You can now read 10 articles in a month for free on BostonGlobe.com. Read as much as you want anywhere and anytime for just 99¢.

The Boston Globe

North

Tech start-ups welcome in Haverhill

About 60 years ago, the world’s first commercial product that included a transistor was built by Western Electric in downtown Haverhill. Today, Bounce Imaging, which Popular Science cited as having one of the best inventions of 2013, is relying on a company in the city’s Ward Hill neighborhood to create a high-tech orb that signals danger before first responders make their move.

Lightspeed Manufacturing, a printed circuit developer with an international customer base, is working with Bounce Imaging to produce a working prototype of the device.

Loading comments...

You have reached the limit of 10 free articles in a month

Stay informed with unlimited access to Boston’s trusted news source.

  • High-quality journalism from the region’s largest newsroom
  • Convenient access across all of your devices
  • Today’s Headlines daily newsletter
  • Subscriber-only access to exclusive offers, events, contests, eBooks, and more
  • Less than 25¢ a week