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- 16:15, 15 January 2017 diff hist +3 Line Hold Music
- 16:10, 15 January 2017 diff hist +3 Line Hold Music
- 16:09, 15 January 2017 diff hist 0 Line Hold Music
- 16:08, 15 January 2017 diff hist +758 N Line Hold Music Created page with "While the operator is busy handling the current traffic, additional incoming calls can be deferred to special "line hold music" channels. This feature was introduced at the [..."
- 15:37, 15 January 2017 diff hist +6 Tech:Optical bell Image of hw added.
- 15:35, 15 January 2017 diff hist +87 N File:Hw optical bell.jpg Real hardware of the devices we build. At this state still without the connecting wire. current
- 15:33, 15 January 2017 diff hist +79 Tech:Optical bell
- 15:19, 15 January 2017 diff hist +40 N File:Gpn16 testing 10er.jpg Testing with the small 10 line exchange. current
- 15:15, 15 January 2017 diff hist +40 N File:Gpn16 nachtbetrieb.jpg The exchange at night when unattended... current
- 15:14, 15 January 2017 diff hist +20 N File:Gpn16 phil reaching up.jpg While pulling wires. current
- 15:13, 15 January 2017 diff hist +21 N File:Gpn16 meditating with cable.jpg Someone wiring stuff. current
- 14:44, 15 January 2017 diff hist -6 Main Page
- 16:25, 4 January 2017 diff hist +221 Tech:Optical bell
- 12:31, 4 January 2017 diff hist -4 Main Page
- 00:23, 4 January 2017 diff hist +35 N Tech:Audiosignal Input Created page with "400px"
- 00:21, 4 January 2017 diff hist +72 N File:Audioeinspeisung.jpg Audio input hardware and MP3 player used for waiting music during GPN16. current
- 00:17, 4 January 2017 diff hist +2,194 N Tech:Optical bell Created page with "== Opitcal bell == At the GPN16 the plan was to put field phones in all lecture halls, close to the speaker desks. To be allowed to do so, the requirement wa..."
- 23:35, 3 January 2017 diff hist +39 N File:Opotring sim blitz.png Simulation, zoom of a single LED flash. current
- 23:34, 3 January 2017 diff hist +104 N File:Opotring sim full.png Simulation of the LED flashes with decreasing capacitor charge, after the ringer voltage as disappeared. current
- 23:32, 3 January 2017 diff hist +40 N File:Optoring schem.png Schematic of the optical ring indicator. current
- 23:05, 3 January 2017 diff hist +863 Main Page First attempt at translating the German bits.
- 22:33, 23 December 2016 diff hist +2,000 N Main Page Ein paar mehr Kästen, aber ich versteh die Formatierung noch nicht ganz. Kann das jemand richten?
- 22:33, 23 December 2016 diff hist +2,000 N Hauptseite Ein paar mehr Kästen, aber ich versteh die Formatierung noch nicht ganz. Kann das jemand richten?
