GPO/BT LOUDSPEAKING TELEPHONES
LST No 1     MK 1. COMPRISES OF TELE No 708, CONTROL UNIT No 8A AMP No 138A
LST No 1     MK 2. COMPRISES OF TELE No 708, CONTROL UNIT No 8A AMP No 138B
LST No 1A    COMPRISES OF TELE No 716, CONTROL UNIT No 8A AMP No 138B
LST No 2     WOODEN TABLE LST.  USES EXTERNAL POWER UNIT
LST No 2B    AS ABOVE, HANDSET No1 REPLACED BY HANDSET No3
LST No 3     WATER RESISTANT VERSION OF LST No1, FOR USE IN LABS AND MORGUES.
             WHITE.  MK 1 USES AMP No 138A WHILST MK 2 USES AMP No 138B
LST No 4A-1  Mk 1. ORIGINAL FORM, HAS DIAL, 5 WAY LINE CORD AND SPRING-SET
             TYPE GRAVITY SWITCH
LST No 4A-1  Mk 2. UPDATED VERSION WITH MICRO-SWITCH TYPE OF GRAVITY
             SWITCH
LST No 4A-1  Mk 1A. Mk 1 VERSION UPDATED BY P.O. FACTORIES, IDENTIFIED BY 2
             DOME HEADED STUDS ON FRONT PANEL
LST No 4A-1  Mk 3. WITHOUT THE 2 DOME HEADED STUDS AND WITH INCREASED
             TONE RINGER OUTPUT
LST No 4C-1  DC CODE C VERSION OF LST 4D
LST No 4D    SIMILAR TO LST 4A-1 Mk 2 BUT WITH VARIABLE TONE RINGER, EXTNL
             LOUDSPEAKER AND MICROPHONE SOCKETS ON BACK PANEL
LST No 4E    SC VERSION OF LST 4D
LST No 5     SERVOPHONE.  USED WITH PATIENT OPERATED SELECTOR
             MECHANISM (POSM) WHICH ENABLES SEVERELY HANDICAPPED/
             DISABLED PEOPLE TO MAKE CALLS
LST No 5A    SUPERSEDED LST No 5
LST No 5B    SUPERSEDED LST No 5A
LST No 6A    SPEAKERSET 3
LST No 7A    SERVOPHONE.  REPLACED LST 5B
LST No 8A    ACCORD.  LD. DARK GREY, MID GREY, BROWN
LST No 8B    ACCORD.  MF. DARK GREY, MID GREY, BROWN
LST No 8C    ACCORD.  DC CODE C.   MID GREY
LST NO 10A   KIRK.  LD. FIELD TRAILED APRIL 1981. STD KIRK
LST No 10B   KIRK.  MF. STD KIRK
LST No 10C   KIRK.  LD. 30 NUMBER CALLMAKER, INTRO DEC 82
LST No 10D   KIRK.  MF. 30 NUMBER CALLMAKER
LST No 10E   KIRK.  LD. 30 NUMBER CALLMAKER
LST No 10F   KIRK.  MF. 30 NUMBER CALLMAKER
             COVERS WERE SUPPLIED SEPARATELY. LAVA, BROWN, WHITE, GREEN,
             ORANGE, YELLOW.  ALL KIRKS MADE BY STANDARD ELECTRIC KIRK A.S
             DENMARK
LST No11A    FACILITYPHONE 200. MF/LD
LST No12A    EASIKOM 1. MF/LD
LST No13A    FACILITYPHONE 300. MF/LD
LST No 14    Prelude
LST SA 4255  DC CODE C VERSION OF LST 4E
LST SA 4265  MF VERSION OF LST 4E
LST SA 10174 VOICE SWITCHED, 10pps, USED FOR CONFERENCES
 
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Last revised: February 09, 2022

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