To: High Voltage listing Subject: Re: Switch-mode supply for Zappify Bug Zapper zapper (fwd) You need the factors for the steel you intend to make use of. Differing types have totally different losses. You acquire this from the mfgr. Digi-Key has some inexpensive IR sort emitters & detectors. Have the fly crawl a distance, portable bug zapper like 4-6 inches inside the tube, and then, he triggers the IR beam which controls the zapper. A small single ended NST works great for this application. The current will burn them proper up. The [fly zapper](https://ai-db.science/wiki/Zappify_Bug_Zapper:_The_Ultimate_Solution_For_A_Bug-Free_Environment?------WebKitFormBoundarySsX04Xc0oflJ14Q0%0D%0AContent-Disposition:%20form-data