Wikipedia

File:Schematics of Austrian Telephone Socket TDO.svg

Original file ‎(SVG file, nominally 478 × 514 pixels, file size: 69 KB)

Summary

Description
English: A diagram of the internal wiring of the telephone socket used in Austria, known as TDO (Telefondose). The corresponding plug is known as TST (Telefonstecker) and the system is known as TSS (Telefonstecksystem).

a: incoming wire a (from the telephone exchange or the previous socket)
b: incoming wire b (from the telephone exchange or the previous socket)
a1: outgoing wire a (to the next socket)
b1: outgoing wire b (to the next socket)
E: ground
F2: listening or recording equipment
I: additional contact for cascading multiple telephone sockets
W2: external ringer or strobe

Note that while the wiring is installed in the sequence △◯☏, the jacks on the socket itself are ordered △☏◯.
Deutsch: Diagramm der internen Verdrahtung der in Österreich verwendeten Telefonsteckdose, als TDO (Telefondose) bekannt. Der entsprechende Stecker heißt TST (Telefonstecker) und das System TSS (Telefonstecksystem).

a: eingehende Ader a (vom Wählamt bzw. der vorigen Steckdose)
b: eingehende Ader b (vom Wählamt bzw. der vorigen Steckdose)
a1: ausgehende Ader a (zur nächsten Steckdose)
b1: ausgehende Ader b (zur nächsten Steckdose)
E: Erde
F2: Mithöranschluss
I: zusätzlicher Kontakt für die Kaskadierung mehrerer Dosen
W2: Zweitwecker

Es ist zu beachten, dass die Verdrahtung in der Reihenfolge △◯☏ installiert ist, die Anschlüsse auf der Telefondose jedoch die Reihenfolge △☏◯ haben.
Date
Source Own work
Author WhiteTimberwolf

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Captions

Schematic of an Austrian telephone socket (TDO)

Items portrayed in this file

depicts

TDO-connector

inception

25 April 2022

media type

image/svg+xml

File history

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Date/TimeThumbnailDimensionsUserComment
current00:20, 25 April 2022Thumbnail for version as of 00:20, 25 April 2022478 × 514 (69 KB)WhiteTimberwolfadd while fill to phone symbol
00:15, 25 April 2022Thumbnail for version as of 00:15, 25 April 2022478 × 514 (69 KB)WhiteTimberwolfUploaded own work with UploadWizard
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