But the difference between the tension loss of 21% and 13% isn’t 8% but -38%; that is, (21 - 13) ÷ 21. $23,076. 5% of total energy. I'm enjoying the "journey of discovery" in trying new strings, but it's getting a bit expensive to buy single packets all the time. Comparing institutions allows users to select two institutions at a time to check against the entire current common course matrix. Apparently, Tennis Warehouse has really good database resource with all sorts of information on all the brands of tennis strings. Share. 75. The test will pass as the expected JSON string, and the actual JSON string are the same. The longer time may decrease the energy return of the ball 1-2 percent but does not noticeably affect the stringbed energy return. Choose string you want to find similars for from the drop-down menu. 23. 99. But always interested to explore what others find to work for them. NOTE: Program status determinations. What's new. . 28 / 38 = 73. If you put a powerful poly in the mains, then it's just a waste IMO. This means it checks both the value and the type, ensuring a more accurate comparison. Spin Potential Tool. Plow through These are measurements and calculations of what the racquet actual does, not just what. 2,040. Measure distance from end of the handle to the bottom of the top string (or whatever string you hang from). 20) 5. Control. -Poly / Murli Hybrid: if you prefer the feel/control of poly on the mains, something like Tecnifibre Multifeel cross will up the power without making the string bed too soft. Differences between rackets are all shown as the percentage difference of racket 2 to racket 1. Members. Thread starter Sublime; Start date Dec 5, 2008; S. 23, Tecnifibre Black Code 4S 17, Solinco Revolution 16L, and Y-Tex Quadro-Twist 16L are good. twu. According to RSI, the top three are (in this order): Pro Hurricane 18, Promix 17, Sonic Pro 17. 30 mm for Silver Tour 7, so I included tour Bite 16 as a comparison. Click link. Hey there! Does anybody know, how TWU tests strings for tension maintenance and friction. Suppose s1 and s2 are two String objects. Power 8. Compare and String. I started off with FireWire/atomos @51lbs not too bad. Found 36 words containing twu. so looking at the TWU string database I'm trying for a stiffness of around 190 lb. The impact angle is a result of the angle and speed of the racquet and ball and the racquet tilt. It's primarily string-to-string friction. On the other hand, if the string stiffness is one half that of the ball, then 66. 5. tennis-warehouse. The string Compare method can be used to see if two strings are the same or which string is greater in terms of ASCII value. Speed: 58. ABSTRACT. Enter two strings to be compared, then click on the "Submit" button. The strings will lose 5% of its 50%, returning 47. Learn more about TeamsTWU Twistweights; Adidas: Barricade: 13. Even 1 millimeter will affect the results. TW Staff. Be careful. Power potential tells you how effectively all the racquet's other properties — weight, balance, swingweight, flex, headsize, string pattern, construction, materials, design, and strings — combine to hit the ball with the greatest velocity, comfort, and control. Every new technology or design claims to enhance performance more than. It is the swingweight that more than makes up the difference to result in higher power potential. Balls were fired at incident angles from 10-90 degrees to the surface and the rebound spin and speeds were recorded. 1: RS: RS Lyon 17L (1. ] equals method will work only for comparisons among the same collections [ array, string, objects etc. Spin and String Stiffness. C. This fee supports academic programs on each campus. com. Case 4. Compare 3 from $175. Compare Strings Tool Choose String 1 Choose String 2 Instructions Choose the two strings you want to compare. When comparing the spin potential (as listed by the TWU lab review), I found the following stats on the various Solinco Hyper-G gauge sizes: 16: 7. This is harsh but true. Input the specs of your current racquet. Join Our Mailing List. It's primarily string-to-string friction. This racquet was chosen because the large "string ports" on the periphery of the frame allowed easy addition of weights by bolting 100 gram lab weights to the 3 and 9 o'clock and 1 and 11 o'clock positions as shown in Figure 1. Tar Heel Tennis Professional. Thread starter Frankauc; Start date Feb 11, 2010; F. . Normal Lynx is a really good string! I am very curious to see how lynx tour does for me! Reactions: ZeroandOne, gutfeeling and SinneGOAT. 1. Where F t is the instantaneous traction ground reaction force, F n the normal or vertical ground reaction force, and COT is the coefficient. out. For more information, see Background. TWBB-O-LH Blackbird Folk Left-Handed. 8 out of 10. 30, 17/1. 8). Main Differences: Again the biggest difference between the 2023 and 2021 versions is the weight, with the 2023 version having a slightly lighter strung weight (315g vs 318g), and a significantly lighter swing weight (338 vs 324). These include power potential, sweet zone size, and vibration frequency. The rubber-surface paddle produced twice the spin of the non-rubber paddle and about 14% more velocity. These include NXT, explosiv, synthetic gut original & PSGDF, gamma. Click on the thick cell borders to zoom in and zoom out. I am talking the same string in different gauges. racket name: Sqin, flex , string pattern , Stat 4, stat 5. equalsIgnoreCase() method compares two strings irrespective of the case (lower or upper) of the string. Explains how each tennis racquet spec (e. Crawford Lindsey, Tennis Warehouse, San Luis Obispo, CA. The strings will return 95% of that, or 63. setup (-90%). Most of the time the angle of impact will be "falling" (even if you are hitting the ball on the rise). the results were the same. Is there a policy of requesting some be added?When you call a string comparison method such as String. 0 - if the strings are equal; positive integer - if the first string comes after the second string in the alphabetical order; negative integer - if the first string comes before the second string in the alphabetical orderInsight by those who have used either or both. Final weight must always be greater than beginning weight. 8. #5. But the tool calculates their differences quite differently. 1: Signum Pro: Tornado 16: 5. The Tennis Warehouse University Professor has been very busy creating other website tools. For example, let's say I am comparing two different full bed solutions, one 16g and one 19g. For a given string installed in both the mains and crosses, spin potential is the ratio of the string-to-ball stickiness divided by the string-to-string. Spin increased for the setup at 60 lb. I have just looked up a couple of strings I use or have used on TWU comparison tool, and it seems that I am wrong. Compare the result with the Skip empty cells option off and on: How to set a custom separator when combining and merging cells. Two easy tips to avoid arm problems and to get more out of your string setup. The ball will get 33. The String Comparison Tool compares any two strings on all the important properties that determine performance: material, stiffness, tension loss, energy return. The PA 98 has an RA of 65 while the Aero VS Is 67. In our programming world, we call it lexicographic order -based searching. 18 (only around 5%. This latter is essential to control. 9%. To find out, a table tennis rubber was secured with double-sided tape to the hitting face of a pickleball paddle. I am particularly interested in comparisons between strings that have been specifically engineered for superior playability duration e. Collaborate outside of code. In general, both equals () and “==” operators in Java are used to compare objects to check equality, but here are some of the differences between the two: The main difference between the . 35) 5. 9. New posts Search forums. 1: Poly Star: Strike 16 (1. The comparison parameters include both statically and dynamically measured performance variables. LYNX TOUR. Gently swinging racquet through about 15-20 degree angle. The Music Education Strings EC-12 - BA Program prepares graduates for professional examination and licensure in Texas. Shoes were all right-foot, men's, size 9. Table 6. So more energy goes into the ball and more is lost. == will work only for comparisions among the same non-collections [ integers, characters etc. equals () method and == operator is that one is a method, and the other is the operator. Case 5. 2 Kudos. This will give you an set of strings that may be candidates for crosses, i. Members. It returns false if the strings are different and true, if they’re the same. Search titles only By: Search Advanced search…In TWU string compare tool it allmost seem like 2 different strings. The TWU string database shows that the stiffness of 4G far exceeds the ALU. Forums. Object Equals Method. Write better code with AI. Though contrary to intuition, simply altering speeds changes the impact angle. 5 you probably won't really notice the difference as fast as players who re-string every ~10 hours with co-poly. Balls were aimed at the center of the stringbed where the pattern of interest was located. The TWU prof says string power is a combination of stiffness and energy return, where stiffness may actually be the more important number. So. The TWU tests are preformed at considerably higher energies. 6% of the energy will go into the strings. The Compare() method returns:. SinneGOAT. "abc" == new String("abc") // true "abc" === new String("abc") // falseDefinition and Usage. Its also very slippery which you can find in the TWU string database, so very good snap back. For more information, see Best Practices for Using Strings. 34-40)The answers are provided in Figures 6-8 which display the side by side comparisons of the gross and detailed data fits for swingweight (Fig. P. But there is, of course, a big downside. TWU proffesor. Thread starter newyorkstadium; Start date Jan 7, 2013; N. Results will appear in the last column of the top table. Use the transfer guides to track your progress to graduation. <object width="351" height="496" classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="<param name="src" value. I have hundreds of fields to compare from various sources (mostly strings). 1 18: 7. 18 (only around 5%. Compare Racquets; Power; Sweet Zone Size; Plow-through; Shot Speed; Hittingweight; Racquet Contribution; Shot Trajectory; Vibration; Experiments. 75. Looking for list(s) of polys based on string characteristics. 17, 49%, 182. The impact speed is defined as the combined speed of the racquet and ball just prior to collision. The == operator checks if the two strings are exactly the same object. It's listed at. XLTools Combine Data add-in allows you to set any delimiter between values in a combined text string: Comma, Comma and space,String Comparison in Python. Open string pattern for more ball embedding and friction. Solinco Tour Bite (gauge, tension loss, stiffness) 15L, 24%, 239. To determine if TWU meets the educational requirements for professional licensure and/or certification in other states, students may review the information on this page. Note that softness is not the same as elasticity. See above example for character comparison. S2S is more of a factor for spin. TWU researchers say that a string’s stiffness is its most important spec because it significantly determines other essential qualities like tension loss, energy return, comfort, and control. 3 S7T is pretty thin, in fact when compared to the 1. You can use the sameas test to make strict comparisions, and avoid type juggling matters. 5. Distance: 68. Balls were fired at incident angles from 10-90 degrees to the surface and the rebound spin and speeds were recorded. 0. This is a known bug in hive. Jun 12, 2013 #51I'd like to put together an Excel tool for comparing comfort, spin potential etc of variable racket / string / tension setups. Plow through These are measurements and calculations. 1: Volkl: V-Pro 17: 5. Closed string pattern for more surface contact and friction. The interactive TWU Racquet Performance Analysis Tool compares the shot performance of every racquet to every other in 9 areas--shot 1. There are 3 methods of comparison: vbBinaryCompare – compares two strings binary (case-sensitive);. There is even a tool where you can compare two strings. For something thinner but not too thin, Wilson Revolve 17, Gamma IO 1. Update Effective July 31, 2023: The Bachelor of Arts in Music (EC-12 Music Certification, Strings Emphasis) track has been reclassified as a Bachelor of Music (EC-12 Music Certification, Strings Emphasis) track. Use the numbers only a guides in you want a semi slippery main and a real slippery cross. June 20, 2020. TWU Racket trajectory comparison. In my case the normal rounded Luxilon Alu is worse for the gut than the Alu Rough, it saws the gut quickly. Manage code changes. Input the specs of your current racquet. the unique 6-edge design of this co-polyester will provide the ultimate. Actual sales may not have occurred at this price. String Equals Ignore Case. The relative motion is determined by the ball's incident spin, speed and angle and the swing speed, angle, and tilt of the racquet. 1 and I had some similar unexpected behavior. I've used. . Holliman; Apr 3, 2017; 74 75 76. However, to take a mistake (or handful of mistakes) and state: "The compare strings tool is useless. Welcome to the Tennis Warehouse Learning Center. Jan 29, 2021. Method 3. The dynamic specs are measured during the impact between a ball and racquet. In TypeScript, as in JavaScript, the strict equality ( ===) operator is used to compare two values for equality without type coercion. com. TWU delineates 3 sweet zones: 20%, 30% and 40%, but for comparison purposes we report the 30% area. Top 10 most visited strings (Nov 06 - Nov 12) 1. For example the "Energy Return" for Lux 4G 16L is 91 and VS 16 is 95. The cross string provides the feel and the S2S friction for spin. Codespaces. 25) = 28 Solinco Revolution 16 = 47 Solinco Revolution 17 = 50 Solinco. 35) 5. If the two strings are of the same length and the characters are in the same order, it considers them equal and returns true. 28: Asics: Asics 116:. >0. " Chris "It felt under-powered in a 1990 Prestige Pro 600. Can. Spin and string patterns old, new, and illegal. The Similar Racquet Tool will always find a list of racquets that are closest in all specs. I'm especially interested in spin potential in Poly strings. Yesterday at 2:53 PM. Mar 12, 2020 #44 SPMoney said:2. The Texas Common Course Numbering System provides its users three different ways of traversing through the common course matrix. , weight, balance, swingweight, flex) contribute to a racquet's power and includes interactive. That is the difference. Swingweight measurement is very sensitive to small changes. Very powerful. The finer the measurement the better (mm or 1/32"). Use . I want to find the most elastic poly strings in the strings database. stockboy said: I have head lynx and local tennis guy recommended Luxilon ALU Power Rough as the most popular string of the spin/control type. Note that test may be a builtin in your shell, but you usually have it as binary as well. Search titles only By: Search Advanced search…While Iain's more recent The geometry of oriented cubes, arXiv:1008. 91: Adidas: Barricade Tour: 13. With its ultra-predictable response on full. Time for 10 swings. Follow the steps below to create a Bash script and compare two strings:. T. Many factors have been offered as influencing spin: string material, tension, gauge, pattern, stiffness, texture, shape, ball-to-string friction, and string-to-string friction. Equals, or String. 6441726684570312}You can also use the other comparison operators including > and < to compare two strings. String Project Sirius Aqua Green 125. The average polyester spin compared to the average nylon is +20. In general, lower tension results in lower stiffness ratings. not too sure about power. 0 mph. I assumed the TWU College of Nursing Interim Dean position on August 14, 2023. I was unimpressed w/ the X-1; yes it's crisp, it is comfortable, but in now way did I think of Natural Gut or. System. But can't figure what parameter or a group of could reflect the elasticity? I guess one of them is Impact Tension Change - must be lower. Its primary purpose is to compare the characters of the two strings in sequence until it finds a mismatch or until the end of the strings is reached (that is, the null character '. the previously mentioned FXP is in this list too. If the character case does not really matter, you can use the following formula to compare cells to a sample: ROWS ( range )*COLUMNS ( range )=COUNTIF ( range, sample cell) In the logical test of the IF function, you compare two numbers: The total number of cells in a specified range. Sources: National Center for Education Statistics ( on-campus housing and dining; books, supplies and other ), Redfin ( off-campus housing ), Move. Energy Flow and Return Between a Tennis Ball and Stringbed; Effective Racquet Mass; Racquet Control — Part 1; Free-standing vs Hand-held Racquet Testing; Spin Demo; Racquet Weighting; Spin Setups. Average Faculty Salary. It's a great tool, has most every string out there and what you want to look for is energy return which is the TWU proxy for power. Edit. SinneGOAT Hall. 4 ft. Men. Measured values of e A for 133 other racquets, all 27 inch long, and for an impact in the middle of the strings, are shown in Fig. Case Sensitivity In Comparison. A lower COF indicates a slipperier string. 6%. 5 Can anybody explain why the 16. valueOf () Share. 1: Volkl: Synthetic Gut 16: 5. String Database and Comparison Tool A buddy I hit with who is a nerd about. T. For context, I've been playing for maybe 3 years now, and stringing my own racquet for about half of that. notawindowcleaner. 1 95 16x18. But even TWU has noted that ball-to-string friction is not the most important factor in string-enhanced spin. According to Chris, the design definitely works. We can use == operators for reference comparison ( address. Both heel and forefoot sections were prepared for testing. Click on the row of the string you want to compare to. Mongodb Aggregate Function with group by and having clause. Racquet Recommender Tool Tutorial. Launch angle 5. 12. Change the racquet to see the difference between different racquets for a shot. After that, go ahead and click the Compare button. @toursauce The reported stiffness measurements are derived at one impact level and doesn't describe what occurs with impacts that are softer or harder than that. I wanted to see how these strings compare when they all have the same ACTUAL tension. The compare () can process more than one argument for each string so that one can specify a substring by its index and by its length. Replies 4K Views 269K. Tanglewood. Make sure you click the appropriate units for each parameter. Furthermore it has a different composition compared to most polys, so the "feel" is different. In the lower table, enter the mass and the distance from top to bottom ("length location") and from side to side ("width location"). When comparing it to other polys, I find many with a. If you want to compare String objects using the == operator, you can make use of the way the JVM copes with strings. The tools all grow out of the TWU experiments. When I look at the specs, it seems lynx edges out lux in power (inverse of stiffness) and has more spin potential. Swing speed 7. Empty, compares greater than a null reference, and two null references compare equal to each other. Nov 5, 2018 #1 Hi all racquet experts, Something intrigues me for some time. As an example - tension maintenance Solinco Revolution 16L (1. If: s1 == s2 : The method returns 0. The difference in spin between the highest and lowest poly is +15. MSV Focus Hex 17L/1. Swingweight measurement is very sensitive to small changes. You can tell the tool to find the softest or stiffest poly and it will sort out all 265 or so poly strings in the database for you under those, or a dozen other parameters including the other issues you mentioned, gauge and tension loss. . The duration of the drop mass impact is 35-60 ms on strings, 60-65 ms on the ball, and 70-85 ms on the string-ball combination. Here, you compare a bool with a string : if your string is not empty or if it does not contains only zeros, it will evaluate to true. The results are described in the Key. Other Racquets. You could replace the command in that location, but if you aren't confident it will always return 0 you'll probably find trouble down the road (hence the pattern requiring prior knowledge). This way equals () method from the String class gets invoked that compares the string value of the objects instead of comparing the memory location. 4. Actual sales. Then i might do a comparison of tour hex/ ghostwire vs silver 7 tour/ghostwire :p But most likely i will be doing 1. twu. 4G, 4G Soft, Poly Tour Strike, Outlast etc. Power 8. Automate any workflow. Crawford Lindsey, Tennis Warehouse, San Luis Obispo, CA, 93401. TW proffesor. Search the TWU TCCNS Equivalencies to determine how your individual courses will transfer to TWU. #2. Lateral movement and snap-back of the main strings has been shown by TWU to increase spin? Lateral movement is facilitated by using strings with a low string-to-string stickiness. Weiss CANNON Blue Rock N Power 17L/1. I just read the Alu Power Rough review where it gets a lot of praise for its spin friendliness and a score of 92, but noticed that it has a value of 3. The average copoly is stiffer. 1: Solinco: X-Natural 17. You can also have a look to the PHP manual to see how comparison are made with different types. Both the string load and string speed will be greater on an actual tennis hit, but it is difficult to replicate those forces and speeds in a mass produceable way in the lab. This is very cheap, and. Hope this helps! Cheers. Note that softness is not the same as elasticity.