MX1/508
MX1/508A,508B
MX1/509C,509D
MX1/510
MX1/511
MX1/ 5l2A, 512B
MX1/513A, 513B
MX1/514
MXlM/517
MX1/518
MXlM/519
MX1/520
- 205 -
MX1
OS2/511, to convert vision and sound signals at 37.5MHz
and 31.5MHz respectively to any channel in Bands IV and V.
CH1/45. DD 1968. DD Spec 6.161. WITHDRAWN.
UHF Mixer used
boards. DD 1969.
in MX1/509. Small chassis with printed
ACO. OBSOLESCENT.
UHF Mixer and Filter Unit in MDlM/507 at frequencies in
Bands IV and V. Includes MX1/508, AT4/509A, FL2/533B or
FL2/534B, AT4/512A. CH1/12A. DD 1969. DD Spec 4.54.
OBSOLESCENT.
As MX1/509A, MX1/509B
output socket.
OBSOLESCENT.
respectively but with rear
DD 1969.
DD Spec 4.54.
UHF
ACO.
Caption Effects Mixer electrically
CH1/43, pegs 1, 2, 5, for use in
DD Spec 8.383. OBOSOLESCENT.
as MX1/506
PAlM/558.
but in
DD 1969.
Caption Characters Mixer used in GElM/545 for combining
the outputs from the character boards to produce a video
waveform. Printed circuit board with 33 way ISEP plug.
DD 1969. DD Spec 7.181. OBSOLESCENT.
UHF Up Mixer used in TM3/502 to convert an IF signal to
UHF. Similar construction to MX1/507 but uses fixed right
angle connectors the orientation of which is denoted by
the suffix. DD 1969. WITHDRAWN.
UHF Down Mixer used in TM3/502 to convert a UHF signal to
an IF signal. Similar construction to MX1/507 but used
right angle connectors the orientation of which is denoted
by the suffix. DD 1969. WITHDRAWN.
UHF Down Mixer used in RC4/504 to convert UHF signals to
IF signals. Similar construction to MX1/507 but with
right angle connectors for the UHF signals and has a
balanced IF output on two pins. DD 1969. DD Spec 6.169.
WITHDRAWN .
Studio Vision Mixer, consisting of a framework containing
the electronic units of equipment type EP5/512, with
cooling fans. Bay mounting. 978mm high, 435mm deep.
DD 1972. DDMI8.441(73). OBSOLESCENT.
Studio Channel Mixer, forming part of MXlM/5l9. Contains
sync separator and colour sync monitor, with six high
isolation switches. Printed circuit board 395mm x 22Omm.
DD 1972. OBSOLESCENT.
Studio Vision Mixer, forming part
bay mounting framework containing
a forced air ventilation system,
OBSOLESCENT .
of EP5/513. Comprises a
the electronic units and
978mm x 435mm. DD 1972.
Character Waveform Mixer, forming part
EPlM/530 is formed by modification of
of EPlM/530. When
EPlM/521, MX1/520

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