NE4/514
NE4/515
NE4/516
NE4/517
NE4/518
NE4/521
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NE4
trimming delay for UN14/507B for 525/625 line standards.
Incorporates a relay for a standard change. Printed board
140mm x 63mm. DD 1969. OBSOLESCENT.
Delay Network providing delay and relay switching in the
19 channel MCCR OB Mixer. Permits easy adjustment of
delay to compensate for 5 inputs to AM1/504. Printed
board 114mm x 165mm. DD 1969. WITHDRAWN.
Matrix Phasing Delay Network for preset adjustment of
sub-carrier phase individually to any number of sources on
MA2M/50lA, MA2M/502A independently of inputs to MA2M/501,
MA2M/502 with which they are in parallel. Printed board
of same dimensions as EQ1/516 and AT3/510 for mounting in
the position of one of them on MA2M/501, MA2M/502.
DD 1969. WITHDRAWN.
CSC Delay Unit used in UN1/580 to control phase of
sub-carrier. Pre-set with tappings. Printed board 51mm x
115mm. DD 1971. WITHDRAWN.
DD 1974. CANCELLED.
DD 1974. CANCELLED.
Video Delay Network, variable between 15ns and 650ns, in
5ns increments. CHl/65A. DD 1965. OBSOLESCENT.
NE4 Sub Group not available for new designs DD 1977.

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