MN6
MN6/502
MN6/S03
MN6M/S04
MN6M/SOS
MN6/S06
MN6/507
MN6/S08
MN7/502
MN7/503
MN7M/504
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General Purpose Waveform Monitor for examination of
televison waveforms. Includes display unit and space for
inclusion of 2 plug in B size modules such as AMl/567 and
UN1/558 for extension of facilities. Mains operated. Can
be used with PAlM/529. Panel 483mm x l40mm for bay
mounting or housing in standard case or portable case.
DD 1966. DD Spec 9.105. DDHB 9.117. ACO. OBSOLESCENT.
Monitors IV composite video signal to give a field or line
display of the waveform together with a level indicating
cursor line. 405, 525 or 625 line signals, colour or
monochrome. First used in telecine areas at Television
Centre Spur side-by-side with MN3/503. Portable 254mm x
l40mm x 356mm. DD 1966. DD Spec 9.75. DDHB 9.117. ACO.
WITHDRAWN.
Vector Waveform Monitor. Accepts one or two PAL encoded
colour signals and displays the colour vectors as X and Y
coordinate video signals using either a regenerated or
external subcarrier and 7.8kHz switching signal to
demodulate the colour signal. PN3/23 with DMl/502,
UN9/542, UNl/540B and display unit. DD 1966.
DD Spec 8.250. DDHB 9.117. ACO. OBSOLESCENT.
DD 1967. DDHB 9.117. CANCELLED.
Waveform Monitor. Transistorised version of MN6/50l.
DD 1968. DDHB 9.117. WITHDRAWN.
NTSC Vector Waveform Monitor comparising UN1/540, UN9/546,
DMl/503
and
display
unit.
DD 1968.
DDHB 9.117.
WITHDRAWN.
General Purpose and Television Waveform Monitor, formed by
modification of a commercial oscilloscope (Telequipment
D67). Modifications are on two printed circuit boards
fitted inside the original case, 240mm x 2l0mm x 44Omm.
DD 1972.
DDMI 9.151.
DDHB 9.107.
EDI 10153(1)DEC73.
OBSOLESCENT.
MN7 FREQUENCY MONITORS
Frequency Checking Monitor used in OS5M/50l. DD 1965.
WITHDRAWN.
High Frequency Monitor for automatic alarm and changeover
functions on failure of a continuous high frequency signal
(e.g.
colour
subcarrier).
CH1/12A,
pegs
25,
32.
SCPD 1968. OBSOLESCENT.
Precision Subcarrier Frequency Monitor for measuring
accurately 625 line PAL subcarrier frequency of remote or
local sources and counting the number of cycles in 8
fields. PN3/23 with OSl/502 or OSl/5l3, UN1/540, UN1/603,

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