DK3
DK3/l9
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Used with modified DK3/6 and DK3/l5 to expand facilities
to give S4 100 outlet source selectors (100 sources, S4
destinations), 50 EMX subscribers, 300 twin monitor
points, vision monitoring, 96 control line monitor points,
intercom. Comprises CT49, 2 INl/2, Panel No. 233C, 3 No.
234A, 3 No. 240, 3 No. 243A, No. 246C, PAS/112A, PAS/1l3A,
PAS/113B, PAS/126A. DD 1962. WITHDRAWN.
==========================================================================
DK3 Sub Group not available for new designs DD 1977.
DK4/1
DK4/2
DK4/3
DK4/4
DK4/5
DK4 SOUND PRODUCTION DESKS
Associated with DK4/2 and Table TAl/1 to form control desk
for EP5/3 Studio Equipment Type B Mark Ill. Embodies
CT/51. Suffixes indicate slightly different versions for
particular installations. DD 1956/64. DD Spec 3.131.
OBSOLESCENT.
Associated with DK4/1. Embodies CT3/l. Suffixes indicate
slightly different versions for particular installations.
DD 1956/64. DD Spec 3.131. OBSOLESCENT.
Mixer Desk used in EP5/4 for control of up to 10 outside
sources, 3 local microphones and reproducing equipment.
Associated with DK4/4. Comprises CT/51 with PAS/4, PAS/5,
PAS/100A, PAS/100B, PAS/101A, PAS/101B, PAS/102A,
PAS/l03A, PAS/104A, PAS/I04B, PAS/I05A, PAS/106A,
PAS/12lA, 7 PAS/123A, 3 PAS/123B and 5 panels No. l07D, 2
No.
110A,
No.
14S.
DD 1956/64.
DD Spec 3.277.
OBSOLESCENT.
Technical Operator's Desk forming part of Mixer Suite
EP5/4. Provides direct source selection for test purposes
of 7 of the 10 channels of Mixer Desk DK4/3, the other
three being plugged into the control room, and facilities
for switching of clean feeds and cue programmes, and
communication and monitoring. Comprises CT/49 with
PAS/7A, PAS/7B, PA8/77A, PAS/7SA, PAS/79A, 2 PAS/SOA,
PAS/I07A, PAS/IOSA and Panels No. 246C, 2 231, 3 240, and
UNlO/3. Broadcasting House Extension. SX.6. DD 1956/64.
DD Spec 3.252. OBSOLESCENT.
Used with EP5/5 to control 9 microphone channels, 4
reproducting channels (tape or gramophone) and 2
independent channels. Comprises CT3/6A, CT3/6B, CT3/6C
with 2 JF/113, PAS/127A, PAS/134, PAS/136A, PAS/141A,
PAS/142A,
PAS/143A,
PAS/144A,
PAS/145A,
PAS/146A,
PAS/14SA, PAS/150A, PAS/153A, PAS/154A, 5 PAS/137, 2
PN3/23A, 2 PN3/25, 2 PN3/31, PN3/32, PN3/33, 5 PN5/1,
UNS/I, 3 UN1/22, UN9/6, 2 UN10/7, 4 AMl/4, 9 AM7/3, 35
AM9/5, ME12/4, 2 ME12/5, 2 EU/lA, FL1/l3, ST3/1.
DD 1956/64. DD Spec 3.331. TI.SX.6. OBSOLESCENT.

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