The circuit was designed to repel any form of insect using complimentary metal-oxide semiconductor or known as CMOS. A basic mosquito repellent is an oscillator that produces repetitive electronic ...

There are a lot of options to rid your home of rodents and insects, but only the best ultrasonic pest repellers can do it humanely, and with little effort on your part. While any plug-in pest repeller ...

This electronic mosquito repellent circuit is easy to build but is kind of hard to adjust on the exact sound frequency which will reppel the mosquitoes. With frequencies between 2 KHz and 2.5 KHz ...

It sure is tempting: Just plug in a device and let sound waves keep bedbugs and other creepy-crawlies away, without pesticides or expensive exterminator bills. Unfortunately, those ultrasonic bug ...

If you get eaten alive by mosquitoes while working on your PC or use your laptop at night and attract all the mosquitoes in the area, then this Ultrasonic USB Mosquito Repellent Dongle might help you ...

Flies, mosquitos, and ticks can dampen any outdoor excursion, especially on a hot summer day. A short hike can quickly become a swat fest when the bugs are out, and there’s nothing worse than having ...