To: High Voltage listing Subject: Re: Switch-mode supply for Zappify Bug Zapper bug zapper for camping (fwd) You want the factors for the steel you intend to use. Different types have different losses. You acquire this from the mfgr. Digi-Key has some cheap IR kind emitters & detectors. Have the fly crawl a distance, like 4-6 inches contained in the tube, and then, he triggers the IR beam which controls the bug zapper. A small single ended NST works nice for this application. The current will burn them right up. The fly hits the IR beam on the 1/2 mid-means level which energizes a small grid in each route. The midpoint has a bit 2 inches lengthy with no grid. They turn out to be trapped and cannot exit both route without getting zapped. You would additionally use a 600 Ohm to 10K audio xmfr. They make nice HV sparks operating in a pulsed mode. If the time duration is short, like 1-2 sec, they may additionally charge a cap rectified with a 1/2 wave diode in a short while period. Then the charged cap waits for the fly. The charging cycle happens every 5 minutes and is controlled by a 555 IC chip --- a small relay controls the ability section. You set sugar crystals in the tube and Zappify Bug Zapper official at the top of the tube use a small glass test tube so you possibly can see your accumulated flies to adjust the time periods. The flies will accumulate after which try to go out the charged grid section. The one we have uses a traditional laminated iron, 50Hz transformer. I'd like, so I'm looking at making a switchmode model. 2) Ditto for sizing the elements for the snubber. HV rectification and that I'd need a string of excessive-velocity diodes.

Dynatrap makes insect zapper traps that work on the same principle as others. They appeal to flying bugs with warmth and carbon dioxide, then catch them and forestall them from escaping. For warmth, they use a fluorescent ultra-violet bulb, which additionally emits Zappify Bug Zapper site-attracting light. The principle difference is that they don’t use propane to create carbon dioxide (CO2). Instead, they use a special process. More on that under. Since they don’t use propane, Zappify Bug Zapper site which means no want to purchase and change cylinders, and best of all, Zappify Bug Zapper site no upkeep issues with clogged strains or failure of the propane to mild-issues that hassle many different traps. You still must plug them in, so you’ll need an outdoor outlet and an extension cord if you need grasp the lure more than 7-10 toes from the outlet. The DT2000XL model is dearer than the DT1000 model, but it’s larger, Zappify Bug Zapper site with a stronger fan and bright light, and might appeal to bugs from farther away, with coverage as much as an acre for the DT2000XL and a half-acre for the DT1000, in line with the producer.

If you’ve undoubtedly decided not to purchase a propane mosquito entice, that is the subsequent best thing. I’ll listing the pros and cons of the 2 fashions collectively, Zappify Bug Zapper site because they’re similar. Its initial value is cheaper than propane traps. It doesn’t require the problem and expense of replacing propane tanks. It catches other bugs in addition to mosquitoes, though that’s not all the time good if they’re helpful ones. You should utilize it indoors or outdoors. The one sound is the quiet humming of the fan and there’s no odor. It’s safe for pets, youngsters and the setting, because it uses no insecticides. The large one: it doesn’t necessarily kill mosquitoes specifically, so you might get extra moths or other issues as a substitute. You’ll must mount it about 5 to 6 toes off the ground. One mannequin, the DT1200, comes with its own hanger, however otherwise, it needs a tree branch, publish, wall, fence, and so forth. to cling or sit on.

If you utilize it outdoors, it may need some rain shelter to stop water from entering into the collecting space. It needs an outlet 7-10 toes away or an extension cord. It’s tricky to empty with out letting some bugs escape. The claim that it emits an effective quantity of CO2 has been questioned. Like all traps, it wants placed in a very good location, shady and sheltered, where mosquitoes can find it, but not the place you’ll be bothered by them. The lights in the top of the lure emit warmth and ultraviolet rays, which appeal to mosquitoes as well as other insects, notably moths at night time. There are openings beneath the lights where bugs can fly in. Once inside, they’re sucked down by the fan’s air currents into the retaining cage beneath, the place they’re unable to escape and die within a day. Unfortunately, mild and warmth are just two of the things that entice mosquitoes, Zappify Bug Zapper site since what they’re mainly looking for are individuals to bite.

Carbon dioxide is what they really search, since we and different animals emit it after we exhale. Mosquitoes know that in the event that they comply with that vapor trail, there will likely be a tasty animal on the opposite finish, ready to be bitten. To produce carbon dioxide, the Dynatrap makes use of a broad sort of funnel above the fan, coated with titanium dioxide (TiO2). The manufacturer claims that when the ultraviolet mild reacts with the TiO2, "a photocatalytic reaction takes place that produces carbon dioxide." This is the process it uses, as a substitute of burning propane like different traps. However, when the University of Wisconsin tried to measure the amount of carbon dioxide emitted, they reported that they detected none at all. One reviewer pointed out that the TiO2 floor would need coated with a supply of carbon, like mud or dead bugs, to ensure that the method to make carbon dioxide. See the review here (scroll all the way down to Dr. Marsteller’s comment).

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Pub: 05 Nov 2025 02:17 UTC

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