AWG stands for "American Wire Gauge" being this a measure used to represent the width and section measurements of cables.

Here is an AWG conversion table:

AWG	Diam. mm	Mm2 area		AWG	Diam. mm	Mm2 area
1	7.35	42.40		16	1.29	1.31
two	6.54	33.60		17	1.15	1.04
3	5.86	27.00		18	1,024	0.823
4	5.19	21.20		19	0.912	0.653
5	4.62	16.80		twenty	0.812	0.519
6	4.11	13.30		twenty-one	0.723	0.412
7	3.67	10.60		22	0.644	0.325
8	3.26	8.35		2. 3	0.573	0.259
9	2.91	6.62		24	0.511	0.205
10	2.59	5.27		25	0.455	0.163
eleven	2.30	4.15		26	0.405	0.128
12	2.05	3.31		27	0.361	0.102
13	1.83	2.63		28	0.321	0.0804
14	1.63	2.08		29	0.286	0.0646
fifteen	1.45	1.65		30	0.255	0.0503

UTP cable is standard twisted pair is referred by its acronym UTP (Unshiedld Twiested Pair/Unshielded Twisted Pair). The major advantages of this cable are its low cost and ease of handling. Its main disadvantages are a higher error rate compared to other cable types and their limitations to work at high distances without regeneration. FTP is a type of cable caracteriza that each twisted pair is uniformly during creation. A comprehensive screening of all pairs is performed by a apantallante outer sheet. This technique allows to have similar characteristics to the shielded cable. STP is characterized by that each pair is covered with a metal mesh, in the same way that the coaxial cables, and the set of pairs is coated with a sheet apantallante. Referenced frequently with their acronym STP (Shield Twisted Pair/Shielded Twisted Pair)