The Webinar on Flood Early Warning Systems Was a Great Success

The Webinar on Flood Early Warning Systems Was a Great Success

A webinar about the latest developments in flood early warning systems was held on Friday, 19 June 2020. The Peruvian company of Enviroequip organized online presentation and invited the manufacturer [...] Read more ›
Back-up Power Supply

Back-up Power Supply

Maintenance-Free Lead-Acid Gel Batteries in sirens serve as a primary source of power for amplifiers and, in case of a power failure from the mains or solar cells, batteries also serve [...] Read more ›
What are the Most Common Causes of Hydroelectric Power Plant Failures?

What are the Most Common Causes of Hydroelectric Power Plant Failures?

There have been hundreds of hydroelectric power plant accidents and dam failures in history, causing damage of a greater or lesser extent to people, property, and the environment. Only in [...] Read more ›
Accidents at Hydroelectric Power Stations

Accidents at Hydroelectric Power Stations

Hydroelectric power stations are built under strict safety standards and regulations; however, the world has still witnessed accidents in the past, causing substantial damage to the local environment. In the [...] Read more ›
The Largest Hydroelectric Plants in the World

The Largest Hydroelectric Plants in the World

There are thousands of hydroelectric power stations in the world. From small, capable of generating energy for a couple of houses or a village, to huge ones, providing electricity to [...] Read more ›
Testing Warning Systems in Cities

Testing Warning Systems in Cities

The purpose of mass public warning systems is undeniable. However, for sirens to perform their functions at the right time, they need to be tested, and in case of a [...] Read more ›
Indonesia’s Battle Against Natural Disasters: The Need for Improved Tsunami Warning Systems

Indonesia’s Battle Against Natural Disasters: The Need for Improved Tsunami Warning Systems

Indonesia is a country with a long history of natural disasters that have always threatened its people's lives. It is because the country lies in the so-called "Fire Circle", the [...] Read more ›
Can Animals Feel an Impending Earthquake?

Can Animals Feel an Impending Earthquake?

What causes earthquakes? We have many superstitions about animals – can they help to predict disasters? What does modern technology allow today? Read some interesting facts from the animal kingdom [...] Read more ›
Telegrafia’s Warning System at Congreso Nacional de Proteccion Civil in Mexico

Telegrafia’s Warning System at Congreso Nacional de Proteccion Civil in Mexico

The Mexican company of Alta Prevención participated in a unique event in the capital of Mexico – Mexico City. During 7-9 August, 2019, its representatives introduced early warning systems for [...] Read more ›
Sirena S.p.A. Presenting Telegrafia’s Products at SPS Italia Trade Fair

Sirena S.p.A. Presenting Telegrafia’s Products at SPS Italia Trade Fair

SPS ITALIA is one of the most prestigious trade fairs for electronic automation and digitalisation technologies in Italy. This year it took place in Fierra Di Parma from 28th to [...] Read more ›

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