![]() ![]() Anthony, Saint Paul, Shoreview, Spring Lake Park, Vadnais Heights, White Bear LakeĮlko New Market, Prior Lake, Savage, Shakopee, Northfield, Robbinsdale, Rockford, Rogers, St. PaulĪrden Hills, Blaine, Falcon Heights, Lauderdale, Little Canada, Maplewood, Mounds View, New Brighton, North Oaks, North St. If you change your mind later, wishing you had built a pond, that is ok! If you leave enough room around the base of the waterfall, it is easy to add a pond onto an Aquascape Pondless® Waterfall.īloomington, Brooklyn Center, Brooklyn Park, Champlin, Chanhassen, Corcoran, Crystal, Dayton, Deephaven, Eden Prairie, Edina, Excelsior, Golden Valley, Greenfield, Greenwood, Hanover, Hopkins, Independence, Long Lake, Loretto, Maple Grove, Maple Plain, Medicine Lake, Medina, Minneapolis, Minnetonka Beach, Minnetonka, Minnetrista, Mound, New Hope, Orono, Osseo, Plymouth, Independence, Inver Grove Heights, Lakeville, Lilydale, Mendota Heights, Mendota, New Trier, Rosemount, South St. Perhaps the best part of the Aquascape Pondless® Waterfall is the possibility for the future. Filling the reservoir every few weeks to compensate for water loss because of evaporation is all that’s required.įlexibility. Taking care of your Aquascape Pondless® Waterfall is easy. ![]() The ability to create a small or large Aquascape Pondless® Waterfall means you can build and enjoy a beautiful waterfall anywhere in your yard. Because you are not dealing with an established ecosystem, it is not necessary to run the pump 24/7. In most cases, the price of an Aquascape Pondless® Waterfall will be less than a pond, because there is less labor involved, as well as less rock and materials. Cost can be a big factor when considering the type of water garden you want to build. Because there is no pool of water, an Aquascape Pondless® Waterfall is a great option if you are concerned about safety issues associated with a traditional pond.Ĭost. ![]()
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![]() ![]() Pre-compliance is a low-risk, cost-effective method to ensure your device under test (DUT) will pass final compliance testing. Immunity- The property of a receiver or any other equipment or system which enables it to reject a radio disturbance.Radiation- The emissions of energy in the form of electromagnetic waves.Anechoic Chamber – A shielded room, designed to absorb sounds or electromagnetic waves and reduce reflections from all internal surfaces.LISN – Line Impedance Stabilization Networks - The LISN is important because it isolates power mains from the DUT, which needs to have as clean a signal as possible.CISPR- International Special Committee on Radio Interference which sets standards to supervise electromagnetic interference in electrical and electronic devices.Conducted Interference- Interference resulting from conducted radio noise or unwanted signals entering a transducer (receiver) by direct coupling (via cables).Radiated Interference- Interference as a result from radio noise or unwanted signals over the air not through a physical medium.Susceptibility- The characteristic of electronic equipment that permits undesirable responses when subjected to electromagnetic energy.EMI can cause undesired interference with neighboring devices if not properly accounted for during design and test. Emission – the actual phenomena, or emissions tested during pre-compliance measurements.EMC – Electromagnetic compatibility- the "umbrella term" for the unintentional generation, or propagation, of electromagnetic energy from a device.In this section, you will learn some of the relevant terminology applicable to EMI pre-compliance measurements. To understand EMI pre-compliance and how to perform the tests, it is helpful to know the key terms associated with it. For a more detailed explanation, check out the material under the Suggested Reading section below. The following information gives you a snapshot of everything you need to know about making EMC tests in your own environment known as EMC pre-compliance testing. It is critical to perform EMC tests to ensure your device passes before the formal test-house certification. These delays affect your production cost and the product’s ability to enter the marketplace. If your product does not pass compliance testing, you not only have to rework your design but it will also impact your product development schedule. The final stage of compliance testing is usually expensive. If your device does not pass the federally-mandated compliance tests, you cannot sell your product. When performing pre-compliance tests, you are concerned about testing for EMI, which is the actual electromagnetic phenomena - or emissions - coming from your device.Īll products, from your laptop to your smartphone, have to pass compliance tests at a certified test-house. Passing the EMI tests demonstrates that your device's EMI emissions meet acceptable levels and conform to appropriate regulatory standards.ĮMI falls under the umbrella term “EMC” which represents electromagnetic compatibility. All electronic devices must pass electromagnetic interference (EMI) compliance tests at a certified in-house test facility. CDRH has been investigating incidents of device electromagnetic interference and working on solutions (e.g., the 1979 draft EMC standard for medical devices), since the late 1960s, when there was concern for electromagnetic interference with cardiac pacemakers.With any product development, you first want to test the device to validate that it performs as expected. Extensive laboratory testing by CDRH, and others, has revealed that many devices can be susceptible to problems caused by electromagnetic interference. CDRH has been at the forefront of examining medical device electromagnetic interference and providing solutions. The FDA’s Center for Devices and Radiological Health (CDRH) has regulatory authority over several thousands of different kinds of medical devices, with thousands of manufacturers and variations of devices. Electromagnetic interference problems with medical devices can be very complex, not only from the technical standpoint but also from the view of public health issues and solutions. The different forms of electromagnetic energy that can cause electromagnetic interference are conducted, radiated, and electrostatic discharge. A medical device can be vulnerable to electromagnetic interference if the levels of electromagnetic energy in its environment exceed the electromagnetic immunity (resistance) to which the device was designed and tested. Electromagnetic compatibility, means a medical device is compatible with (no interference is caused by) its electromagnetic environment and it does not emit levels of electromagnetic energy that cause electromagnetic interference in other devices in the vicinity. ![]() ![]() The main function of any apple peeler is to separate the skin from the fruit as efficiently as possible. Stainless steel is the most popular option, since it resists rusting and often has a chrome layer that does not react with food. The blades should be made from a food-safe metal that holds an edge well. Some economy models are molded from food-grade plastic, which should be BPA-free. It is not unusual to find manual peelers made from lighter metals, such as aluminum or magnesium, however. Our top pick is the Spiralizer Apple/Potato Peeler and Corer, a combination model that works on a wide variety of foods and even includes a spiralizer blade.Ĭonsiderations when choosing apple peelersīecause an apple peeler will most likely be in service for a long time, many manufacturers use enamel-coated cast iron or similarly durable materials for the peeler’s main components. If you are in the market for a new apple peeler, read this helpful shopping guide. Hand-powered peelers, corers, and slicers are easily portable, but automatic peelers take less skill to operate and are handy for prepping fruits and vegetables in bulk. When shopping for an apple peeler, you’ll come across both manual and automatic models. Some models can also process other fruits and vegetables, such as potatoes, cucumbers, and pears. ![]() ![]() A good apple peeler not only removes the skin but also may be able to core and slice the fruit as well. Fortunately, there are kitchen gadgets available that will make the job go much faster. Using a traditional manual vegetable peeler can be a time-consuming process, especially for those with limited hand strength. While the skin of an apple is packed with nutrients and fiber, it is not a popular ingredient in apple-based recipes and usually must be removed. ![]() ![]() This page is Recommended Books These books mention my web site. My Ko-fi page is here Click here to donate via paypal, and Thank you for the support More References Sculpting text with regex, grep, sed, awk, emacs and vim - MattMight It’s name is short for Global Regular Expression Pattern Grep: Search a Log File for Errors Grep is a good tool to use when you need to search for a text pattern in a file. Thanks to "Jesse Silverman" for some corrections. Grep is a Linux utility used to find lines of text in files or input streams using regular expressions. You can link to it, and print out personal copies of the tutorials, but you cannot re-distribute them to others without permission from me. Put them together with an at sign between and you can reach me.Īn example might be or - notice the spambait.Īll of the tutorials in this directory are protected by copyright.Īll rights are reserved. Therefore I'll give you my e-mail address in longhand form. I'd give you my e-mail address, but frankly I think spammers should rot in hell. Over the years I strive to make the pages compliant with the But I have been keeping them up to date the best I can. Most of these tutorials were written from 1989 - to 1995 for The Sun Here's the directory containing all of my scripts Tom Christiansen's essay on C-Shell programming. ![]()
![]() ![]() Last but not least, you have to look for the features in a product. There are many elegant designs that will go well with your room, bedside table, or mantle. Sony has this cube-shaped display that is sleek and portable so that will help.Īs for larger clocks, they are suitable only to be used and left at home. If you’re moving or travelling with it, smaller alarm clocks are the better choice. Are you more used to larger or smaller displays? Is the font just right and pleasant to glance at? Size is another factor to consider in terms of the dimensions and the display. But tapping a few times to make it pop up again is time-consuming and distracting. In some wood-grain alarm clocks, the time display goes out every few seconds which can save the battery. Being easy to use means you can set the alarm, time, date or other features on it without difficulty. This goes hand-in-hand with being comfortable with the clock. But be careful in doing so that it won’t come as a shock to your ears and neighbours. Look for ones where you can adjust the brightness or volume levels. It all comes down to what alarm clock you’re comfortable with. But the lights can have too much of a glare at night, and that might prevent you from sleeping well. ![]() Pricier digital models have more functions than the traditional ones - like you can play the radio or talk show as an alarm instead. Only drawback is that the alarm can sound a hundred decibels when it goes off, and that is really disturbing. The great thing about analogue clocks is that they are travel friendly, and do not need a plug to function. You will find a great variety of shapes and sizes with different features.
![]() Matter is made up of very small parts called atoms. Textbook content produced by OpenStax is licensed under a Creative Commons Attribution License. We recommend using aĪuthors: Paul Flowers, Klaus Theopold, Richard Langley, William R. ![]() Use the information below to generate a citation. ![]() Then you must include on every digital page view the following attribution: If you are redistributing all or part of this book in a digital format, Then you must include on every physical page the following attribution: If you are redistributing all or part of this book in a print format, Want to cite, share, or modify this book? This book uses the Example 21.4 shows how we can identify a nuclide by balancing the nuclear reaction. For instance, we could determine that 8 17 O 8 17 O is a product of the nuclear reaction of 7 14 N 7 14 N and 2 4 He 2 4 He if we knew that a proton, 1 1 H, 1 1 H, was one of the two products. If the atomic number and the mass number of all but one of the particles in a nuclear reaction are known, we can identify the particle by balancing the reaction. The sum of the charges of the reactants equals the sum of the charges of the products.The sum of the mass numbers of the reactants equals the sum of the mass numbers of the products.Nuclear reactions also follow conservation laws, and they are balanced in two ways: A balanced nuclear reaction equation indicates that there is a rearrangement during a nuclear reaction, but of nucleons (subatomic particles within the atoms’ nuclei) rather than atoms. Balancing Nuclear ReactionsĪ balanced chemical reaction equation reflects the fact that during a chemical reaction, bonds break and form, and atoms are rearranged, but the total numbers of atoms of each element are conserved and do not change. Due to the much larger energy differences between nuclear energy shells, gamma rays emanating from a nucleus have energies that are typically millions of times larger than electromagnetic radiation emanating from electronic transitions. Gamma rays are a type of high energy electromagnetic radiation produced when a nucleus undergoes a transition from a higher to a lower energy state, similar to how a photon is produced by an electronic transition from a higher to a lower energy level. −1 0 e + +1 0 e ⟶ γ + γ −1 0 e + +1 0 e ⟶ γ + γĪs seen in the chapter discussing light and electromagnetic radiation, gamma rays compose short wavelength, high-energy electromagnetic radiation and are (much) more energetic than better-known X-rays that can behave as particles in the wave-particle duality sense. This works because, in general, the ion charge is not important in the balancing of nuclear equations. For example, an alpha particle is a helium nucleus (He) with a charge of +2 and a mass number of 4, so it is symbolized 2 4 He. ![]() The subscripts and superscripts are necessary for balancing nuclear equations, but are usually optional in other circumstances. Positrons ( +1 0 e, ( +1 0 e, also represented by the symbol +1 0 β ) +1 0 β ) are positively charged electrons (“anti-electrons”). Beta particles ( −1 0 β, ( −1 0 β, also represented by the symbol −1 0 e ) −1 0 e ) are high-energy electrons, and gamma rays are photons of very high-energy electromagnetic radiation. Alpha particles ( 2 4 He, ( 2 4 He, also represented by the symbol 2 4 α ) 2 4 α ) are high-energy helium nuclei. Protons ( 1 1 p, ( 1 1 p, also represented by the symbol 1 1 H ) 1 1 H ) and neutrons ( 0 1 n ) ( 0 1 n ) are the constituents of atomic nuclei, and have been described previously. ![]() The most common are protons, neutrons, alpha particles, beta particles, positrons, and gamma rays, as shown in Figure 21.4. Many entities can be involved in nuclear reactions. To describe a nuclear reaction, we use an equation that identifies the nuclides involved in the reaction, their mass numbers and atomic numbers, and the other particles involved in the reaction. ![]() ![]() She was cast alongside Rudy Vallée on his show The Fleischmann's Yeast Hour however, she sued Vallée in 1945 for $19,500 in damages over claims he reneged on an "oral agreement" that he would hire her for 39 appearances on his show at $500 weekly. Horowitz on Life with Luigi Helen Wilson on Amos 'n' Andy and an Italian housekeeper on The Jimmy Durante Show. Other radio work included waitress Dreamboat Mulvany on Arthur's Place Mrs. ![]() Intended as a one-time appearance, they began recurring roles in the 1945–46 season, and in early 1947, Berner and Benaderet momentarily took over the actual NBC switchboards in Hollywood for publicity photos. On The Jack Benny Program, she voiced one-time parts before joining the principal cast as the recurring characters of Jack Benny's girlfriend Gladys Zybisco, and wisecracking telephone operator Mabel Flapsaddle, who gossiped about Benny with her cohort Gertrude Gearshift ( Bea Benaderet), while Benny waited impatiently on the other end of the line for them to connect his call. Career Radio Īfter the Major Bowes tour ended, Berner began working in network radio in Hollywood, with recurring roles on Fibber McGee & Molly and The George Burns and Gracie Allen Show. Beginning in 1937, Berner toured the country as part of Bowes' sixteen-member "all-girl unit" of vaudeville acts over the next four years, and created a gimmick of a fired saleslady who performed imitations of celebrities such as Mae West and Katharine Hepburn. She sneaked out during a shift to audition for Major Edward Bowes' amateur hour, and was hired the next day. She worked in a Broadway millinery in the meantime, and studied dialect by observing customers' Brooklyn accents. Bryan) thereafter on a local radio station, then returned to New York City in hopes of pursuing a show-business career. Berner hosted her own fifteen-minute program (written by Arthur Q. She and her family then moved to Philadelphia, Pennsylvania, where she worked in a Wanamaker's department store until she was fired for mimicking a customer. īerner performed in an adaptation of Abie's Irish Rose after graduation, and she studied drama for two years at the University of Tulsa. ![]() She became interested in performing after watching silent movies and vaudeville shows at a theater and then imitating scenes in front of the women's restroom attendant. She was the oldest of four children, and her family relocated to Tulsa, Oklahoma when she was a teenager. She starred in her own radio show on NBC, Sara's Private Caper, and was best known as telephone operator Mabel Flapsaddle on The Jack Benny Program.Ĭolumnist Erskine Johnson described Berner in 1944 as "the most famous voice in Hollywood." Early life and career īorn Lillian Ann Herdan in 1912 in Albany, New York, she adopted her stage name by combining her mother's first name (Sarah) and her maiden name of Berner. Known for her expertise in dialect and characterization, she began her career as a performer in vaudeville before becoming a voice actress for radio and animated shorts. Sara Berner (born Lillian Ann Herdan Janu– December 19, 1969) was an American actress. ![]() ![]() Their offense has a Hall of Fame receiver core with Mike Evans and Julio Jones, alongside potentially the greatest quarterback of all time, Tom Brady. The Bucs are going into a year filled to the brim with veteran talent. Tampa Bay Buccaneers vs San Francisco 49ers Despite this, though, their 4th ranked passing offense will have a hay day against opponents this season. While the offense is high flying, the defense is a bit more rough, coming in 9th the previous season. Some of these crucial additions have been wide receiver Juju Smith-Schuster from the Pittsburgh Steelers and rookie wide receiver, Skyy Moore, out of Western Michigan. While the team has lost their star wide receiver, Tyreek Hill, they’ve worked hard to bring in talent to balance out the loss. The Chiefs are hoping to climb their way back to glory this season as they try to repeat the success they had in their 2020 season. All of these factors lead to a Bills team that is primed for the playoffs. On the defensive side, the Bills have been stellar, finishing the 2021 season as the top defense in the league. To top off the already explosive offense, the Bills added rookie James Cook to add more talent at running back. ![]() Last year, he threw for 4407 yards and 36 touchdowns, which helped the Bills lead the 2021 season in points. Buffalo’s starting quarterback, Josh Allen, is going into his fifth year firing on all cylinders. Over the past couple of years, the Buffalo Bills have managed to put together a team filled with young talent and hardy veterans. While a lot of people focus on the Super Bowl itself, I want to put more emphasis on the Divisional Championships because they offer a broader view and give more context to my Super Bowl prediction. The big question that looms over every football fan is who will win it all? Will it be one of the dominant teams from the preseason? Or maybe we’ll see an underdog rise to the top and prove everyone wrong. ![]() Upsets, blowouts, breakouts, injuries and more will mold all 32 teams into a gripping storyline that will take hold over the U.S. It’s that time of year again! From now until February, football fans will be graced with all the chaos of the NFL season. ![]() ![]() ![]() Each invoice template has a column for item number, description, price, quantity, total, subtotal, taxes, shipping/handling, and total due.Ģ5-30. These are all essentially the same in function, but you can choose which style and format appeal to you the most. It provides readers with 19 free Excel invoice templates. Hloom is a website that offers free resume and Microsoft office templates. It also offers a free billing invoice template that includes quantity and unit price.Ħ-24. Its free Excel simple invoice template has sections for an item description, amount, subtotal, tax, shipping & handling, and total due. Smartsheet has a few simple invoice choices as well. Another option from Microsoft is the free simple invoice with tax calculation that allows you to change the tax rate charged for goods or services.Ĥ-5. There is also a free basic invoice with unit price from Microsoft that includes columns for quantity and unit price, with automatic calculations. This is about as simple as you can get, with areas to enter your business info at the top and then a description and amount due on the invoice. Microsoft Office offers a free basic invoice template for Excel. You might want an invoice that just lists an item and an amount due, or that includes a few other features. ![]() If your business aims for simplicity in its billing, there are plenty of free Excel invoice templates that can help. If your business needs to bill clients and keep records, these invoice templates can help. If you don’t find what you need in this list or run into any trouble with formatting, Excel Chat is always standing by to help. Even better, you can quickly convert them to a PDF to send to your clients. These invoice templates are compatible with just about every version of Excel unless otherwise stated. These templates also allow you to adjust the tax rates or make other changes to suit your business needs. Once you’ve found a template that meets your needs, you can customize the design by inserting a logo or choosing different colors. We’ve put together a fairly exhaustive list of 57 free Excel invoice templates that you can download and use for just about any purpose. If you’re looking for free Excel invoice templates, you’ve come to the right place. And because the calculations are automatic, Excel invoices are much simpler to use and more accurate than the ones you’ll get from Word. Whatever the size or nature of your business, it’s likely that you’ll be able to benefit from the functionality and streamlined design of these different invoices. There are a ton of Excel invoice templates available that allow you to produce professional, customized invoices that you can modify to suit your various services and clients. While you could create an invoice template from scratch in Excel, it might not make sense to reinvent something that you can get for free. Whether your business is in consulting, sales, construction, or freelancing, invoices are an essential tool for accurate record keeping, meeting your bottom line, and communicating with clients. While some people get paid automatically, others need to request payment by sending out a bill. If you’re looking to strengthen your bookkeeping strategy with powerful accounting software, try it for free today.These free Excel invoice templates will allow you to request payment for your services. It’s a great resource and the simplest way to keep your business invoices organized. It also is great to have that business information readily available when it’s time to file taxes.Īn Excel template for your invoicing is particularly useful when you’re billing for a long list of business services since it is equipped with powerful calculating tools. Having this information documented is useful in charting the growth of your company. Invoices are great for your business to have on file so that you can keep track of each account payment and where your money is coming from. A good, simple invoice lets your clients know what charges have been made and will include how much they owe you. ![]() First and foremost, these invoices can be used to bill your clients for the hard work that you and your business have done. A well-written Microsoft Excel invoice serves a few purposes. ![]() ![]() There is a relatively easy-to-understand set of options to choose from during setup. Microsoft Edge still makes handling security and privacy much easier for users from the moment they install the browser. I’m still giving this category to Google Chrome at present, but for a lot of users, there isn’t a meaningful difference between the two. ![]() While there have been definite improvements to the Microsoft Edge Add-ons page over the months I’ve been using it as my primary browser, there is no question that the Chrome Web Store remains the more robust of the two with a considerable advantage when it comes to quantity.Įdge users aren’t missing out on these extensions, but you will run into the occasional incompatibility and it is irrefutably less convenient than just adding to Chrome from the Chrome Web Store. ![]() Fortunately for those who do want something that is only available in the Chrome Web Store, downloading and adding them to Microsoft Edge is simple: simply toggle “Allow extensions from other stores” on the Edge Extensions page. The Microsoft Store’s collection of extensions continues to grow to a point where most users probably won’t need to add Chrome extensions as well. While the move to Chromium delivered a lot of things to Edge, one of the most crucial for power users was support for extensions. I then viewed the relevant app’s CPU and memory usage in Windows 10’s Task Manager to measure the impact. I loaded the same collection of four tabs on each browser: the Laptop Mag home page, a running 1080p YouTube video, Twitter and Google Docs. In my months of sticking with Edge as my primary browser I have definitely pushed it to its limits and bogged my laptop down with it at times, but that’s attributable to my own bad habits of loading far too many windows and tabs at once.Īgain, prior to each test I restarted my laptop and made sure that no other applications were running. Even Chrome’s most ardent fan would concede that it can be a resource hog, but Google has thrown a lot of attention at this problem over the last year. Next, I took a look at the system impact that each of these browsers had on my laptop. I’m going to give the win in this category to Microsoft Edge, but it remains close enough that I wouldn’t make a determination on this factor alone. Google Chrome finished with a 73, winning four of the six categories, but not by enough. Microsoft Edge claimed the win by a reasonably narrow margin with a total score of 76, based largely on a much stronger performance in the Encrypt Notes and OCR Scan test. ![]() Before testing each browser, I restarted my laptop and ensured nothing else was running to get as close as possible to identical conditions. ![]() |
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