I found a solution online to reduce unnecessary welding sound
“1. Get rid of the unnecessary sound with good Ground Clamps:
You are familiar with the earth-shattering sound from the MIG guns.
Do you know you can decrease it massively with a small tweak?
Here is how:
Just use a good ground clamp.
A bad ground is the primary cause of terrible sound which we get from the MIG gun. Just change the ground, and noise will decrease a lot.
Special Tip: Try to go for the copper ones as they are good conductors.”( https://migwelderz.com/21-awesome-welding-tips-tricks/ )
What do you think?