DIY Tractor Beam

[classic33]

It may be a bit smaller than the ones you see in Star Trek, but for less than £100 and a bit of effort on your part, you can build your very own tractor beam.

https://www.instructables.com/Acoustic-Tractor-Beam/
&
https://www.sciencealert.com/here-s-how-you-can-make-your-very-own-sonic-tractor-beam

 

[FrankCrank]

 

[captain nemo1701]

It may be a bit smaller than the ones you see in Star Trek, but for less than £100 and a bit of effort on your part, you can build your very own tractor beam.

https://www.instructables.com/Acoustic-Tractor-Beam/
&
https://www.sciencealert.com/here-s-how-you-can-make-your-very-own-sonic-tractor-beam

Unfortunately, due to lack of any atmosphere for the sound waves to travel through, wouldn't be much good in space.
In Enterprise, they resorted to the good old cable & grappling kit.

 

[twentysix by twentyfive]

In this thread https://www.cyclechat.net/threads/peak-stuff.279782/ I expressed the view that I was happy with the stuff I have.

Seems I was wrong

 

[ebikeerwidnes]

I used to have a real one

I just opened a tin of rice pudding and the dog was irresistibly drawn towards it

 

[captain nemo1701]

I used to have a real one

I just opened a tin of rice pudding and the dog was irresistibly drawn towards it

Works with pigeons too, irresistibly drawn to your sandwiches.