Slinger 投石器 ball machine

Tennis ball launching machines began with a hand-cranked device patented by Rene Lacoste in the 1920s, which allowed for stroke repetitions. The first commercially viable machine was created by Bob McLure in 1970 using a vacuum cleaner motor, leading to the “Little Prince” and Prince Sports, Inc.

In modern times (ha ha ha), I think Lobster is the most well-known (?). Now comes the Slinger – my buddy got one. I find it useful betwenn my lessons: only very points that stick with me, unfortunately.

  1. 1.08 didn’t do well in game
  2. 1.07 practice w/ A Lot girls
  3. 1.05 practice: back & forehands are good
  4. 1.04 volleys & tossing
  5. 1.03 backhands; volleys
  6. 2026.1.02 fore & back
  7. 12.17 keep arm straight n extended
  8. 12.14 alone time, swing volleys
  9. 11.08 3 fingers
  10. 11.04 closed face forehand
  11. 10.25 mixed; volley
  12. 7.30 forehand & spin or drop
  13. 2.09 backhand

My left arm is still out of commission (coach said it was due to incorrect tossing…) but I need to have my dose of drug a.k.a. play some tennis: like practice my forehand and singlehand backhand.

topspin and backspin

Since I got back confidence of my forehand, on and off, I’ve been practicing it.

  1. it feels right fm the get go: ht on the rise
  2. the backspins: are they?
  3. the forehand: need to hit early
  4. the single hand backhand:

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