Internal Wiring - Revision history

Kitz: Category

2024-05-18T08:37:01Z

Burakkucat: /* The 1960s */

2013-12-08T20:16:35Z

‎The 1960s

Burakkucat: /* The Present Day */

2012-04-19T20:43:51Z

‎The Present Day

Burakkucat: Finished page. 'DRAFT' now removed.

2012-04-18T21:26:50Z

Finished page. 'DRAFT' now removed.

Burakkucat: /* The Present Day */

2012-04-18T21:08:35Z

‎The Present Day

Burakkucat: /* The 1960s */

2012-04-18T03:19:49Z

‎The 1960s

Burakkucat: /* The 1980s */

2012-04-18T03:18:56Z

‎The 1980s

Burakkucat: Draft. Work in progress.

2012-04-18T03:16:07Z

Draft. Work in progress.

Burakkucat: /* Internal Wiring */

2012-04-18T01:26:55Z

‎Internal Wiring

Burakkucat: Created page with "'''DRAFT''' This page is currently under construction. == The Late 1940s - Early 1950s == == The 1960s == == The 1980s == == The Present Day =="

2012-04-18T01:25:16Z

Created page with "'''DRAFT''' This page is currently under construction. == The Late 1940s - Early 1950s == == The 1960s == == The 1980s == == The Present Day =="

New page

'''DRAFT'''

This page is currently under construction.

== The Late 1940s - Early 1950s ==

== The 1960s ==

== The 1980s ==

== The Present Day ==

← Older revision		Revision as of 08:37, 18 May 2024
Line 119:		Line 119:

	-- [[User:Burakkucat\|Burakkucat]] 21:43, 19 April 2012 (BST)		-- [[User:Burakkucat\|Burakkucat]] 21:43, 19 April 2012 (BST)
		+
		+	[[Category:Telephony]]

@@ Line 18: / Line 18: @@
 == The 1960s ==
-An outer sheath of either woven cotton or PVC. Four PVC insulated wires, either twisted as a quad or twisted as two separate pairs. (Failure of the author's memory.)
+An outer sheath of either woven cotton or PVC. Four PVC insulated wires, twisted as a quad.
 The individual wires were coloured '''blue''', '''brown''', '''green''' & '''orange''' and were connected as follows:

← Older revision		Revision as of 20:43, 19 April 2012
Line 115:		Line 115:


−	--[[User:Burakkucat\|Burakkucat]] 04:16, 18 April 2012 (BST)	+	The '''blue''' & '''orange''' wires constitute one twisted pair and the '''brown''' & '''green''' wires constitute the other.
		+
		+
		+	-- [[User:Burakkucat\|Burakkucat]] 21:43, 19 April 2012 (BST)

@@ Line 1: / Line 1: @@
 This page documents the internal wiring used by '''The GPO''', '''Post Office Telecommunications''', '''British Telecommunications''' and '''Openreach''' at domestic customers' premises.
@@ Line 15: / Line 12: @@
 == The Late 1940s - Early 1950s ==
-An outer sheath of either woven cotton or PVC. One twisted pair of two PVC insulated wires. One wire's insulation coloured '''black''' and the other one coloured '''blue'''.
+An outer sheath of either woven cotton or PVC. Two PVC insulated wires, twisted as a pair.
 == The 1960s ==
-An outer sheath of either woven cotton or PVC. Four PVC insulated wires. Either twisted as a quad or as two pairs. (Failure of the author's memory.)
+An outer sheath of either woven cotton or PVC. Four PVC insulated wires, either twisted as a quad or twisted as two separate pairs. (Failure of the author's memory.)
-The individual wires were coloured '''blue''', '''brown''', '''green''' and '''orange''' and were connected as follows:
+The individual wires were coloured '''blue''', '''brown''', '''green''' & '''orange''' and were connected as follows:
@@ Line 49: / Line 48: @@
 == The 1980s ==
-An outer sheath of PVC. Six PVC insulated wires, twisted as three pairs. Each pair is referred by its major colour -- hence the '''green''', '''blue''' and '''orange''' pairs.
+An outer sheath of PVC. Six PVC insulated wires, twisted as three separate pairs. Each pair is referred by its major colour -- hence the '''green''', '''blue''' and '''orange''' pairs.
 The '''green''' pair consists of a wire with green insulation & a white stripe and a wire with white insulation & a green stripe.<br />
@@ Line 55: / Line 54: @@
 The '''orange''' pair consists of a wire with orange insulation & a white stripe and a wire with white insulation & a orange stripe.<br />
-When first introduced, co-incident with the current '''BT 431A''' plug & socket system and '''DIY''' wiring, all three pairs were connected as follows:
+When first introduced, co-incident with the current '''BT 431A''' plug & socket system, insulation displacing connectors ('''IDC'''s) and '''DIY''' wiring, all three pairs were connected as follows:
 {| class="wikitable"
 |-
-! Wire Colour
+! Colour
-! IDC Connector
+! IDC Number
 ! Usage
 |-
@@ Line 91: / Line 90: @@
 == The Present Day ==
-An outer sheath of PVC. Four PVC insulated wires. Twisted as two separate pairs.
+An outer sheath of PVC. Four PVC insulated wires, twisted as two separate pairs.
 The individual wires are coloured '''blue''', '''brown''', '''green''' & '''orange''' and are connected as follows:
@@ Line 99: / Line 98: @@
 |-
 ! Colour
-! IDC Connector
+! IDC Number
 ! Usage
 |-

@@ Line 91: / Line 91: @@
 == The Present Day ==
-''Blah, blah, etc.''
+An outer sheath of PVC. Four PVC insulated wires. Twisted as two separate pairs.
 --[[User:Burakkucat|Burakkucat]] 04:16, 18 April 2012 (BST)

@@ Line 56: / Line 56: @@
 The '''orange''' pair consists of a wire with orange insulation & a white stripe and a wire with white insulation & a orange stripe.<br />
-When first introduced, co-incident with the current '''BT 431A''' plug & socket system and the introduction of '''DIY''' wiring, all three pairs were connected as follows:
+When first introduced, co-incident with the current '''BT 431A''' plug & socket system and '''DIY''' wiring, all three pairs were connected as follows:
@@ Line 89: / Line 89: @@
 | Signalling
 |}
 == The Present Day ==

← Older revision		Revision as of 01:26, 18 April 2012
Line 1:		Line 1:
−	'''DRAFT'''	+	'''DRAFT''' -- This page is currently under construction.
−
−	This page is currently under construction.