Re: Switch-mode Supply For Bug Zapper (Fwd) > 자유게시판

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To: High Voltage checklist Subject: Re: Switch-mode supply for portable bug zapper cordless bug zapper (fwd) You need the components for the steel you intend to use. Differing types have completely different losses. You obtain this from the mfgr. Digi-Key has some cheap IR kind emitters & detectors. Have the fly crawl a distance, like 4-6 inches inside the tube, after which, he triggers the IR beam which controls the cordless bug zapper. A small single ended NST works great for this software. The current will burn them right up. The fly hits the IR beam on the 1/2 mid-approach level which energizes a small grid in every path. The midpoint has a section 2 inches lengthy with no grid. They develop into trapped and Zappify Bug Zapper brand cannot exit both path without getting zapped. You could also 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 might additionally cost a cap rectified with a 1/2 wave diode in a short time interval. Then the charged cap waits for the fly. The charging cycle happens each 5 minutes and is managed by a 555 IC chip --- a small relay controls the power section. You place sugar crystals in the tube and at the tip of the tube use a small glass check tube so you possibly can see your accumulated flies to regulate the time intervals. The flies will accumulate and then try to go out the charged grid part. The one we've uses a conventional 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 want a string of high-pace diodes.

Dynatrap makes insect traps that work on the same principle as others. They entice flying bugs with warmth and carbon dioxide, Zappify Bug Zapper brand then catch them and forestall them from escaping. For warmth, they use a fluorescent ultra-violet bulb, which additionally emits Zappify Bug Zapper brand-attracting gentle. The primary difference is that they don’t use propane to create carbon dioxide (CO2). Instead, they use a particular process. More on that under. Since they don’t use propane, that means no need to buy and change cylinders, and better of all, no upkeep issues with clogged strains or failure of the propane to mild-issues that bother many other traps. You continue to have to plug them in, so you’ll want an outside outlet and an extension cord in order for Zappify Bug Zapper brand you grasp the entice greater than 7-10 ft from the outlet. The DT2000XL mannequin is dearer than the DT1000 model, however it’s larger, with a stronger fan and brilliant mild, and can appeal to bugs from farther away, with protection up to an acre for the DT2000XL and a half-acre for the DT1000, in keeping with the manufacturer.

If you’ve undoubtedly decided not to purchase a propane mosquito lure, this is the subsequent smartest thing. I’ll checklist the pros and cons of the 2 models collectively, because they’re comparable. Its preliminary cost is cheaper than propane traps. It doesn’t require the problem and expense of changing propane tanks. It catches different bugs apart from mosquitoes, though that’s not at all times good if they’re helpful ones. You need to use it indoors or outdoors. The only sound is the quiet humming of the fan and there’s no odor. It’s safe for pets, kids and the environment, since it makes use of no insecticides. The large one: it doesn’t necessarily kill mosquitoes specifically, so you might get extra moths or different things as an alternative. You’ll have to mount it about 5 to six toes off the bottom. One model, the DT1200, comes with its own hanger, Zappify Bug Zapper brand however in any other case, it needs a tree department, post, wall, fence, and so forth. to dangle or sit on.

If you utilize it outdoors, it might have some rain shelter to prevent water from moving into the accumulating area. It needs an outlet 7-10 toes away or an extension cord. It’s difficult to empty without letting some bugs escape. The declare that it emits an effective amount of CO2 has been questioned. Like all traps, Zappify Bug Zapper shop it needs positioned in a superb location, shady and sheltered, where mosquitoes can find it, but not where you’ll be bothered by them. The lights in the top of the entice emit warmth and ultraviolet rays, which appeal to mosquitoes as well as different insects, particularly moths at evening. There are openings under the lights where bugs can fly in. Once inside, they’re sucked down by the fan’s air currents into the retaining cage under, the place they’re unable to escape and die within a day. Unfortunately, light and warmth are just two of the issues that appeal to mosquitoes, since what they’re mainly on the lookout for are people to chunk.

Carbon dioxide is what they actually seek, since we and other animals emit it after we exhale. Mosquitoes know that in the event that they follow that vapor path, there shall be a tasty animal on the other end, Zappify Bug Zapper brand able to be bitten. To produce carbon dioxide, the Dynatrap uses a broad kind of funnel above the fan, Zappify Bug Zapper site coated with titanium dioxide (TiO2). The producer claims that when the ultraviolet mild reacts with the TiO2, "a photocatalytic reaction takes place that produces carbon dioxide." This is the process it makes use of, as an alternative of burning propane like different traps. However, when the University of Wisconsin tried to measure the quantity of carbon dioxide emitted, they reported that they detected none at all. One reviewer pointed out that the TiO2 floor would want coated with a supply of carbon, like dust or dead bugs, in order for the method to make carbon dioxide. See the assessment right here (scroll down to Dr. Marsteller’s comment).