PAlM/564
PA1/565
PAlM/566A
PA2/1
PA2/2,2A
PA2/3
PA2/5
PA2/6
PA2M/7
PA2M/7A
PA2/8
PA2M/9
237 -
PAl
Fader Panel used in BA10/501 to enable cross fades between
two sets of colour separation (RGB) input signals to be
achieved. PN3/23 with 2 AMS/520, PS2/12lM, PS3/41,
AM4/522 and dummy panels. DD 1972. DDMI7.282(74).
OBSOLESCENT.
Coaxial Termination Panel, used to terminate 16 external
vision circuits on a bay, also to isolate each circuit,
and for monitoring. 483mm x 90mm flat panel, with 16
isolated metal boxes each mounting two coaxial connectors.
SCPD 1972. OBSOLESCENT.
As PAlM/566 but with six plug-in units and one dummy
panel, for use in EP14M/506A. DD 1972. OBSOLESCENT.
PA2 ALARM PANELS
Panel, Alarm, Remote (Sending). Used with transmitter
remote control systems. 1959. OBSOLESCENT.
Buzzer Panels. 1959/60. OBSOLETE.
Programme Failure Alarm used in conjunction with MNA/3.
DD 1961. DD Spec 5.56. DDTM 5.23. OBSOLESCENT.
Alarm Panel used to provide audible and visual alarms for
EP1/4, and changeover facilities in the event of failure
of 0.5 second pulses. CH1/21. 1966. WITHDRAWN.
Panel, Alarm, Relay used to monitor
and give an alarm if anyone
Manchester-Carlisle switching system.
1966. WITHDRAWN.
three power suppliers
fails. Used on
483mm x 44mm panel.
Automatic Report Alarm Panel installed at unmanned sites
to originate a call over the public telephone network when
a change of state occurs. Two PN3/23 with UN10/11,
GE14/4, RP4/3, UN3/l2, UN3/13, UN14/4, PS1/17, PS2/65, 5
UN20/5. DD 1966. DD Spec 2.269. DDHB 6.103. ACO.
OBSOLESCENT.
Similar to PA2M/7 but fitted with code indicator section.
Two PN3/23 with UN10/11, GE14/4, RP4/3, UN3/12A, UN3/13A,
PS1/33, PS2/105A, PS2/105B, UN1/127, UN14/4, UM3/28 and
UN20/5, UN1/98, UN3/16 as required. DD 1969.
DD Spec 2.338. DDTM 2.190, 2.228. OBSOLESCENT.
Oven Supplies Alarm Panel giving lamp and buzzer
indication of failure of oven supply of field store
converter. 89mm x 483mm. 1968. WITHDRAWN.
Automatic Reporter Alarm Panel used to give a voice
announcement followed by a coded report on the state of an

37