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New radars are much smarter and promise an avalanche of fines, but the question remains: how many meters do these radars measure violations? Find out

Written by Alisson Ficher
Published 11/01/2025 às 13:18
New smart radars promise to revolutionize traffic with technology that detects violations up to 50 meters away. Are you ready?
New smart radars promise to revolutionize traffic with technology that detects violations up to 50 meters away. Are you ready?

New traffic radars have arrived with advanced technology capable of detecting various violations from long distances. Fines can increase drastically, and drivers need to pay extra attention. With ultra-sensitive sensors and increased precision, enforcement has never been so rigorous. Will this innovation bring more safety or just more fines?

On the busy streets of big cities, a new technology promises to completely change the way drivers view traffic control.

The new smart radars, equipped with advanced monitoring systems, are more discreet, efficient and capable of detecting a wide variety of infractions.

But what really intrigues drivers is: to what extent can these devices identify and record irregularities?

Smart radars and their revolution in traffic

Recently, state-of-the-art traffic radars were launched, capable of monitoring violations that go far beyond speeding.

Already in operation in several Brazilian cities, these devices use the Doppler effect to monitor traffic with high precision.

The Doppler effect, a physical phenomenon that captures changes in sound frequency as an object moves, allows these radars to detect the speed of vehicles even at a considerable distance.

According to Celso Mariano, a traffic specialist at Portal do Trânsito, this new equipment can measure the speed of a vehicle up to 50 meters after it passes the radar, surpassing the old devices that were limited to the exact point of installation.

Violations detected other than speeding

The new radars are not limited to measuring speed.

They are programmed to identify various traffic violations, significantly increasing monitoring on urban roads. The main irregularities detected include:

  • Speed ​​above the permitted speed
  • Irregular conversions
  • Unauthorized lane changes
  • Stop on the pedestrian crossing
  • Running a red light
  • Using a cell phone while driving

This multiplicity of functions means that drivers need to pay extra attention and respect traffic rules, otherwise they risk facing an “avalanche” of fines.

How Doppler technology works in radars

The application of the Doppler effect in radars represents a significant technological advance. The basic principle consists of capturing the change in frequency of sound waves emitted by vehicles.

When a car approaches or moves away from the radar, a variation in this frequency occurs, allowing exact measurement of speed.

This innovation allows the radar to continue monitoring a vehicle even after it has passed the device, reaching distances of up to 50 meters.

In cities like Curitiba, the reading area can vary between 10 and 20 meters, depending on the equipment settings and the characteristics of the location, as explained by Celso Mariano.

Regulation and implementation in cities

Although the technology is available, the application of new radars still occurs in a centralized manner in many municipalities.

In Curitiba, for example, inspections continue to be concentrated at specific points, a practice that continues even with the adoption of new technology.

This implementation model raises questions about the effectiveness of oversight in broader areas, but also highlights the importance of proper regulation to ensure that technology is used effectively and fairly.

Impact on safety and coexistence in traffic

The advancement of smart radars represents a decisive step towards improving safety on urban roads.

With the ability to identify multiple infractions, these devices work as allies in the search for safer and more disciplined traffic.

However, experts like Celso Mariano highlight that technology, by itself, does not solve all problems.

Respecting traffic laws remains essential to avoid penalties and promote a safer environment for everyone.

Faced with this new reality, it remains for drivers adapt to changes and pay extra attention in traffic.

After all, with more efficient inspection, any carelessness can result in fines and, mainly, safety risks.

And you, are you prepared to face this new era of traffic control?

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Andre
Andre
12/01/2025 21:20

This is truly absurd, considering that Brazilians already pay high taxes. Many of us only have enough money to get us through the beginning of the month and then through the end of the month, all on our credit cards. They still want to take money for speeding. I hope they break or destroy these speed cameras, because we can't stand it anymore.

Alisson Ficher

Journalist graduated in 2017 and working in the field since 2015, with six years of experience in print magazines and over 12 thousand online publications. Specialist in politics, jobs, economics, courses, among other topics. If you have any questions, want to report an error or suggest a topic on the topics covered on the site, please contact us by email: alisson.hficher@outlook.com. We do not accept resumes!

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