Scientific breakthrough of the 30's Crossword Clue

• Tracker in a speed trap

  New York Times · Wednesday, July 29, 2026 · 5 letters

• Doppler device

  New York Times · Tuesday, May 6, 2025 · 5 letters

• Thing with a ping

  New York Times · Wednesday, February 7, 2024 · 5 letters

• Equipment in a control tower

  New York Times · Monday, August 7, 2023 · 5 letters

• Palindromic tracker

  New York Times · Thursday, June 1, 2023 · 5 letters

• Speed-detecting device

  New York Times · Tuesday, May 30, 2023 · 5 letters

• Evidence provider for some citations

  New York Times · Thursday, October 13, 2022 · 5 letters

• Air traffic control equipment

  New York Times · Monday, June 13, 2022 · 5 letters

• Speed reader?

  New York Times · Sunday, October 10, 2021 · 5 letters

• Speeder catcher

  New York Times · Tuesday, August 31, 2021 · 5 letters

More clues from this crossword

• 21-Down Opposite of alt
• 22-Across Voting day: Abbr.
• 23-Across "Holy smokes!"
• 24-Across Young women, Down Under
• 25-Across Ming the Merciless, e.g.
• 26-Down They'll make a play for you
• 28-Across It's also called Plexiglas
• 29-Across Nancy's opposite number, once
• 30-Across Out of port
• 31-Across They hang around in the tropics
• 31-Down Windpipes
• 32-Down Delivery of goods by ship