A gentler car horn?

Car horns are designed to be earsplitting; if the driver in the next lane starts to swerve into your path, you want to be able to alert him with a blast he won’t mistake. For such safety related uses, the high volume and jarring tone are justified. However, people also use the horn for another … Read more

A really poor choice for a freeway logo…

A really poor choice for a freeway logo... 1

The Menachem Begin expressway is one of the better engineering projects built in Jerusalem in recent years, providing a rapid path for driving across much of the new city. It has cut my commute time to work by 70%… Image: Adiel lo, via Wikimedia Commons. There is only one minor detail about it that I … Read more

The tachometer – the most useless car component…

The tachometer - the most useless car component... 6

Modern car dashboards have numerous indicators and controls. Some are necessary: without a fuel gauge, for instance, we’d be in frequent trouble. Others are optional but quite useful: the rear collision warning beeper is a good recent arrival. But one indicator is totally unnecessary, yet present in a great many car models: the Tachometer, or … Read more

Communicative alarms

I already shared my animosity towards car alarms. Since these are not going away anytime soon, the question becomes, how can we improve them to reduce the pain they cause the general populace? Same thing for house burglar alarms, that have the tendency to trigger – rigthly or wrongly – when the owner is on … Read more

Intelligent freeway signage

In recent years the freeway system in Israel is applying some pretty good leading edge technology (including truly transparent wireless toll collection that is still missing in many countries I visit). One interesting system can be seen in the Ayalon highway in Tel Aviv. This road has electronic signs that give precise real time information … Read more