ES258366U - Caja de conmutacion - Google Patents

Caja de conmutacion

Info

Publication number
ES258366U
ES258366U ES1981258366U ES258366U ES258366U ES 258366 U ES258366 U ES 258366U ES 1981258366 U ES1981258366 U ES 1981258366U ES 258366 U ES258366 U ES 258366U ES 258366 U ES258366 U ES 258366U
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
switching box
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES1981258366U
Other languages
English (en)
Other versions
ES258366Y (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ELECTRONICA DE SISTEMAS DE ALTA SEGURIDAD SA
Original Assignee
ELECTRONICA DE SISTEMAS DE ALTA SEGURIDAD SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ELECTRONICA DE SISTEMAS DE ALTA SEGURIDAD SA filed Critical ELECTRONICA DE SISTEMAS DE ALTA SEGURIDAD SA
Priority to ES1981258366U priority Critical patent/ES258366Y/es
Publication of ES258366U publication Critical patent/ES258366U/es
Application granted granted Critical
Publication of ES258366Y publication Critical patent/ES258366Y/es
Expired legal-status Critical Current

Links

Landscapes

  • Machine Translation (AREA)
  • Catching Or Destruction (AREA)
  • Studio Circuits (AREA)

Abstract

Caja de conmutación, caracterizada por comprender en su conjunto entrada y salida de video a través de la misma base de conmutación, conexionado única y exclusivamente para el video a través de un cable coaxial y un hilo de selección a través del cual se recibe llamada de calle, excitando relé de conmutación, activando el zumbador del teléfono, a través del cual se puede conversar y mediante pulsación excitar la apertura de la cerradura y al colgó: el teléfono, queda automáticamente desconectado el aparato, para pasar el conjunto a la posición de reposo.
ES1981258366U 1981-05-18 1981-05-18 Caja de conmutacion Expired ES258366Y (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1981258366U ES258366Y (es) 1981-05-18 1981-05-18 Caja de conmutacion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1981258366U ES258366Y (es) 1981-05-18 1981-05-18 Caja de conmutacion

Publications (2)

Publication Number Publication Date
ES258366U true ES258366U (es) 1981-12-01
ES258366Y ES258366Y (es) 1982-06-01

Family

ID=8414978

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1981258366U Expired ES258366Y (es) 1981-05-18 1981-05-18 Caja de conmutacion

Country Status (1)

Country Link
ES (1) ES258366Y (es)

Also Published As

Publication number Publication date
ES258366Y (es) 1982-06-01

Similar Documents

Publication Publication Date Title
JPS54136166A (en) Semiconductor switch and telephone subscriber*s line circuit
BE858001A (fr) Disposition de circuit pour un systeme telephonique d'interphone
AU531844B2 (en) Video signal mixer
JPS54149511A (en) Automatic picture analysis signal existence adaptive converter
JPS52130219A (en) Transmission control system for call signal
ES258366U (es) Caja de conmutacion
GB2102659B (en) Remote telephone line switching and testing
BE891624A (fr) Appareil pour le controle et l'indication de l'integrite de la connexion d'abonnes au telephone a un systeme de commutation
GB2018093B (en) Telephone subscriber's line circuit
JPS52133710A (en) Device for operating switch of telephone set
HK75887A (en) Telephone ringing signal generation
JPS57212856A (en) Terminal adaptor system
JPS52103904A (en) Network for connecting pcmtdm automatic telephone switching system
AU537749B2 (en) Digital telephone exchange with fast control signal processor.
JPS56141648A (en) Automatic answering telephone set
GB2083971B (en) Telephone cradler switch mechanism
ES2011143A6 (es) Sistema de comunicacion entre un punto y unos secundarios, tal como un portero automatico.
JPS5482901A (en) Device for automatically switching telephone set
GB2151433B (en) Telephone switch device
GB9008465D0 (en) Telephone call control device
GB2227628B (en) Call control device for telephones
JPS57211596A (en) Automatically switching circuit of remote operation stop device
FR2440128A1 (fr) Dispositif d'eclairage pour postes telephoniques
JPS575474A (en) Signal switching device
JPS53109405A (en) Door phone anwering system for button telephone set