Automatic Dialers, Station Keys, Key Equipment, Interphone Systems, Modular Units, and Speakerphone Systems

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones?format=html Sun, 25 Aug 2024 05:12:16 -0700 en-GB hourly 1 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/14768-512-510-443-i2-oct70-home-interphone-connections-2558d?format=html 512-510-443 i2 Oct70 - Home Interphone Connections - 2558D Issue 2, October 1970.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/14768-512-510-443-i2-oct70-home-interphone-connections-2558d?format=html Issue 2, October 1970.

]]> paul-f@verizon.net (Paul F) 512 Division - Automatic Dialers, Speakerphones... Sun, 25 Aug 2024 05:12:16 -0700 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/13306-512-630-111-i2-may79-50a1-conference-set?format=html 512-630-111 i2 May79 - 50A1 Conference Set Contributed by Frank Harrell. Processed by Paul Fassbender.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/13306-512-630-111-i2-may79-50a1-conference-set?format=html Contributed by Frank Harrell. Processed by Paul Fassbender.

]]> paul-f@verizon.net (Paul F) 512 Division - Automatic Dialers, Speakerphones... Sun, 28 Jul 2019 16:14:51 -0700 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/12972-512-310-401-i1-jun59-key-equipment-1a-local-battery-talking-common-battery-signaling-connections?format=html 512-310-401 i1 Jun59 - Key Equipment 1A - Local Battery Talking - Common Battery Signaling - Connections Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/12972-512-310-401-i1-jun59-key-equipment-1a-local-battery-talking-common-battery-signaling-connections?format=html Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> paul-f@verizon.net (Paul F) 512 Division - Automatic Dialers, Speakerphones... Thu, 21 Mar 2019 14:18:21 -0700 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/12971-512-310-400-i1-jun59-key-equipment-1a-common-battery-connections?format=html 512-310-400 i1 Jun59 - Key Equipment 1A - Common Battery - Connections Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/12971-512-310-400-i1-jun59-key-equipment-1a-common-battery-connections?format=html Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> paul-f@verizon.net (Paul F) 512 Division - Automatic Dialers, Speakerphones... Thu, 21 Mar 2019 14:18:17 -0700 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/11984-512-515-100-i3-aug64-2a-farm-interphone-id-desc?format=html 512-515-100 I3 Aug64 - 2A Farm Interphone - ID & Desc Issue 3, August 1964, Identification and Description.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/11984-512-515-100-i3-aug64-2a-farm-interphone-id-desc?format=html Issue 3, August 1964, Identification and Description.

]]> (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Tue, 14 Jan 2014 14:35:27 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/11823-512-630-201-i2-ks-19134-l-1-conference-set-installation-and-main?format=html 512-630-201 I2 KS-19134 L 1 CONFERENCE SET INSTALLATION AND MAIN Scanned and Contributed by Sam Etler

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/11823-512-630-201-i2-ks-19134-l-1-conference-set-installation-and-main?format=html Scanned and Contributed by Sam Etler

]]> (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Thu, 26 Sep 2013 04:05:17 -0700 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/11430-512-510-200-i8-aug-78-1a-home-interphone-system-inst-maint?format=html 512-510-200 i8 Aug 78 - 1A Home Interphone System - Inst & Maint Issue 8, August 1978.  Installation and Maintenance.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/11430-512-510-200-i8-aug-78-1a-home-interphone-system-inst-maint?format=html Issue 8, August 1978.  Installation and Maintenance.

]]> (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Thu, 11 Apr 2013 03:35:22 -0700 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/10025-512-210-101-i4?format=html 512-210-101 I4 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/10025-512-210-101-i4?format=html (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Thu, 23 Feb 2012 10:59:13 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/10026-512-210-103-i6?format=html 512-210-103 I6 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/10026-512-210-103-i6?format=html (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Thu, 23 Feb 2012 10:59:13 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/10027-512-220-100-i7?format=html 512-220-100 I7 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/10027-512-220-100-i7?format=html (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Thu, 23 Feb 2012 10:59:13 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/10028-512-700-100-i5-missing-p-15?format=html 512-700-100 i5 Apr79 - Missing p. 15, ocr [Extracted from KSSM, i6, July 1980 by Sam Etler]

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/10028-512-700-100-i5-missing-p-15?format=html [Extracted from KSSM, i6, July 1980 by Sam Etler]

]]> paul-f@verizon.net (Paul F) 512 Division - Automatic Dialers, Speakerphones... Thu, 23 Feb 2012 10:59:13 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/9278-512-620-100-i5?format=html 512-620-100 i5 Jan71 - Speakerphone System 3-type (Advance Printing) Contributed by Russ Kirk.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/9278-512-620-100-i5?format=html Contributed by Russ Kirk.

]]> (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Sat, 11 Feb 2012 10:48:11 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5223-512-000-000ms-add-ib?format=html 512-000-000MS Add IB https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5223-512-000-000ms-add-ib?format=html (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Mon, 16 Jan 2012 11:18:05 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5224-512-000-000sw-add-ib?format=html 512-000-000SW Add IB https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5224-512-000-000sw-add-ib?format=html (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Mon, 16 Jan 2012 11:18:05 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5225-512-000-000-i40-aug81-index-div-512?format=html 512-000-000 i40 Aug81 - Index Issue 40, August 1981.  Division 512: Automatic Dialers, Station Keys, Key Equipment - lnterphone Systems, Modular Units, and Speakerphone Systems. Contributed by Sam Etler .

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5225-512-000-000-i40-aug81-index-div-512?format=html Issue 40, August 1981.  Division 512: Automatic Dialers, Station Keys, Key Equipment - lnterphone Systems, Modular Units, and Speakerphone Systems. Contributed by Sam Etler .

]]> paul-f@verizon.net (Paul F) 512 Division - Automatic Dialers, Speakerphones... Mon, 16 Jan 2012 11:18:05 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5226-512-000-000-i42-jun84-index-div-512?format=html 512-000-000 i42 Jun84 - Index Issue 42, June 1984.  AT&T.  Division 512: Automatic Dialers, Station Keys, Key Equipment - lnterphone Systems, Modular Units, and Speakerphone Systems. Contributed by Sam Etler .

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5226-512-000-000-i42-jun84-index-div-512?format=html Issue 42, June 1984.  AT&T.  Division 512: Automatic Dialers, Station Keys, Key Equipment - lnterphone Systems, Modular Units, and Speakerphone Systems. Contributed by Sam Etler .

]]> paul-f@verizon.net (Paul F) 512 Division - Automatic Dialers, Speakerphones... Mon, 16 Jan 2012 11:18:05 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5227-512-000-000-i55-jun69-index-div-512?format=html 512-000-000 i55 Jun69 - Index Issue 55, June 1969. Division 512: Automatic Dialers, Station Keys, Key Equipment - lnterphone Systems, Modular Units, and Speakerphone Systems. Contributed by Sam Etler.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/5227-512-000-000-i55-jun69-index-div-512?format=html Issue 55, June 1969. Division 512: Automatic Dialers, Station Keys, Key Equipment - lnterphone Systems, Modular Units, and Speakerphone Systems. Contributed by Sam Etler.

]]> paul-f@verizon.net (Paul F) 512 Division - Automatic Dialers, Speakerphones... Mon, 16 Jan 2012 11:18:05 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/4970-512-535-20-i3-hospital-interphone?format=html 512-535-201-i3-Hospital-interphone Contributed by the JKL Museum.

]]> https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/4970-512-535-20-i3-hospital-interphone?format=html Contributed by the JKL Museum.

]]> (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Wed, 11 Jan 2012 09:21:51 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/4971-512-535-100-i4-hospital-interphone?format=html 512-535-100-i4-Hospital-interphone https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/4971-512-535-100-i4-hospital-interphone?format=html (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Wed, 11 Jan 2012 09:21:51 -0800 https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/4972-512-535-200-i2-hospital-interphone?format=html 512-535-200-i2-Hospital-interphone https://telephonecollectors.info/index.php/browse/bsp-bell-system-practices-by-doc/bsp-categories-by-later-division-number-by-doc/500-529-station-equipment/512-division-automatic-dialers-speakerphones/4972-512-535-200-i2-hospital-interphone?format=html (Anonymous) 512 Division - Automatic Dialers, Speakerphones... Wed, 11 Jan 2012 09:21:51 -0800