UN23010S UN23/10S
UN230106 UN23/106
UN230107 UN23/107
UN230108 UN23/108
UN230109 UN23/109
UN23M/109A
UN230110 UN23/110
UN230111 UN23/111
UN230112 UN23/112
UN230113 UN23/113
UN23011S UN23/11S
Printed circuit board 3U x l78mm.
connector. DD 1978.
ISEP with 40 way UECL
System Control Unit for Band 11 VHF drive bays.
requirements 24V d.c. CH1/64A. TCPD 1978.
Power
Diode Matrix. Allows the selection of any of SS cross
points by control from 11 points using diode logic. 3U
ISEP board l14mm x 190mm. SCPD 1978.
Switch Latch. Converts 4 momentary latching buttons into
interlocking action electrically with override. Power
requirements SV, 24V. 2U unsupported board. Parent
equipment UN23M/109. SCPD 1978.
Time and Indication Unit. Rapid lock timer for SPG,
Natlock voltage to lamp indicators. Power requirements SV,
24V. 2U unsupported board. Parent equipment UN23M/109.
SCPD 1978.
Natlock Routing Panel. Interfaces 2 ICE/NATLOCK decoders
C04/S10, 2 Tone decoders C03/S01B, BBC Mixer comparator or
Natlock system analyser MN1/S18 and 2-SPG GE6M/S12. Power
requirements
1
x
24V,
2
x
SV.
PN3/SS.
Sub-units
UN23/107, UN23/108 and UN21/43. SCPD 1978.
Natlock Routing Panel. Interfaces 2 ICE/Natlock decoders
C04/S10, 2 tone decoders CD3/S01B, Natlock system analyser
MN1/S18 and 2 SPG GESM/S12. Power requirements 24V, SV and
l2V.
2U BMM chassis.
Sub-units UN2 3/107, UN23/108,
UN23/43 and UN23/112. SCPD 1979.
Apology Caption Control Unit. This unit is for use with
apology caption equipment. It will select a number of
previously programmed captions stored in the main apology
caption equipment. Power requirements +SV d.c. Eddystone
box type 63S7. Parent equipment GE8M/1. Sub-units UN26/9,
UN27/2, GE6/4, GE8/2, SES/1 and PS2/23 8. DD 1978.
Control Board. Provides the control signals to the signal
generator and an external transmitter. Provides clock
signals for the TM4M/3 unit. Power requirements +lSV, +SV.
CH1/64B. Parent equipment TM4M/3. RD 1978.
Interconnection Board. Printed wiring board to facilitate
the connection of audip pairs to a printed circuit board
connector. 2U BMM printed circuit board. Parent equipment
UN23M/109. SCPD 1978.
Lamp Drive Unit. This unit accepts 20 CMOS logic inputs
and drives 20 l2V lamps at the output. Power requirements
+6V, 0, -6V (logic) 0+12V (lamp). 3U BMM card. First used
in PA6/86. DD 1978. DDMI 3.6S7(79). DDTI1 3.323(79).
24-Way Lamp Driver Unit used to drive lamps on subscribers
telephone panel. Uses CMOS control logic. Has provision
for buzzer drive circuit. Used on CMCR telephone system.
Power requirements l2V. 3U ISEP card. SCPD 1979.
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