Pre-2000 type 6-bank 2-motion group selector switch
Siemens type 51 (pre-2000 type) 6-bank 2-motion group selector switch, from Deptford (TIDeway) telephone exchange, made by Siemens Brothers & Co Ltd, Woolwich, London, 1937
Strowger electromechanical telephone exchange equipment, 1937-1975.
- Made:
- 1960-1975
Eleven items of Strowger electromechanical selector and director equipment, various dates, together with a fuse panel, all removed from British Telecom Deptford, London, telephone exchange, December 1990
Eleven items of Strowger electromechanical selector and director equipment, various dates, together with a fuse panel, all removed from British Telecom Deptford telephone exchange, December 1990
Details
- Category:
- Telecommunications
- Object Number:
- 1991-189
- credit:
- British Telecom. Deptford Telephone Exch
Parts
Siemens type 51 (pre-2000 type) pair of 6-bank 2-motion group selector switches
Siemens type 51 (pre-2000 type) pair of 6-bank 2-motion group selector switches, from Deptford (TIDeway) telephone exchange, made by Siemens Brothers & Co Ltd, Woolwich, London, 1937
Siemens type 51 (pre-2000 type) final selector switch
Siemens type 51 (pre-2000 type) final selector switch, from Deptford (TIDeway) telephone exchange, made by Siemens Brothers & Co Ltd, Woolwich, London, 1937
Siemens type 51 (pre-2000 type) final selector switch with auxiliary arc for PBX hunting
Siemens type 51 (pre-2000 type) final selector switch with auxiliary arc for PBX hunting, from Deptford (TIDeway) telephone exchange, made by Siemens Brothers & Co Ltd, Woolwich, London, 1937
Relay set associated with allotter circuitry and timeout / fault alarms
Relay set associated with allotter circuitry and timeout / fault alarms, incorporating a thermionic valve type CV1166, from primary finder rack P.F.9, Deptford (TIDeway) telephone exchange, made by Siemens Brothers & Co Ltd, Woolwich, London, 1937
Director unit comprising BC selector and translation field
Director unit comprising BC selector and translation field, from Deptford (TIDeway) telephone exchange, made by Siemens Brothers & Co Ltd, Woolwich, London, 1937
- Object Number:
- 1991-189 Pt6
- type:
- director unit
Director unit comprising called number storage uniselectors
Director unit comprising called number storage uniselectors, control uniselector, sending uniselector and relay set, from Deptford (TIDeway) telephone exchange, made by Siemens Brothers & Co Ltd, Woolwich, London, 1937
- Object Number:
- 1991-189 Pt7
- type:
- director unit
Reciprocating type impulse machine for driving director senders
Reciprocating type impulse machine for driving director senders, from Deptford (TIDeway) telephone exchange, made by Siemens Brothers & Co Ltd, Woolwich, London, 1937
- Object Number:
- 1991-189 Pt8
- type:
- impulse machine
Post-1960 2000-type director unit comprising BC selector and translation field
Post-1960 2000-type director unit comprising BC selector and translation field
- Object Number:
- 1991-189 Pt9
- type:
- type director unit
- Image ©
- The Board of Trustees of the Science Museum
Post-1960 2000-type director unit comprising called number storage uniselectors
Post-1960 2000-type director unit comprising called number storage uniselectors, control uniselector, sending uniselector and relay set
- Object Number:
- 1991-189 Pt10
- type:
- type director unit
Fuse panel comprising a number of alarm fuses and a moving-coil meter with circuit breaker contacts
Fuse panel comprising a number of alarm fuses and a moving-coil meter with circuit breaker contacts
