GPO, PO & BT APPARATUS



ADAPTOR, LOCAL BATTERY
ADAPTOR, PLANSET
ADAPTOR, SHARED SERVICE
AMBULANCE SYSTEMS
AMPLIFIERS and AMPLIFIER & LOUDSPEAKERS
ANSWERING, RECORDING MACHINES & ANSWERSETS
AUTODIALS
BATTERIES
BELLS
BELLSETS
BLOCK TERMINALS - Includes early Rosettes and Strips, Flexible
BOX CONNECTIONS
BOXES, BATTERY
BRACKET, TELEPHONE
BUZZERS
CABINETS CROSS CONNECTION - Street Cabinets
CAPS LAMP
CLIPS, TEST
CLOCKS
COILS, INDUCTION
COIN BOXES
COMMON PARTS - Small parts
CONVERTERS RINGING
CORDLESS TELEPHONES
CORDS - All Types
DIAGRAM INFORMATION
DIALS AND DIAL LABELS - Includes instructions for use
DIAL, AUTOMATIC DUMMY
DIAPHRAGMS
EARPIECES
EXTENSION PLANS
FIRE SYSTEMS AND TELEPHONES
FRAMES - All frame types
GENERATORS
GLASSES
HANDLES, GENERATOR
HANDLES, KEY
HANDSETS - HISTORY OF HANDSETS
HEADSETS
HOOKS, RECEIVER
HOOTERS
HOUSE EXCHANGE SYSTEMS - Internal and external
HOUSE INDICATOR SYSTEMS - Staff call system
HOUSE TELEPHONE SYSTEMS - Internal only
HOUSES OF PARLIAMENT - Division bell system
HOW TO IDENTIFY BPO APPARATUS
INDICATORS
JACKS
JACKS, LAMP
JACK UNIT
KIOSKS
KEY AND LAMP UNITS
KEYSENDERS
KEY-MOUNTINGS
KEYS - Switchboard & Equipment switches
KEYS, LOCK
KRONE EQUIPMENT
LINE JACK UNITS (LJUs)
LABELS
LAMP FITTINGS
LOCKS
LOUDSPEAKING TELEPHONES
MARKERS, JOINT
MECHANICAL AIDS
METERS
METERING UNITS - Used at PMBX's that require the use of Meters
MOUNTINGS, DIAL
MOUNTINGS, FUSE
MOUTHPIECES
MULTIPHONE
NTE5
ORDER TABLE EQUIPMENT
PABX - SYSTEMS
PARTS - Small common parts
PART NUMBER LIST OF EVERYTHING - Old telephone systems
PILLARS
PLANSET N625 TABLE MODEL   WALL MODEL
PLATE, CONNEXION
PLUGS
PMBX - SWITCHBOARDS
POLICE - TELEPHONES AND SYSTEMS
POSTS, MARKING
POWER SUPPLIES
PNEUMATIC TUBES
PRESS BUTTONS

PRESS BUTTON UNITS
PROTECTION - EXTERNAL PROTECTION DEVICES
PROTECTORS
PROTECTOR-MOUNTINGS

PST - PLUG AND SOCKET TELEPHONE SYSTEM
RECTIFIERS
RECTIFIER-ELEMENTS
RECEIVERS - All types, Inset, Watch , Bell and Gower
RECEIVERS, HEAD GEAR
RELAYS
RELAY-SWITCHES - MERCURY MAINS SWITCH
REPEATERS, TELEPHONIC
RESISTORS
RINGING GENERATOR
SENDERS
SIGNS
SPM's and METERING DEVICES
STRIPS, CONNEXION
STRIPS, DESIGNATION

SWITCHBOARDS
SWITCHES - See also Parts (DSP section has telephone Springsets)
TELEPHONE INSTRUMENTS - LIST AND INFORMATION
TELEPHONE SYSTEMS
TESTERS
THERMISTORS
TONE CALLERS
TOOLS
TRANSMITTERS
TRANSMITTERS, INSET
VOICE JACK UNITS (VJUs)
WALLBOARDS
WEDGES, LOCKING

 


This page links to UK - GPO, Post Office Telecommunications and BT Apparatus.  Mainly customer apparatus and fittings.

 

 

 

 

 

 

 

 

 

 

 

Common Parts
There were generally small parts which were known by their drawing number.  Prefixes were the item number on the drawing.

i.e. 1/DBU/1 = Item 1 on Drawing DBU/1.

   
 
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Last revised: November 10, 2024

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