They also have different wire configurations and other variations in how they are made, like how tightly they are wound, and some have inner plastic tubing. Just like USB cables, Ethernet cables ...

We all know Ethernet has the crossover cable, cars have jumper cables ... Tools to strip the extension cord, and attach the connector: Knife, wire strippers, and screwdriver.

We all take Ethernet and its ubiquitous RJ-45 connector for granted these days. But Ethernet didn’t start with twisted pair cable. [Mark] and [Ben] at The Serial Port YouTube channel are taking ...