GE2/502
GE2/502A
GE2/503
GE2/503A
GE2/S03B
GE2/S03C
GE2/504
GE2/S0S
GE2/S05A
GE2/S06,S06A
GE2/S07
GE2/S08
GE2/S09
- l5S
GE2
equipment.
DD Spec 8.S1.
Mains operated.
OBSOLESCENT.
CHl/l2A.
DD 1961.
Sampling Pulse Generator used for sampling or clamping
purposes. Separates sync pulses from a composite video
signal and forms two trains of sampling pulses. Accepts
monochrome or colour signals on any normal line standard.
Used in AM18/S09. CHl/l2A. DD 1961. DD Spec 6.82. ACO.
OBSOLESCENT .
Sampling Pulse Generator used with AM3/50l in AM18/S04.
Similar to GE2/S02 but with output pulses of shorter
duration on 405 line operation. DD 1965. DD Spec 6.101.
OBSOLESCENT.
Gating Pulse Generator used on AM18/503 to operate gates
on AM18/507. CH1/12A. DD 1961. DD Spec 8.71. ACO.
OBSOLESCENT.
Similar to GE2/503 but used in AMI8/Sl3, AM18/Sl3A,
AM18/513B to produce only slightly widened gates for
AMI8/514. DD 1964. WITHDRAWN.
Similar to GE2/S03 but has no delay line control and
produces gate pulses of a single width for AM18/S20. Used
in AM18/S03A. DD 1967. DD Spec 8.71. OBSOLESCENT.
Modified GE2/503A for use in AMI8/S13C.
OBSOLESCENT.
DD 1968.
Sync and Switching Pulse Generator
Mixed sync pulses from UN1/5l0 are
shaped and fed to AM18/507. Field
switching are fed to UN9/5ll.
DD Spec 8.72. ACO. OBSOLESCENT.
used on AM18/503.
delayed, clipped and
trigger pulses for
CH1/l2A. DD 1961.
Clamp Pulse Generator. Part of UN4/50l.
DD 1962. DD Spec 8.81. ACO. OBSOLESCENT.
CHl/12A.
Modified GE2/50S for 9V working. Used on PA18/507.
DD 1964. OBSOLESCENT.
Switch Pulse Generator used on UN4/S0l. CHl/l2A. Suffix
A indicates addition of NEl/512 for caption effects on
modified
UN4/502.
DD 1962.
DD Spec 8.85.
ACO.
OBSOLESCENT.
Line Pulse Clipper.
DD Spec 8.84. ACO.
Part of UN4/501. CHl/12A. DD 1962.
OBSOLESCENT.
Burst Gate Generator. Provides burst gating pulse used in
NTSC type coders to produce the burst portion of the coded
signal. Mains operated. CHl/12A. 625 or 525 line
standard.
DD 1962.
DD Spec 8.93.
DDHB 8.121.
OBSOLESCENT.
Iris Pulse Generator.
DD 1963. DD Spec 8.127.
Part of UN4/502.
ACO. OBSOLESCENT.
CHl/12A.

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