mvisnja69's channel

30 minutes of Dave twiddling knobs on a 2nd hand 50MHz Tektronix 2225 analog oscilloscope - it's right here!

Who else can get so excited about a 50...

Had to open up the scope to replace a worn membrane keypad so did a quick vid while I was inside.

A look inside a large outdoor LED screen, including detailed technical analysis of drive techniques for LED video displays.