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  1. AndI

    Ball machine conversion to lithium(?)

    I have several soldering irons, including a Welle from the Home Depot, which is probably what you are referring to. The problem is that it has no temperature control and may heat to quite high temperatures (possibly to melt every solder type available). I cannot speak to heat resistance of...
  2. AndI

    Ball machine conversion to lithium(?)

    I "joined the club" of people who upgraded their SLA battery to lithium. In my case, it is on Lobster Pickle. I chose LiFePo4 battery (because its voltage is much closer to that of SLA, and lower than of Lithium-Ion because LiFePO4 has a little different chemistry) and bought it from Dakota...
  3. AndI

    Titan Ball Machines

    Update from me: 1) I found that in Singapore, this machine is marketed and sold through the Spinshot dealer (at least, the pickleball version) 2) I found a page in the U.S. created by someone (cannot recall the name of the site, format is similar to Facebook) who gave contact number of Spinshot...
  4. AndI

    Titan Ball Machines

    Read this thread with a great interest. I wonder if anyone has actually received a machine, and where it arrived from. The web site is full of red flags. The "company" has no listed physical address, the (800) phone number is associated by Google with a debt collection company in BC, Canada...
  5. AndI

    Playmate Volley tennis ball machine: Extended Review

    It is kind of fun to spend hours fixing multiple flaws and lousy assembly of the so called "made in the USA" machine (am I sarcastic?). At least, it is easy to take apart. Interesting to hear that you had a similar negative experience! I means, I did not get a lemon. I got a solid production...
  6. AndI

    Why would some courts have permanent lines but no nets?

    Yes. This is a transitional decision - it enables parks and recreation departments create multiuse courts which can be used for several types of activities. In our area, pickleball markings started appearing on tennis courts, while some tennis courts have been converted to full time pickleball...
  7. AndI

    Playmate Volley tennis ball machine: Extended Review

    It is amazing that this topic is still alive, although links to pictures expired. Last summer, I moved 100% to pickleball... Also got a pickleball ball machine. I had a demo of Playmate pickleball, but it is very expensive (around $3,700) and the dealer was not willing to negotiate. I ended up...
  8. AndI

    Balls for ball machine?

    Maybe not a requirement, but a "recommendation" from the manufacturer. It is quite interesting to compare what they recommend in their ball machine manuals or on their web sites...
  9. AndI

    Balls for ball machine?

    davidcbear, you need to be very attentive to the language of the replies to make sure the replies talk about specifically about the type of ball machine which you got. Different ball machines have different sensitivity to type and condition of the balls, and lifespan of the balls also varies...
  10. AndI

    2023 Ball Machine Suggestions

    I tried this, and this indeed was a good workout (an outstanding workout), but unfortunately it did not improve my skills. I found that only drills with video analysis and video feedback have some positive value in terms of improving the stroke mechanics. I can only speak about myself, of course.
  11. AndI

    2023 Ball Machine Suggestions

    shadow01, I hope you have a clear idea of how you are going to use the ball machine. Just swinging the racquet and hitting balls rarely give any benefit (other than a cardio workout) and can even engrave bad habits into the muscle memory. It can also get boring for your kids very quickly (I know...
  12. AndI

    Strings that create a softer feel?

    gbp1287, you aswered your question yourself. Just take into account that soft or still feeling of a racquet is hugely determined by type and condition of the strings. 99% of demo racquets which you can get will come with dead or half dead strings. They may create vibrations in your elbow, may...
  13. AndI

    Breaking strings in 2h - advice needed from stringers

    The HomeDepot sells steel wire. It should work.
  14. AndI

    What string could you buy right now in Russia

    https://market.yandex.ru/catalog--sport-i-otdykh/54436/list?srnum=376&was_redir=1&rt=9&rs=eJwz0gpgrGLhOHKadRaj_MWmC1sv7AXCHRcbL-y92H1hq8LFxotNFxsuNoO4AOUJGQ8%2C&text=%D1%82%D0%B5%D0%BD%D0%BD%D0%B8%D1%81%D0%BD%D1%8B%D0%B5%20%D1%81%D1%82%D1%80%D1%83%D0%BD%D1%8B&hid=91512&local-offers-first=0
  15. AndI

    Suggestions for Hybrid Due to Tendinitis Flares

    I had tennis elbow a couple of times, and my friend had it at times, too. I found that a string bed which absorbs vibrations from ball hitting the string bed, rather that transferring them to your arm and elbow, prevents incidents of tennis elbow very well. Different people have different...
  16. AndI

    Racket hard to get off machine after stringing

    This could suggest a significant frame deformation after stringing. One of possible causes that come to mind, aside for some sort of defect of the frame, is stress from the mains and the crosses which is not balanced well. Do you see this issue only with a single frame? What tension do you put...
  17. AndI

    I think someone messed up my strings?

    What is the benefit of stringing 1 piece? I always prefer 2 pieces, what am I missing?
  18. AndI

    Adding 10% of the mains tension for crosses?

    It seems that the most common string pattern in badminton racquets is 22x22. Equal number of strings on mains and crosses. In tennis, we always have 2 to 3 strings more on the crosses than on the mains. I think this explains why they recommend 10% more on the crosses, but we do not do it in...
  19. AndI

    17-minute serve lesson by Serena

    It is a part of Masterclass series. Her whole class is 2 hours long. This clip is a short segment from it. As it frequently happens, a master and expert in tennis is not equivalent to a great tennis coach. Her tips are very basic, and in the long run, you learn more about Serena and what she...
  20. AndI

    How long do you wait before you get rid of (missing) customers' racquets?

    Strawbewwy, quit stringing for others and string only for yourself or perhaps for close friends. Stringers are a lower form of life for some players, a form of life which is worth exactly as much as they are paying for a stringing job.
  21. AndI

    I think I need a new smart phone ??

    Which reportedly may heat up your skin with radiation as they work in the frequency range of the radars. Prepare to wear lead underwear and endless battles with cancer. I refuse to even consider a 5G phone. P.S. I have a PhD in physics, my major was radiophysics - which is radiowaves.
  22. AndI

    I think I need a new smart phone ??

    You are so funny. Samsung has been ahead of Apple in terms of hardware since several years. They are the largest semiconductor company in the world, and their resources for in-house design and manufacturing are incredible. Everything that Apple claims as a new development in their latest phone...
  23. AndI

    Do vibration dampeners really do anything?

    I have a sensitive elbow (or poor technique, or both). I experimented a fair amount with racquets and strings, as I string myself and can do it quicker and cheaper than if I had to use a tennis shop. I learned, through trial and error, that string bed which tends to resonate and create and...
  24. AndI

    Cam action pliers - where to buy??

    And still, does anyone REALLY use them? Like, pro stringers on the tour? When I heard about this tool for the first time, I did a little research and concluded that the procedure described in the video kindly shared by am1899 is an almost exotic, very rarely used workflow, with benefits offset...
  25. AndI

    Finally feeling healthy again...how do I stay that way?

    A good reference to an article on how some greedy companies make money on poorly educated general public. It has little to do with aromatherapy or essential oils, though, and confirms my point. Professional aromatherapists do not do business with MLM companies, do not recommend them to their...
  26. AndI

    Teaching a 10 Year Old to Serve

    tennis tom, it is very common and standard for USTA basic teaching flow at the beginner level. Even Nick Bollettieri in his (fairly old) video on serve was saying that it is fine to serve like that in the beginning because it feels more natural, and at that level, the ability of getting ball...
  27. AndI

    Teaching a 10 Year Old to Serve

    Your kids are way ahead of the rest of the group, despite the fact that their serve does not work too well. It is much better to learn things the correct way than to unlearn bad habits! You need to look for good tutorial videos on how to correctly use pronation on the serve. Ian Westerman from...
  28. AndI

    Finally feeling healthy again...how do I stay that way?

    EddieBrock, after my (then 12-year old) son developed Carpal Tunnel Syndrome before X-mas at the end of 2018, I signed up for a certification course of Aromatherapy (and completed it this month as a Level 2 Aromatherapist). Aromatherapy is the art of using essential oils extracted from plants...
  29. AndI

    This make sense?

    Well, this makes sense to me, too. Racquet Tune (as well as ERT-300 tennis computer) uses the physical model of standing waves in a fixed-fixed string as the first approximation. If you would use two rigid clamps spaced at a distance L from each other and clamped a piece of string with density P...
  30. AndI

    This make sense?

    Can you please comment on how you determine the tension of the strung racquet? Is this measurement based on resonance frequency of the string bed? If this is what you use, one should not forget that the resonance is determined by a combination of strings and frame, as vibration comes from the...
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