UN010614 UN1/614A
UN010614 UN1/614P,AP
UN010709 UN1/709
UN010715 UN1/715
UN1P/715
UN1/715A
UN010721 UN1/721
UN010721 UN1/721A
UN1/721B
UN010722 UN1/722P
UN010723 UN1/723
UN1/723A
UN1/723B
needed in audio
CH1/65C. DD 1977.
processor for external
DDMI 6.324(78).
broadcasting.
As UN1/614
information.
As UNl/614A.
but also indicates presence of S-i-S
DD 1970. DD Spec 11.121. EDI 10092(MAY)71.
OBSOLESCENT.
Oscilloscope Conversion Unit, modification kit for the
Tektronix 1481R Waveform Monitor to provide full
coder calibration facilities. 2 printed circuit boards and
switch. DD 1975. DDMI 9.218. DDTM 9.127(76).
Amplitude Measuring Unit. Video signal measuring unit used
with an oscilloscope for accurate measurement of amplitude,
coder and oscilloscope calibration.
For bay mounting,
a
termination panel PA20/523 is required. Power requirements
240V mains. CH1/65D. DD 1981. EDI 10285(1) JUL 76. DDMI
9.216(76). DDHB 9.118.
Ampli tude Measuring Unit. Measurement of video signal
amplitudes as UN1/715 but in portable carrying case
CS2/24D.
Power
requirements
240V
at
25W.
Sub-unit
UN1/715. DD 1980.
Multi-standard Amplitude Measuring Unit. A number of
UN1/715s are to be modified by the addition of a small PCB
and a switch on the front panel, to measure EBU and NTSC
parameters, as well as those of the BBC measured on the
UN1/715. Power requirements 240V mains. CH1/65D. Parent
equipment UN1/715. DD 1982.
Subcarrier Phase Unit. This unit provides a variable
calibrated 10 phase shift at 4 .43MHz. Printed circuit
board. DD 1976. DDTM 9.130(76). EDI 10275(1)APR76.
Subcarrier Phase Unit. UN1/721 mounted on CH1/12A chassis.
DD 1976.
Subcarrier Phase Unit.
UN1/721
mounted
in an Eddystone
box. DD 1976.
A.F.R.
Interrogator.
Accepts
F.S.K.
tones
from
an
Automatic Fault Reporter over telephone lines and decodes
them to give a 7 segment display of numbered fault
conditions.
Will
also
generate
instruction
tones
to
the
Automatic
Fault
Reporter.
240V
a.c.
mains
supply
required. Portable case, 305mm x l78mm x l78mm. DD 1976.
Noise Comparator Unit. The unit accepts two composite
video signals and derives a control signal indicating which
signal has the lower noise (measured on lines 12 and 325).
Part of Diversity switch UN9M/602. CH1/6 4J. DD 1976.
Noise Comparator Unit. The unit accepts two composite
video signals and derives a control signal indicating which
signal has the lower noise (measured on lines 12, 325). As
UN1/723 with revised panel indication. Power requirements
+12V, -12V, +5 .25V. CH1/64A. Parent equipment SE1M/501.
DD 1978.
Noise Comparator Unit. As UN1/723 with revised panel
indication. Code pins as for UN1/723 and UN1/723 A. Power
requirements
+12V,
-12V,
+5.25V.
CH1/64A.
Parent
equipment SE1P/503. DD 1980.
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