Category:Telephony
From GHN
(Difference between revisions)| Line 1: | Line 1: | ||
| + | [[Image:Telephony Class NGM-v31-p357.jpg|thumb|right|340px|Telephony class in the US Army, 1917]] | ||
| + | |||
The use of devices for voice communication, for example, cellular and digital telephone systems. | The use of devices for voice communication, for example, cellular and digital telephone systems. | ||
Revision as of 19:02, 8 July 2011
The use of devices for voice communication, for example, cellular and digital telephone systems.
See the Telephone article for a history of the telephone.
Subcategories
- Audiotex
- Cellular telephone systems
- Centrex telephone systems
- Digital telephone systems
- Telephone switching systems
Subcategories
This category has the following 5 subcategories, out of 5 total.
A
C
D
T
Pages in category "Telephony"
The following 130 pages are in this category, out of 130 total.
Media in category "Telephony"
The following 8 files are in this category, out of 8 total.
