![]() Not only can you see the big picture with your 3D house plans, but you can add the smallest details as well.įrom door handles to skirting boards, kitchen appliances and tapware, every fixture and fitting can be personalised to your chosen elements. It’s much cheaper than making changes half way through the house build, as that can have a serious knock-on effect on other elements of your home build, which usually means your budget needs to be adjusted. It will be obvious if your lounge suite is too big for the room or if it’s dwarfed by the size of the space.Īnother key benefit of 3D house plans is that should you pick up on designs or elements that don’t work in real life, you can make these changes before you start building. This means as you walk around, you’ll see your home as it would be once you’ve moved in, lock, stock and barrel. Not only can you create 3D house plans from your house design, but you can also add key pieces of furniture to the plans so you can see how it would fit into each room. You’ll easily be able to tell if your rooms are too small, ceilings are too low, or whether your kitchen layout is practical or not.ģD house plans help you as the home owner to visualise each room individually as well as how they work together as a whole.ĭo your spaces flow seamlessly into each other? Are your bedrooms big enough for their occupants? Can you get into and out of rooms easily? You can see what it would look like in real life and make decisions on what layout, features and fittings would be best.īy taking a virtual walk through your house plans, you will get a clear idea of the space you have to work with. Using the latest VR technology you can literally walk through your home from room to room. The most obvious benefit of 3D house plans is that you get to walk through your home before it’s built. ![]() Here are the key benefits of 3D house plans when it comes to building your new home. ![]() That’s why it’s something you need to get right, starting with the initial design.Through the use of 3D house plans, you can make sure that your dream home really is your dream home by having your home come to life before a single foundation is laid. What is even more important is that you will be in charge of the entire process, as you are the one who knows the most about the functionality of your future home.Designing and building your own home is probably the biggest purchase you’ll ever make in your lifetime. The most obvious advantage of choosing a home design app is that you can retain the same quality as with a professional designer, but it is much less expensive. Whether you are building a house from scratch or redesigning a ready building, cooperating with an architect or designing it yourself, computer and mobile apps will come in handy. For example, interior design websites or magazines offer many brilliant home design concepts. Many people will agree that online resources provide very comprehensive information on what trends exist on the home design market today and how these trends can be utilized. Everyone can create a home design on their own by simply knowing where to find home design ideas.
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Costlier industrial-grade batteries may use chemistries that provide higher power-to-size ratio, have lower self-discharge and hence longer life when not in use, more resistance to leakage and, for example, ability to handle the high temperature and humidity associated with medical autoclave sterilization. Very often, a "9-volt" battery refers to the transistor radio size called PP3 or IEC 6F22 or NEDA 1604, although there are less common nine-volt batteries of different sizes.īatteries of all types are manufactured in consumer and industrial grades. Rechargeable (NiMH) 9-volt battery internals (stacked, 6HF~8/~22/~17) The PP3 (physically identical to 6LR61 or 1604A) appeared when portable transistor radios became common, and was referred to as a transistor battery or transistor-radio battery. However, a suitable miniature battery was already marketed for (vacuum tube) hearing aids. Although the transistors would theoretically operate from lower voltages, the point-contact transistors used in 1954 had to be operated very close to their V CBO limit in order to get the required frequency response. Early transistor radios required a 22 + 1⁄ 2-volt battery. Modern batteries have higher capacities and lower internal resistances than early versions.īefore the mid-1950s, in the days of vacuum tube (valve) radios used batteries designed specifically for vacuum tubes, there was a nine-volt grid bias battery or (US) "C" battery, which had taps for various voltages from 1.5 to 9 volts.Įarly transistorized radios and other equipment needed a suitable voltage miniature battery. Only the PP3, PP6, PP7 and PP9 sizes are still manufactured, with the PP3 being extremely common. The PP11 consists of two isolated 4.5-volt batteries with four terminals. ![]() The company says that it introduced the PP3 battery in 1956, having been added as an ANSI standard in 1959, currently known as ANSI-1604A. Historically, the now popular PP3 battery size was a member of the power pack (PP) battery family that was originally manufactured by Ever Ready in the United Kingdom and Eveready in the United States. PP (Power Pack) battery family from left to right: PP1, PP3, PP4, PP6, PP7, PP8, PP9, PP10, PP11 ĩ-volt batteries accounted for 4% of alkaline primary battery sales in the United States in 2007, and 2% of primary battery sales and 2% of secondary (rechargeable) battery sales in Switzerland in 2008. Primary lithium types are made with three cells in series. Carbon-zinc types are made with six flat cells in a stack, enclosed in a moisture-resistant wrapper to prevent drying. These cells are slightly smaller than LR8D425 AAAA cells and can be used in their place for some devices, even though they are 3.5 mm shorter. ![]() Most PP3-size alkaline batteries are constructed of six individual 1.5 V LR61 cells enclosed in a wrapper. A few other 9-volt battery sizes are available: A10 and A29. ![]() A range of PP batteries was produced in the past, with voltages of 4.5, 6, and 9 volts and different capacities the larger 9-volt PP6, PP7, and PP9 are still available. The size, regardless of chemistry, is commonly designated PP3-a designation originally reserved solely for carbon-zinc, or in some countries, E or E-block. Designations for this format include NEDA 1604 and IEC 6F22 (for zinc-carbon) or MN1604 6LR61 (for alkaline). Mercury batteries of this format, once common, have been banned in many countries due to their toxicity. The nine-volt PP3-size battery is commonly available in primary zinc-carbon and alkaline chemistry, in primary lithium iron disulfide and lithium manganese dioxide (sometimes designated CRV9 ), and in rechargeable form in nickel-cadmium (Ni–Cd), nickel-metal hydride (Ni–MH) and lithium-ion. This type is commonly used for many applications including household uses such as smoke and gas detectors, clocks, and toys. The PP3 has a rectangular prism shape with rounded edges and two polarized snap connectors on the top. ![]() Batteries of various sizes and capacities are manufactured a very common size is known as PP3, introduced for early transistor radios. Actual voltage measures 7.2 to 9.6 volts, depending on battery chemistry. The nine-volt battery, or 9-volt battery, is an electric battery that supplies a nominal voltage of 9 volts. Size comparison of batteries: D, C, AA, AAA, AAAA, PP3 (9-volt) ![]() To accompany the announcement of MedsScan and writing on behalf of the Medicine Safety Leadership Committee, Wendy Ewing explains why its time to move away from the term 'drug'. The year 2020 just so happens to coincide with the tenth anniversary of NEXT Canada. Medication safety We're medicine experts, why don't we refer to them as that? Introducing GRIT: A NEXT Canada Publication. GRIT celebrates country lifestyles of all kinds, while emphasizing the importance of community and stewardship. To celebrate International Women's Day (8 March 2023) Kate Woods (Gosford Hospital Central Coast Local Health District) explores the Gender Pay Gap and makes a compelling call for greater flexibility in the workplace and a sector wide gender-pay-gap audit. And then everything else in the garden follows. Patrick’s Day, they go into the ground sometime right around then. Recent articles and previous issues are available below.įeature This International Women's Day instead of having it all, it's time to share it all Heres the ongoing Grit City Magazine subscription youve been looking for Our latest issue sent to you every three months, no giant upfront payment. If we don’t get the potatoes planted on St. For members and by members, GRIT's content is now published and promoted via this website to promote greater collaboration and innovation, before moving to a new, dedicated digital home. In the early 1930s, it targeted small town and rural families with 14 pages plus a fiction supplement. Each bimonthly issue combines practical articles, product reviews, do-it-yourself building plans, beautiful photos, reader advice, humor and a healthy dose of fresh attitude to offer a complete guide to life beyond the city limits. First published in Williamsport in December, 1882 as part of the Daily Sun and. It carried the subtitle 'America's Greatest Family Newspaper'. Grit magazine has celebrated rural American lifestyles since 1882. For over a hundred years, Grit was rural Americas favorite weekly newspaper. Officially citable, from 2017 to 2021 Pharmacy GRIT appeared in quarterly printed and digital form, housing DrugScan (now MedsScan), Medication Safety and Case Reports, and complementing SHPA's flagship research journal the Journal of Pharmacy Practice and Research (JPPR). Grit is a magazine, formerly a weekly newspaper, popular in the rural U.S. Pharmacy Growth, Research, Innovation and Training ( Pharmacy GRIT) is SHPA’s member voice, providing a online magazine-style platform for publishing pharmacy research as well as feature articles and instructional papers to assist and inspire members. ![]() According to wikipedia, these include attributes such as “idealism, courage, and morality.” Unlike traditional heroes of film, literature, and myth, an anti-hero is any hero or lead character who lacks conventional heroic qualities. So, before we dive in further, let’s define an anti-hero first. Anderson directing Daniel Day-Lewis in his portrayal of the infamous anti-hero Daniel Plainview in There Will Be Blood. Let’s explore this new age of anti-anti-heroes. There are glimmers of a new dawn for the anti-anti-hero, a lead character full of altruism and good-naturedness. However, it’s worth noting that after years of getting darker and darker anti-heroes in film and television, there may be a new ray of hope for our leading characters. Maybe these questions will never have answers. Is this just the world we live in? Do we want our lead characters and blockbuster heroes to be objectively terrible people, or do we simply want them to be complex and reflective of society? And, for the most part, we as filmmakers and the consuming public have been eating it up. Why do we love heroes that we love to hate? The trend for some time now in film and television has been to tell the stories of complicated, compromised, and sometimes downright awful characters. Is this new age of anti-anti-heroes a real trend? Or is it just a lost mirage of a darker turn for those favorite heroes we love to hate? ![]() There are entire groups and in-game clubs of players who play Forza Horizon 4 just to go drifting. ![]() I bought three nissan cars, followed blogs, tutorials for built. I use some cars who drift great in dirt and something i notice that in drift those car can pick on even 3rd or 4th gear and you can start drifting right away. There is also the fact that drifting happens to be really fun in Forza games. Hey, Can somebody tell me the best drifting car in Forza horizon 4 I have Logitech g29 connected. Drifting is a great way to earn a lot of points in a short amount of time. Forza Horizon 4 is one of the best car racing games you can play in any gaming console. There is a “style points” system in place, and players can earn bonuses like in-game currency and cars when they accumulate points. When thinking about the gameplay mechanics in Horizon 4, it makes sense why drifting would be among the most popular in-game activities. Top 10 Most Driven Cars in Forza Horizon 4 | Playground Games That could be an indicator that players seem to enjoy drifting the most among everything you can do in Forza Horizon 4. As you can see, four out of the 10 vehicles on the list are drift cars. However, if you want to be efficient, it is recommended to buy a 2010 Nissan 370Z. We should also note that when they say “most driven,” they are referring to hours spent driving and not distance. It doesn’t matter if it’s a stock Nissan Pulsar or a fully upgraded GT-R Nismo either will work. This list comes straight from the Forza Horizon 4 developer team via Twitter. 2006 Formula Drift #43 Dodge Viper SRT10.With the new game set to release on November 9th, 2021, Playground Games (Horizon’s development team) is looking back on some notable player behavior in Forza Horizon 4. ![]() Additionally, its weekly “season” changes keep the game fresh by literally changing the environment.ĭespite being one of the top racing games for the last three years, Forza Horizon 4 will soon be eclipsed by the next game in the series, Forza Horizon 5. The developers even added several full expansions to the game, one of which was Lego-themed and even included playable Speed Champions cars like the Bugatti Chiron. Bone Shaker is one of the coolest cars in Forza Horizon 4 for the same reasons why it’s one of the most iconic Hot Wheels cars in the toy company’s history. Since its release in 2018, the game has earned fans worldwide due to its open-world format, seemingly endless in-game activities, and vast list of licensed vehicles including hypercars like the McLaren Senna, Koenigsegg Agera, and more. Forza Horizon 4 is lauded as one of the best racing games available on the market. Although MOG ON in older patients has some overlapping features consistent w/ non-arteritic anterior ischemic neuropathy (NAION) usually the differentiation can be made clinically or radiographically. Moderate to severe optic disc edema is a classic differentiating feature of MOG ON from MS and other forms of ON seen in up to 80% of patients. ![]() Complement deposition has also been seen in neuroimaging studies during acute attacks of MOG-Ab ON. Disease-causing MOG antibodies are IgG1, which are known to activate the classic complement pathway. MOG protein is found on the surface of oligodendrocytes and known to bind to C1q, IgG Ab’s, DC-SIGN, a c-type lectin receptor expressed on the surface of dendritic cells and macrophages, rubella virus, and nerve growth factor. In addition, human MOG-Ab’s isolated from patient serum do not bind to MOG proteins expressed in rodents, therefore an in vivo study of the pathogenic role of these proteins has not been completely established. The pathophysiology of MOG ON is incompletely understood and the precise mechanism of MOG-Ab remains ill defined. There was no association between MOG-Ab ON and other autoimmune disorders and MOG ON is not typically associated with oligoclonal bands, a test specific for MS. ![]() One study found that 50% of pregnant women with MOG-ab’s developed their first episode of MOG-ON during or shortly after pregnancy. Other studies have shown contradictory associations between sex and MOG ON. Children with MOG ADEM had up to an 80% chance of developing MOG ON in adolescence or adulthood in one study. In contrast to NMOSD which is more frequently seen in African and Asian ancestry. MOG ON can be seen in any age, any ethnicity, and in either gender. There is wide variability in the epidemiology, severity of acute vision loss, extraocular neurologic deficits, and prognosis seen in various different studies of MOG however. ![]() MOG related ON may be associated with certain HLA haplotypes. Children less than 9 years old who are positive for MOG-Antibodies (Ab) more frequently present with acute disseminated encephalomyelitis (ADEM) that may be relapsing or recurrent and may present with ON later in life. Although ON is the most common symptom in MOG-Ab seropositive disease it can present with acute disseminated encephalomyelitis, myelitis, or an NMOSD like presentation. ON in MOG however is often “atypical” and may be markedly steroid responsive, bilateral rather than unilateral, and may be associated with optic disc edema rather than a retrobulbar ON. Typical optic neuritis (ON) presents with acute, unilateral, onset of variable visual acuity/visual field loss, retrobulbar pain (worse with eye movement), loss of color vison, a relative afferent pupillary defect (RAPD), and a normal fundus exam (retrobulbar ON). Myelin Oligodendrocyte Glycoprotein (MOG) Optic Neuritis is an antibody mediated demyelinating disease of the central nervous system (CNS) that is a distinct entity from other demyelinating processes of the CNS such as Multiple Sclerosis (MS) or AQP4-Ab-associated neuromyelitis optica spectrum disorder (NMOSD). ![]() If not, wait for the wizard to initialize. If you think the wizard is taking too long to open, move or minimize Server Manager to find out whether the wizard is behind it. The Configure Remote Access wizard might open behind Server Manager. We'll also assign a static IP address pool for the issuance of IP addresses to connecting authorized VPN clients. In this section, we'll configure Remote Access to allow IKEv2 VPN connections and to deny connections from other VPN protocols. When the installation is complete, select Close. ![]() On the Confirm installation selections page, review your choices, then select Install. On the Select role service page, in Role services, select DirectAccess and VPN (RAS). On the Select features page, select Next. On the Select server roles page, in Roles, select Remote Access, then Next. ![]() Under Server Pool, select the local computer and select Next. On the Select destination server page, select Select a server from the server pool. On the Select Installation Type page, select Role-Based or feature-based installation and select Next. On the Before you begin page, select Next. On the Windows server, in Server Manager, select Manage and select Add Roles and Features to open the Add Roles and Features Wizard. To install Remote Access role by using Server Manager: | True | No | Success | RAS Connection Manager Administration Kit | | Success | Restart Needed | Exit Code | Feature Result | Open Windows PowerShell as Administrator.Įnter and run the following cmdlet: Install-WindowsFeature DirectAccess-VPN -IncludeManagementToolsĪfter installation completes, the following message appears in Windows PowerShell. To install Remote Access role by using Windows PowerShell: ![]() ![]() He had been raised in the Presbyterian church and taught Sunday school as a teenager. Martin outlines how the FBI sent agents to services of worship that established religious identity as synonymous with American citizenship the FBI worked with white evangelicals to promote Christian nationalism as the only form of religion that would protect the US during the cold war and the FBI policed other forms of religion, for example by persecuting King and aiming to discredit the civil rights movement. There were a number of things the FBI did out in front and they were heavily supported by the American public.” “But we never really considered: what about the other expressions of Christianity in America that saw the FBI as a saving grace? Because of the emphasis on surveillance in the FBI, we’ve been slow to recognise that there’s also a form of cooperation and partnership, that the FBI wasn’t doing everything cloak and dagger behind the scenes. “We imagine the FBI – I did when I began – as spying on Dorothy Day, Martin Luther King Jr, Fannie Lou Hamer and all these religious communities,” the 43-year-old says by phone from Stanford University in Palo Alto, California. Previous studies of Hoover and the FBI have rarely considered his faith or its influence on the nation, Martin argues. In an elegantly written book, The Gospel of J Edgar Hoover: How the FBI Aided and Abetted the Rise of White Christian Nationalism, he makes a persuasive case that Hoover was a white Christian nationalist and convenient ally for evangelicals, embedding race and religion in the foundations of the national security state – and allowing white supremacy to fester to this day. The FBI is tending in that direction.” Biographer Beverly Gage has called him “the 20th century’s single most effective foe of the American left”. President Harry Truman, alarmed by Hoover nosing into Americans’ sex lives, warned: “We want no Gestapo or secret police. He used the FBI’s extensive intelligence-gathering capabilities to monitor political dissidents, civil rights leaders and other groups he deemed a threat to national security. He was notorious for strong-arm tactics, political manipulation and disregard for civil liberties. The FBI headquarters on Pennsylvania Avenue in Washington is named after him, his desk has pride of place at the National Law Enforcement Museum and Leonardo DiCaprio played him in a biopic directed by Clint Eastwood.īut Hoover’s legacy has aged about as well as Gone With the Wind’s. Hoover was a workaholic who devoted his life to the agency. He took on mob bosses and organised crime, established a centralised fingerprint database and implemented scientific techniques such as forensic analysis. Dual Tanks separate clean and dirty water so you can easily fill, empty, and rinse.Hoover would serve as director of the Federal Bureau of Investigation (FBI) from 1924 until his death in 1972, spanning eight presidents (four Democrats, four Republicans) over nearly half a century.Multi-Purpose Pet Tool scrubs and lifts away the toughest messes.Compact size for easy and convenient storage.Lightweight design makes it easy to clean stairs, upholstery and more. ![]() Grab & Go portable spot cleaning to tackle accidents, spills, and pet messes without being tethered to a cord.From hard floors and carpets to upholstery, patios and more, there is a HOOVER® ONEPWR™ product to help you get a complete clean without being tethered to a cord. Spotless GO™ is part of the HOOVER® ONEPWR™ cordless cleaning system, an innovative family of cord-free, high-performance cleaning products that share the same powerful Lithium-Ion battery for cleaning in and around the home. Plus, its compact design makes it perfect to carry and store. Its Dual Tanks keep the clean and dirty water separate for an easy fill, empty, and rinse once the job is done. This spot cleaner easily lifts and removes stains by combining strong suction, cleaning tools, and the power of Hoover cleaning solutions. The HOOVER® ONEPWR™ Spotless GO™ spot cleaner provides lightweight portable convenience to tackle unexpected accidents, spills and pet messes without being tethered to a cord. ![]() Take a moment to look through our reviews below and let us know if you need any additional help selecting one of these models. Some of the models below are just basic portable car battery chargers while others offer extra features that you might need, like an air compressor and USB charging ports. We’ve taken the time to select out 10 favorite models on the market right now and compared them against each other to help you find the model that best needs your needs. If you want to see one of these things in action, check out the video below. Pretty easy, huh? Once the vehicle is running, you can turn off the portable unit and then disconnect the clamps (remember, positive first!). Once connected, turn the unit on and then go start your car. Once you know that it’s ready to give your car’s battery the boost, flip the vehicle’s hood and connect the clams from the portable battery charger just like with jumper cables. I find that they hold a charge for months, so it’s fine if you just toss it in the back of the car or truck and don’t check it for a few months at a time. Most of these devices have a button that you can press to see if it is fully charged, partially charged, or needs charging. Before you attach it to your vehicle, you’ll want to make sure that the unit has enough juice to give your car the charge that it needs. Using one of these is actually pretty similar to using jumper cables. 04:36 am GMT How To Use A Portable Jump Starter In The Box - GB40 UltraSafe Portable Lithium Car Battery Jump Starter Pack, Heavy-Duty Battery Clamps, 12-Volt Car Charger, Micro USB Charging Cable, Microfiber Storage Bag, User Guide, 1-Year.A rugged and water-resistant enclosure rated. Featuring high-discharge lithium technology for safe operation in any climate. Advanced Design - Our most advanced portable car battery jump starter ever.It's easily rechargeable from any powered USB port in 3 hours. Recharge smartphones, tablets, and other USB devices. Multi-Function - It's a car jump starter, portable power bank, and LED flashlight.Safely connect to any 12-volt automotive car battery with our mistake-proof design. UltraSafe - Safe and easy to use car battery jump starter pack without the worry of incorrect connections or sparks.Start Dead Batteries - Safely jump start a dead battery in seconds with this compact, yet powerful, 1000-amp portable lithium car battery jump starter pack - up to 20 jump starts on a single charge.I kept one of these portable jumpstarters in the trunk and I was always able to get the car started when it didn’t want to turn over.Įven if you’re driving around in a new vehicle, one of these is a great thing to keep on hand as part of a car emergency kit. The car drove fine, except when it didn’t want to start, which was about once a week. I first learned of these things about 8 years ago when I was driving a used Nissan 240SX that I got for $1000 off eBay. They don’t take up much space in your vehicle and they work pretty much like jumper cables – you just attach it to your car battery with the clamps and it gives your vehicle a jumpstart. If you’ve never used one of these, then let me tell you – they are pretty great to keep around, especially if you drive an older vehicle like I do.Ī portable jump starter is basically just a battery pack that you can use to give you vehicle a boost if the battery is dead. ![]() If you drive on mostly empty roads, or late at night, then you may have car trouble and be unable to find anyone to help you out.Īnd if your battery is the problem, then you are really out of luck – unless you have a portable jump starter in your trunk. We showed you how to use jumper cables to get that dead engine revving up again, but what if you can’t find another car to connect to? ![]() It would then depart from the area at maximum acceleration. The pilot would continue the climb, ever more steeply, until near a vertical position the aircraft would be rolled and turned, heading back in the direction from which it came. At a computer calculated point in the climb, the weapon would be released, with momentum carrying it upward and forward. Nearing the target point, the pilot would put the aircraft into a steep climb. Known as LABS-IP (Launch Atomic Bomb System - Inverted Position) it called for a high-speed low-level approach. Because the A-6 was a low-flying attack aircraft, an unusual method was developed for launching an atomic bomb, should that ever be required. ![]() The Intruder was equipped to carry and launch a nuclear bomb, although that capability was never utilized. Together, the BACE systems greatly reduced the Maintenance Man-Hours per Flight Hour, a key index of the cost and effort needed to keep military aircraft operating. This equipment was manufactured by Litton Industries. There were two levels, known as "Line BACE" to identify specific malfunctioning systems in the aircraft, while in the hangar or on the flight line and "Shop BACE", to exercise and analyze individual malfunctioning systems in the maintenance shop. These were known as Basic Automated Checkout Equipment, or BACE (pronounced "base"). Hence, the aircraft was provided with automatic diagnostic systems, some of the earliest computer-based analytic equipment developed for aircraft. It was felt that this could lead to extraordinary maintenance requirements, to identify and isolate equipment malfunctions. The Intruder was also equipped with the " Deceleron", a type of airbrake on the wings with two panels that open in opposite directions in this case, one panel goes up, while another goes down.įor its day, the Intruder had surprisingly sophisticated avionics (electronics systems), with a high degree of integration. A very similar wing would be put on pivots on Grumman's later supersonic swing-wing Grumman F-14 Tomcat, as well as similar landing gear. The wing was also designed to provide good maneuverability with a sizable bomb load. The A-6's wing was very efficient at subsonic speeds compared to supersonic fighters such as the McDonnell Douglas F-4 Phantom II, which are also limited to subsonic speeds when carrying a payload of bombs. The incorporation of an additional crew member with separate responsibilities, along with a unique cathode ray tube (CRT) display that provided a synthetic display of terrain ahead, enabled low-level attack in all weather conditions. The cockpit uses an unusual double pane windscreen and side-by-side seating arrangement in which the pilot sits in the left seat, while the bombardier/navigator sits to the right and slightly below. This feature was initially included on prototype aircraft, but was removed from the design during flight testing. The jet nozzles were originally designed to swivel downwards for shorter takeoffs and landings. He later played a lead role in the design of the Grumman F-14 Tomcat and the Lunar Excursion Module. The A-6's design team was led by Lawrence Mead, Jr. The prototype YA2F-1 made the Intruder's first flight on 19 April 1960. The company was awarded a contract for the development of the A2F-1 in February 1958. Navy announced the selection of Grumman on 2 January 1958. Following evaluation of the bids, the U.S. Proposals were submitted by Bell, Boeing, Douglas, Grumman, Lockheed, Martin, North American, and Vought. It released a request for proposals (RFP) in February 1957. Navy published an operational requirement document for it in October 1956. YA2F-1 showing the original tilting tailpipesįollowing the good showing of the propeller-driven AD-6/7 Skyraider in the Korean War, the United States Navy issued preliminary requirements in 1955 for an all-weather carrier-based attack aircraft. |