Joel Michael@artemis @dalias @whitequark but the reason is the same: mitigate interference by applying approximately the same interference to both lines. And in the case of a ground-referenced signal, the twisting will help with keeping the signal closely coupled to ground so it’s also less affected by interference.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.