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Pattern Selection Effects Unit used in EP5/509 for pattern
selection for wipes and inserts. 33 way ISEP board.
DD 1971. OBSOLESCENT.
Caption Effects Selection Unit, used in EP5/509 to provide
caption selection facility. Printed wiring board with 33
way ISEP connector. DD 1971. OBSOLESCENT.
UN5 HOUSEPHONE UNITS
12 way switch and 2 jacks on CHl/5. Surface mounting.
DD 1957. OBSOLESCENT.
As UN5/l but flush mounting. DD 1957. OBSOLESCENT.
Stereo version of UN5/l,
labelled A and B. DD 1968.
UN5/lA. The two jacks are
UN5 Sub Group not available for new designs. DD 1977.
Presenters Talkback Jack Unit for setting
conditions in continuity and preventing
Includes 3 presenter's talkback circuits
plugging between continuities. CHl/18C,
DD 1970. WITHDRAWN.
send or receive
on jacks for
pegs 5, 30.
Coaxial Jack Unit which accommodates 4 U links which can
be used as a simple video switch and occupies the space of
a CHl/12A unit in a PN3/23. DD 1967. WITHDRAWN.
UN6 Sub Group not available for new designs. DD 1977.