

   Surface-mount technology (SMT), originally called planar mounting, [1] is a method in which the electrical components are mounted directly onto the surface of a printed circuit board (PCB). [2] An electrical component mounted in this manner is referred to as a surface-mount device ( SMD ).

3. Chip on board - Wikipedia

   en.wikipedia.org/wiki/Chip_on_board

   The PCB of a quartz watch. The clock IC is under the drop of black epoxy. Chip on board (COB) is a method of circuit board manufacturing in which integrated circuits (e.g. microprocessors) are attached (wired, bonded directly) to a printed circuit board, and covered by a blob of epoxy. [1]

4. Foamcore - Wikipedia

   en.wikipedia.org/wiki/Foamcore

   Foamcore, foam board, or paper-faced foam board is a lightweight and easily cut material used for mounting of photographic prints, as backing for picture framing, for making scale models, and in painting. It consists of a board of polystyrene foam clad with an outer facing of paper on either side, typically white clay-coated paper or brown ...

5. Printed circuit board - Wikipedia

   en.wikipedia.org/wiki/Printed_circuit_board

   Printed circuit board of a DVD player Part of a 1984 Sinclair ZX Spectrum computer board, a printed circuit board, showing the conductive traces, the through-hole paths to the other surface, and some electronic components mounted using through-hole mounting. A printed circuit board (PCB), also called printed wiring board (PWB), is a laminated ...

6. 19-inch rack - Wikipedia

   en.wikipedia.org/wiki/19-inch_rack

   DIN 41494-8 Components on front panels; mounting conditions, dimensions; DIN IEC 60297-3-100 (see above in IEC section) A rack's mounting fixture consists of two parallel metal strips (also referred to as posts or panel mounts) standing vertically. The posts are each 0.625 inches (15.88 mm) wide, and are separated by a gap of 17.75 inches (450. ...

7. Breadboard - Wikipedia

   en.wikipedia.org/wiki/Breadboard

   Using thumbtacks or small nails as mounting posts was also common. Breadboards have evolved over time with the term now being used for all kinds of prototype electronic devices. For example, US Patent 3,145,483, [ 2 ] was filed in 1961 and describes a wooden plate breadboard with mounted springs and other facilities.

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9. AT (form factor) - Wikipedia

   en.wikipedia.org/wiki/AT_(form_factor)

   These motherboards have similar mounting hole positions and the same eight card slot locations as those with the AT form factor, but are 8.5 in (216 mm) wide and marginally shorter than full-size AT boards, with a maximum length of 13 in (330 mm). However, Baby AT boards were mostly shorter than this, typically 9 to 10 in (229 to 254 mm). [3]