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PA17
PA17 RELAY PANELS
PA17/2
1957/58.
PA17/l
1957/58.
PA17/4
PA17/3
PA17/5
PA17/6
PAl 7/7
Used at Cardiff. 1957/58. OBSOLESCENT.
Used at Cardiff. 1957/58. OBSOLESCENT.
Used for
1957/58.
remote control of Light
OBSOLESCENT.
and
Home programmes.
PA17/7A
PA17/8
Used for remote control at Bangor. 1957/58. OBSOLESCENT.
Used at local studio centre to operate phantom circuits
between centre and VHF stations for remote switching of
transmitters. Controlled by PAl/5 at remote control
points when centre is unmanned. 1957. OBSOLESCENT.
PA17/8A
Used at local studio centre to changeover to reverse R4
and R2 Programme SB Circuits. Controlled by PAl/SA at
remote control point when centre is unmanned. 1957.
OBSOLESCENT.
PA17/9
Provides facilities for calling, answering and re-calling
on two destination telephone lines extended from EMX
together with one programme when line not used for
telephone. Automatically transfers unanswered calls to an
EMX. Includes RPL/3l. Used with PA17/l0. 1957.
DD Spec 3.150. OBSOLESCENT.
PA17/9A
PA17/9 with facility for sending cue programme to either
telephone
line
or
outgoing cue programme
line.
1958.
DD Spec 3.150. OBSOLESCENT.
PA17/10
Used with PA17/9 when more than two destination telephone
lines are required. 1957. OBSOLESCENT.
PA17/11
Provides facilities for call and answer side of three tie
circuits for EMX. Includes RLP/31. 1957. DD Spec 3.156.
OBSOLESCENT.
PA17/l2
Used for transfer of facilities between two EMX's. 1957.
DD Spec 3.220. OBSOLESCENT.
PA17/13
Provides recall
Includes RLP/3l.
facilities for 25 local sources to EMX.
1957. DD Spec 3.157. OBSOLESCENT.
PA17/l4
Used for diversion of telephone pairs to alternative
Used
on
Monitor
Bay
BA7/l
at
Bush
House.
DD Spec 3.141.
OBSOLESCENT.
 
 
 
Used
on
Monitor
Bay
BA7/l
at
Bush
House.
DD Spec 3.142.
OBSOLESCENT.
 
 
 
Used
at
Bartley
for
remote
switching.
1957/58.
OBSOLESCENT.
 
 
 
 
Used
at
Southampton
for
remote
switching.
1957/58.
OBSOLESCENT.
 
 
 
 

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