GEl
GEl/522A
GEl/523
GEl/524
GEl/525
GElM/526
GElM/526A
GElL/527
GElL/528
GEl/529
GElM/530
GEl/53l
- 150
signals and mixed syncs
signal. PN3/23 with
DD 1964. DD Spec 8.186.
from NTSC
UN18/50l,
DDTM 8.189.
encoded video input
UN19/50l, UNl/540.
OBSOLESCENT.
Similar to GEl/522 but for 625 line standard G.
with UN18/50lA, UN19/50lA, UNl/540.
DD Spec 8.186. DDTM 8.189. OBSOLESCENT.
PN3/23
DD 1964.
Error Signal Generator used in Natlock system of 625 line
standard monochrome source synchronisation. PN3/23 with
UNl/523, UNl/587, UN17/505, UN17/506, UN17/507, PS2/l3F.
DD 1964. DD Spec 10.30. OBSOLESCENT.
Negative Picture Generator used as a vision mixer effect.
CHl/12A. DD 1965. WITHDRAWN.
Safe Area Generator used
CHl/26B, pegs 10, 31.
OBSOLESCENT.
to supply pulses to UNl/567.
DD 1965. DD Spec 8.291. ACO.
PAL Colour
CD2L/522A.
DDTM 8.334).
Coder. Superseded by CD2L/503, CD2L/522 and
DD 1966.
DD Spec 8.218.
(FLl/526A
mod.
ACO. OBSOLESCENT.
PAL Colour Coder for 625 line G standard. PN3/23 with
UNl/549A, UN18/503A, UN19/502A, NE4/505A. DD Spec 8.218.
DDTM 8.215. OBSOLESCENT.
NTSC Decoder 525 line. Accepts standard level video
signal and provides RGB decoded video signals at standard
levels plus a mixed sync output. Includes UNl/540,
UNl/57l, UN18/505, UN19/503 and rear connector unit for
mounting on half a PN3/23. DD 1966. DD Spec 8.236.
DDTM 8.257. OBSOLESCENT.
PAL Decoder, 625 lines. Accepts composite PAL signal and
provides Red, Green and Blue output signals at standard
level. Includes UNl/540, UNl/572, UN18/504, UN19/503 for
mounting on PN3/23. Superseded by CD3/505 in some
applications. DD 1966. DD Spec 8.233. DDHB 8.211. ACO.
OBSOLESCENT.
NTSC/PAL Decoder, 525/625 lines. Switchable PAL or NTSC
decoder which accepts the composite signal and provides
Red, Green and Blue output signals at standard levels.
PN3/23 with UNl/540, UNl/571, UN1/572, UN9/538, UM9/539,
UN18/504, UN18,505,
UN19/503.
Superseded
by CD3/505 in
some applications. DD 1966. DD Spec 8.237. DDTM 8.226.
OBSOLESCENT.
Waveform Drive Generator, 525 lines. Similar to GE1/520
but for 525 line NTSC standard. Produces outputs of
colour subcarrier and twice line frequencies. PN3/23 with
PS2/36, OS2/514, UN17/504, UN17/5l4, UN17/5l5, UN17/5l6.
DD 1966. DD Spec 10.21. ACO. OBSOLESCENT.
Cue Dot Generator used for generating a cue dot on any
picture passing through a central mixer. CHl/12C, pegs 6,

50