PAl
PAlM/530
PAlM/531
PA1/532
PAlM/533
PAlM/534
PA1M/535
PAl/536
PAl/536A
PAlM/537
PAIM/538
PAlM/538A
PAlM/539
PAlM/540
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Signal Processing Panel used in EP1/504. Accepts delayed
video signals from PA7M/505 and produces a standard
composite video output signal which has undergone vertical
aperture correction. Two PN3/23 with AMS/5l0, UN1/560, 2
AM5/507, AM4/512, UN3/5ll, PS2/l3B, AM4/5ll, UNl/523,
AM4/506A, GE2/536, UNl/525, NE4/503. 1965. DD Spec 7.90.
ACO. OBSOLESCENT.
Reflection Cancellation Panel to add delayed, attenuated
and inverted television signals to the main signals to
cancel reflections on television transmissions. PN3/23
with 2 UNl/566, 2 AM4/5ll, EQ5/503. Delay cable is fitted
to a 254mm high panel mounted above. 1965. WITHDRAWN.
Monitor Connector
is not housed
OBSOLESCENT.
Panel used with MN3/502 when the latter
in PN3/23. DD 1965. DD Spec 8.203.
1966. CANCELLED.
1966. CANCELLED.
UHF Television Translator Panel containing accessory units
used
in
EP7/5ll.
PN3/23 with
sub-units.
1967.
OBSOLESCENT.
Coaxial Jumper Panel for subsidiary jumpering of coaxial
cables. Comprises 7 UN1/504 on 483mm x 45mm panel with
38mm dish for mounting above or below PAl/507. 1967.
OBSOLESCENT.
As PA1/536 but with 5lmm dish for mounting above or below
PA1/504. 1967. OBSOLETE.
Separation and Monitoring Panel used in EP5/507 to remove
sync pulses and colour sync information required in the
mixer. 405, 525 and 625 line standards. 2 PN2/23 with 8
UN1/589,
8
MN2/51l.
1967.
DD Spec 8.295.
ACO.
OBSOLESCENT.
Sync Separation and Monitoring Panel used
place of PA1/520 to provide colour working.
UN1/589, 3 MN2/5ll. 1968. DD Spec
OBSOLESCENT.
in EP5/503 in
PN3/23 with 3
8.309. ACO.
As PAlM/538 but with modified rear panel
capable
sync
separator
and
monitor
PA6!5ll. SCPD 1969. OBSOLESCENT.
to give a colour
comparable with
Video Output Processing Panel for insertion of blanking,
syncs, clippings etc. PN3!23 with UN1!525 (units lB, 2A,
3, 4A), FL4/558, GE2!564B, UN14/506, AM4!5l7. 1968.
DD Spec 7.141. ACO. OBSOLESCENT.
Synchronising
provide sync
842579/00 from
and select the
and Sub-carrier Selection Panel used to
signals for Pye Waveform Generator type
the video input of C06/505 and distribute
colour sub-carriers required by GElM!526.

34