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09:4709:47, 9 April 2025 CMS:Don Ostrand (hist | edit) [4,707 bytes] Dinten (talk | contribs) (created Don Ostrand page) Tag: Visual edit originally created as "Don Ostrand"

20:2920:29, 8 April 2025 DMS-10 (hist | edit) [531 bytes] Intcreator (talk | contribs) (Created page with "The '''DMS-10''' is a member of the [https://en.wikipedia.org/wiki/Digital_Multiplex_System Digital Multiplex System] product family designed and manufactured by [https://en.wikipedia.org/wiki/Nortel Nortel Networks Corporation]. Development started in 1971 and the first DMS-10 was put into service in October 1977. Unlike most if not all other switches originally designed in the 1970s, some DMS-10s are still used in commercial telephony.")

11:5511:55, 4 April 2025 Crossbar Switching System (hist | edit) [273 bytes] Intcreator (talk | contribs) (Created page with "'''Crossbar''' refers to a series of '''switching systems''' designed by Bell Labs and manufactured by Western Electric. This series started with the Number One Crossbar and ended with the Number Five Crossbar.") Tag: Visual edit: Switched
08:0808:08, 4 April 2025 Decoder (hist | edit) [921 bytes] Sarah (talk | contribs) (wrote something) Tag: Visual edit

22:1422:14, 3 April 2025 5ESS (hist | edit) [906 bytes] Sarah (talk | contribs) (quick copy paste from wikipedia. should really write our own article) Tag: Visual edit
11:4711:47, 3 April 2025 CMS:Dial-up (hist | edit) [1,168 bytes] AidanK (talk | contribs) (Create dial-up internet overview) Tag: Visual edit originally created as "Dial-up"

22:2322:23, 2 April 2025 West central office (hist | edit) [636 bytes] Sarah (talk | contribs) (Created page with "'''West (STTLWAWE)''' is a central office serving West Seattle. It was built in 1922, and cut over on March 3, 1923 along with Parkway and Melrose. The building originally housed a panel switch. In 1941, the first No. 1 Crossbar in the Pacific Northwest was installed to augment the panel. In the 1970s, an addition was built to house a 1A ESS, and as...") Tag: Visual edit
09:2609:26, 2 April 2025 Busy hour (hist | edit) [554 bytes] Sarah (talk | contribs) (wrote it) Tag: Visual edit
09:2009:20, 2 April 2025 Alternate routing (hist | edit) [2,293 bytes] Sarah (talk | contribs) (wrote it) Tag: Visual edit

14:5314:53, 1 April 2025 1A Teletype Test Set (hist | edit) [656 bytes] Intcreator (talk | contribs) (Created page with "{{About|the test set in general|specific test set in the Connections Museum|CMS:1A Teletype Test Set}} The '''1A Teletype Test Set''' is a character generator and strobe measuring set. It is motor driven, and can generate and transmit common test characters like R and Y as well as test messages from code discs. It uses a flashing neon lamp to illuminate the outside edge of the large spinning wheel on the front. The neon lamp flashes whenever the test set receives a “m...") Tag: Visual edit: Switched

09:5709:57, 31 March 2025 Sender (disambiguation) (hist | edit) [704 bytes] Sarah (talk | contribs) (created page) Tag: Visual edit
09:4009:40, 31 March 2025 Outgoing sender (hist | edit) [1,131 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit

22:2622:26, 28 March 2025 Holding time (hist | edit) [754 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit

21:3321:33, 27 March 2025 Multi-Frequency Signaling System (hist | edit) [189 bytes] Sarah (talk | contribs) (Created page with "The '''multi-frequency signaling system (MF''') is a method of transmitting telephone numbers from one point to another by using combinations of tones to represent each digit in the number.") Tag: Visual edit
11:5511:55, 27 March 2025 Panel Call Indicator (hist | edit) [3,173 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit

08:3308:33, 26 March 2025 Facility (hist | edit) [371 bytes] Sarah (talk | contribs) (wrote something) Tag: Visual edit
08:3008:30, 26 March 2025 All-relay switch (hist | edit) [812 bytes] Sarah (talk | contribs) (wrote something) Tag: Visual edit
08:2408:24, 26 March 2025 Semi-mechanical (hist | edit) [396 bytes] Sarah (talk | contribs) (Created page with "'''Semi-mechanical''' switching was a method of connecting calls where a human operator keyed the calling party's desired telephone number into a keyset on her desk, and the call was completed automatically by machine. It was used in the first trial installations of the panel system when it was thought that customers would respond poorly to machine switching.") Tag: Visual edit

10:3110:31, 25 March 2025 Panel Machine Switching System (hist | edit) [2,440 bytes] Sarah (talk | contribs) (created article) Tag: Visual edit

19:3519:35, 24 March 2025 Local Automatic Message Accounting (hist | edit) [3,235 bytes] Sarah (talk | contribs) (Created page with "'''Local Automatic Message Accounting (LAMA)''' is a method of billing for long distance calls where the billing records are created and stored at the same central office that the call originated from. This is in contrast to CAMA, where the call records are sent elsewhere for storage. LAMA was first introduced in a step by step office Los Angeles in the 1941. LAMA was then re-introduced in an improved form with the No. 5 Cros...") Tag: Visual edit

11:0511:05, 22 March 2025 Centralized Automatic Message Accounting (hist | edit) [2,849 bytes] Sarah (talk | contribs) (wrote some of the article) Tag: Visual edit

14:2514:25, 20 March 2025 Sender (hist | edit) [2,868 bytes] Sarah (talk | contribs) (WIP) Tag: Visual edit

13:0513:05, 17 March 2025 1122 Third Avenue (hist | edit) [993 bytes] Sarah (talk | contribs) (wrote artciel) Tag: Visual edit

21:0521:05, 11 March 2025 1200 Third Avenue (hist | edit) [695 bytes] Intcreator (talk | contribs) (Created page with "'''1200 Third Avenue''' is the building originally owned by Pacific Telephone and Telegraph which housed telegraph and Teletype equipment that served the Seattle area. This equipment includes the No. 9 Telegraph Testboard and the 2B Electronic Hub Teletype Testboard currently on display in the Connections Museum's Teletype collection.") Tag: Visual edit
19:5219:52, 11 March 2025 Bell System Prefixes (hist | edit) [736 bytes] Intcreator (talk | contribs) (Created page with "'''Bell System Prefixes''' are the various prefixes used throughout the Bell System to refer to documentation, drawings, and specifications. '''BLR''': Bell Labs Record; a report by Bell Labs which invented new technologies for the Bell System. '''BSP''': Bell System Practice; step by step instructions for operation and recovery from equipment errors and issues. '''KS''': (abbreviation unknown); schematic made by Western Electric for implementa...") Tag: Visual edit
17:4317:43, 11 March 2025 No. 2 Omnigraph (hist | edit) [862 bytes] Intcreator (talk | contribs) (Created page with "thumb|A No. 2 Omnigraph at the Connections Museum in the [[CMS:Early Telephone History Display|Early Telephone History display]] The '''No. 2 Omnigraph''' is an automatic telegraph transmitter introduced sometime between 1915 and 1920. It can send messages in original Morse code or Continental code, the refined international Morse code used today, depending on the discs used. It was used to tr...") Tag: Visual edit
14:5514:55, 11 March 2025 CMS:Bennie Bendickson (hist | edit) [157 bytes] Intcreator (talk | contribs) (Created page with "<nowiki>'''Dick Bendickson''', known as '''Bennie Bendickson'''</nowiki>, was a Connections Museum volunteer who created the Teletype exhibit.") Tag: Visual edit originally created as "Bennie Bendickson"

10:1910:19, 7 March 2025 Master Test Frame (hist | edit) [1,801 bytes] Sarah (talk | contribs) (Created page with "The '''Master Test Frame (MTF)''' is part of the maintenance center in a No. 5 Crossbar switch. It consists of bays of equipment that are used to test the various parts of its associated switching machine. Generally, there is one MTF per marker group, so in an office with several marker groups, there would be several MTFs. In a No. 5 central office, practically all the controls for maintenance equipment are concentrated in one maintenance center called the master test f...") Tag: Visual edit
10:0410:04, 7 March 2025 Jim's warehouse (hist | edit) [1,105 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit

10:3910:39, 6 March 2025 Tandem switch (hist | edit) [1,927 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit
10:3010:30, 6 March 2025 Trunk (hist | edit) [1,436 bytes] Sarah (talk | contribs) (Created page with "thumb|A graphic from the textbook Fundamentals of Switching that illustrates the relationship between subscribers and telephone exchanges, and the relationship between telephone exchanges and trunks. In telephony, a '''trunk''' is a path between two central offices. A trunk can be a set of physical wires, or it can be another type of facility such as a channel on a carrier system. The limiting factor is that (in electromechanical switching)...") Tag: Visual edit

12:1312:13, 24 February 2025 District Selector (hist | edit) [3,037 bytes] Sarah (talk | contribs) (wrote something) Tag: Visual edit originally created as "District Selector (frame)"
09:0409:04, 24 February 2025 Trunk Link (hist | edit) [862 bytes] Sarah (talk | contribs) (wrote something idk) Tag: Visual edit
09:0109:01, 24 February 2025 Line Link (hist | edit) [744 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit
07:2807:28, 24 February 2025 Dial Tone Marker (hist | edit) [1,227 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit
07:1307:13, 24 February 2025 Originating Register (hist | edit) [1,003 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit originally created as "Originating Registers"

10:0410:04, 22 February 2025 Marker (hist | edit) [9,880 bytes] Sarah (talk | contribs) (WIP) Tag: Visual edit

12:4712:47, 21 February 2025 Translator (hist | edit) [5,670 bytes] Sarah (talk | contribs) (Created page with "In the art of telephone switching, a '''translator''' is a device that converts one type of numerical information into a different type. Although this has parallels to the general concept of translation, as used for example, in translating human languages, translation in telephone switching has had its own unique evolution and application. Telephone switches use translators for a variety of specific purposes, but all involve converting information from one form into ano...") Tag: Visual edit
10:5810:58, 21 February 2025 Number Five Crossbar Switch (hist | edit) [180 bytes] Sarah (talk | contribs) (Created page with "The '''No. 5 Crossbar (5XB)''' telephone switch is a type of telephone switch that was engineered by Bell Labs, built by Western Electric, and first installed in Media, PA in 1948.") Tag: Visual edit
10:5510:55, 21 February 2025 Number One Crossbar Switch (hist | edit) [157 bytes] Sarah (talk | contribs) (created article) Tag: Visual edit
10:5310:53, 21 February 2025 Pretranslator (hist | edit) [1,984 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit

23:1923:19, 20 February 2025 Trouble (hist | edit) [997 bytes] Sarah (talk | contribs) (wrote the article) Tag: Visual edit
22:2322:23, 20 February 2025 Outgoing Sender (hist | edit) [1,508 bytes] Sarah (talk | contribs) (wrote the article) Tag: Visual edit
21:4921:49, 20 February 2025 Number Group (hist | edit) [2,107 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit
21:1921:19, 20 February 2025 Foreign Area Translator (hist | edit) [1,128 bytes] Sarah (talk | contribs) (wrote the article) Tag: Visual edit
21:0921:09, 20 February 2025 Incoming Register (hist | edit) [1,521 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit
20:1920:19, 20 February 2025 Trouble Recorder (hist | edit) [5,158 bytes] Sarah (talk | contribs) (wrote the article) Tag: Visual edit
19:0619:06, 20 February 2025 Jim Day (hist | edit) [1,359 bytes] Sarah (talk | contribs) (wrote article) Tag: Visual edit

21:4521:45, 17 February 2025 Ringing machine (hist | edit) [4,695 bytes] Sarah (talk | contribs) (Created page with "A '''ringing machine''' is a motor generator set that was used by telephone companies to create the current needed to ring the bells in subscriber's telephones (referred to as ''machine ringing''), and to create the call progress tones that a subscriber might hear while making a call. These sounds usually include dial tone, ringback tone (known as ''audible ringing'') or busy tone. == Origins == The origins of the ringing machine date back to hand cranked magnetos used...") Tag: Visual edit

13:4913:49, 16 February 2025 Audichron M-12 (hist | edit) [262 bytes] Intcreator (talk | contribs) (Created page with "{{About|talking clock in general|the specific talking clock in the Connections Museum Seattle|CMS:Audichron}} The '''Audichron M-12''' is a talking clock that was manufactured by the Audichron Company.") Tag: Visual edit

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