Tips for Heavily Oxidized Aluminum. First of all, determine the extent of oxidation on the aluminum surface. If it is determined that the surface is in relatively good shape, i.e. light oxidation, then skip this step and move on to polishing with Flitz.
Q1: How long of a cable can I use to connect my device? A1: In practice, the USB specification limits the length of a cable between full speed devices to 5 meters (a little under 16 feet 5 inches). For a low speed device the limit is 3 meters (9 feet 10 inches).
Just like there is a limit on a regular (passive) USB cable, there is also a limit on how long an active cable can be and how many USB hubs you can use. Back to Top. Maximum number of USB Hubs: The USB 2.0/3.0/3.1 specifications call for only 7 tiers of devices to be connected.