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Even the standard C-C cables aren't all the same: some are wired for USB 2.0 (with 6 wires) and others for USB 3.1 (with 17 wires). As one might expect, the 3.
by p1mrx 11y ago
Even the standard C-C cables aren't all the same: some are wired for USB 2.0 (with 6 wires) and others for USB 3.1 (with 17 wires).
As one might expect, the 3.1 cables are thicker, more expensive, and pretty much impossible to find in lengths greater than 1 meter.
- legulere 11y agoIt's even more confusing: There are 5 different profiles for USB power delivery [1] so you have effectively 10 different types of cables with no marking whatsoever. [1] https://en.wikipedia.org/wiki/USB#PD https://en.wikipedia.org/wiki/USB#PD
- X-Istence 11y agoUSB 3.1 has a huge issue that it pollutes all over the 2.4 Ghz/5Ghz space thereby reducing Wifi/Bluetooth to almost useless. Longer cables exacerbate the issue and make it worse because it now is a nice long antenna.
- CamperBob2 11y agoNot really. Once it's longer than 1/4 wavelength at the frequency in question (about an inch at WiFi frequencies) it doesn't matter how long it is.