Ciro Santilli OurBigBook.com $£ Sponsor €¥ 中国独裁统治 China Dictatorship 新疆改造中心、六四事件、法轮功、郝海东、709大抓捕、2015巴拿马文件 邓家贵、低端人口、西藏骚乱
These often come pre-soldered on devboards, e.g. and allow for easy access to GPIO pins. E.g. they're present on the Raspberry Pi 2.
Why would someone ever sell a devboard without them pre-soldered!
Figure 9. 6x1 pin header. Source.
Figure 10. Underside of a Raspberry Pi 2. Source. At the top of this image we can clearly see how the usually pre-soldered pin header connectors go through the PCB and are soldered on both sides.

Ancestors

  1. Electrical connector
  2. Electronic component
  3. Electronics
  4. Area of technology
  5. Technology
  6. Ciro Santilli's Homepage