At Right, You See Sandy McGregor’s Yellow Linde Arc Welder Power Supply Type SVI-500:
…[REPEATING PRIVIOUS PHOTO => ] Which At Top Are Two Electricity Gages That Show Voltage & Current Output, When Welding. Just Above Center Height, The Two Grey Disks, Have Crank Knobs To Adjust Respectively Output Voltage & What Is Called “Slope” Of Current Verses Voltage. To Left Of The Two Grey Disks, Is A Vertical Up-Down Adjustment Handle. Two More Are On The Right Side.

…Left Of Center, Leaning Against The Wood Post, Is A Grey Metal, Heavy Duty Lift-Up Tool, That Has An Arm Pushed Up By A Shiny Hydraulic Cylinder Push Rod, (Which In This Photo Isn’t So Shiny), And Seen Extending Up And To the Left, From The Somewhat White Hydraulic Cylinder, Seen In The “Vee” Formed By The leaning Pieces Of Wood.
… The BOTTOM Of This “Heavy Duty, Lift-Up Tool”, Is Shown NEXt Photo.
…Left Of The Wood Post, Covered By Paper, Is Sandy’s Metal Cutting Lathe, Which Will Be Shown SECOND Next Photo.
…At Left, Leaning Against Another Wood Post, Is A Smooth, Shiny Cylinder, Which Probably Holds High Pressure Welding Gas.

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