4 ms·
How is it possible to track which wire goes to which number? Or does it not matter?
by dillondoyle 5y ago
How is it possible to track which wire goes to which number? Or does it not matter?
- kevin_thibedeau 5y agoMore modern cables have color codes for pairs and sub-bundles within the cable. Older wiring requires a tone generator to identify matching pairs.
- dillondoyle 5y agowow tone generator sounds really fascinating. the analog/early digital enguiniety and complexity of things like 33 thomas street att building is crazy.