Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to the forum!
Almost any general-purpose medium power NPN and PNP transistors could be used. Try a parametric search on any major electronics stockist's web-site (e.g. Farnell, Mouser, Digikey.....).
BTW, ultrasonic generators alleged to repel mosquitos are just as likely to attract them or other pests .
Read about ultrasonic mosquito repellers in Google. Many articles and tests show that they do not work!.
My city government got rid of mosquitoes in my city (and the bats that were here eating them) by putting larvacide (safe to birds and animals) in ponds and drains.
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