depending on the signal requirements. CHl/12A, pegs 5,
23. DD 1965. DD Spec 9.64. ACO. OBSOLESCENT.
Similar to GE2/540 with addition of switch to give dual
standard facilities. DD 1966. WITHDRAWN.
Gating Pulse Generator used in MN2M/506. CHl/12A, pegs
18, 25. DD 1965. OBSOLESCENT.
Counter Drive Pulse Generator used in EP6/50l to provide
pulse coincident with passage of film frame through gate.
Consists of Unit 1 (Pick-up Unit) used with rotating
magnet mounted on main shaft, and Unit 2 (Processing Unit)
in CHl/12A, pegs 18, 30, to drive the counter. DD 1965.
DD Spec 7.108. DDHB 7.117. ACO. OBSOLESCENT.
Pulse and Bar Generator. Superseded by
CHl/33 with PS2/l3F, GE2M/547, GE4/5l6C,
Can be mounted in CS2/llA for portable use.
DD Spec 9.66. ACO. OBSOLESCENT.
As GE2M/543 but fitted with BNC type connectors instead of
Musa. DD 1966. DD Spec 9.66. OBSOLESCENT.
Field Gating Pulse Generator used to derive a pulse of one
field duration, occurring once per four fields,
synchronised to rotation of an external mechanical
assembly. CHl/12A. DD 1966. WITHDRAWN.
Pulse Adding Generator. Generates a peak white pulse and
adds it to a standard video waveform. CHl/12A. DD 1966.
Waveform and Timing Pulse Generator used
Includes GE2/548. CHl/l2A, pegs 2,
by GE4M/56l. DD 1966. DD Spec 9.68.
Timing Pulse Generator used in GE2M/527. Printed board.
DD 1966. ACO. WITHDRAWN .
Local Colour Subcarrier Pulse Generator used in phase
comparison equipment to provide pulses representing phase
of local subcarrier signal in timing comparison circuits
of GE2/550. Used in EP5L/505 and EP5M/506. CHl/26A, pegs
4, 33. DD 1966. DD Spec 10.17. ACO. OBSOLESCENT.
Remote Colour Sub carrier Pulse Generator used in phase
comparison equipment to produce pulses representing phase
of the remote subcarrier signal and compare them in time
with the pulses from GE2/549. CHl/26A, pegs 4, 34.
DD 1966. DD Spec 10.18. ACO. OBSOLESCENT.
Pulse Blanking Generator used in slow motion V.I.R.
Accepts a 2L frequency pulse train and generates a pulse
to blank alternate pulses of the input, locked to a feed
of incoming mixed sync pulses. CHl/l2A. DD 1966.