- 105 -
separate one line delays. Suffix A = 625 lines, B = 525
lines. PN3A/16D with PS2/121K, 2 UN14/507A or UN14/507B,
UN3/519, NE4/509. DD 1967. DD Spec 7.131. DDHB 7.147.
EDI 10007JLY69. ACO. OBSOLESCENT.
Dropout Compensator Equipment used with Ampex video tape
recorders to insert a portion of the previous video line
when a 'dropout' occurs. PN3A/16C with UN14/507A,
UN9/567, PS2/47, NE4/511 and space for GE4/539. 625 lines
only. DD 1968. DD Spec 7.162. DDTM 7.158. OBSOLESCENT.
525/625 line version
UN14/507B, UN9/567, PS2/47, NE4/513. DD 1969.
DD Spec 7.165. DDHB 7.158. EDI. OBSOLESCENT.
Automatic Cinemascope Conversion Equipment for automatic,
pre-programmed conversion of wide screen films on a flying
spot te1ecine machine. Includes footage counter and
display unit, punched paper tape reader and associated
control and logic and a visual display of area of film
being scanned. Two PN3/23 and 483mm x 133mm panels.
DD 1969. WITHDRAWN.
Automatic Registration Equipment for detecting
registration errors between luminance and colouring
channels in an EMI type 2001 4 tube colour camera and
correcting them by controlling the shift circuits in the
camera. PN3/23 with sub-units including UN3/526A,
UN3/526B, UN19/506, UN19/507, UN20/533, UN20/534.
DD Spec 7.199(71).
EDI 10126(1)FEB72, 10119(1)JAN72. OBSOLESCENT.
Caption Generator Equipment used to produce electronically
generated alphanumeric captions from a standard 8 bit
binary code input. Two PN3/23 with sub-units. DD 1970.
DD Spec 7.243. DDTM 7.172 and 7.175. EDI10119(1)JAN72.
Modem Interface Equipment used in conjunction with
EPlM/521 to convert data signals from a PO Modem No. lA,
Model 5, to a form suitable for driving EPlM/521. PN3/23
with UN3/528, UN3/529, GE1/559, C01/502, PS1/13B, PS2/90.
DD 1970. DDHB 7.194. OBSOLESCENT.
Television Waveform Analyser Equipment for measuring
linearity, differential gain, and differential phase on a
test line signal or a line repetitive signal. Version of
EP1/508 for portable use by maintenance teams. PN1/14
with PN1/17, UN1/540, UN1/541, OSl/502 or OSl/513,
UN1/576, GE2/574, PS2/92B. Superseded by ME3M/502.
DD Spec 5.186.
Chrominance/Luminance Gain and Delay Inequality and Noise
Measuring Equipment used as a companion to EPlM/523 to
measure group delay, noise and intermodu1ation products in
a video signal using a line in the vertical interval.
PN1/14. DD 1970. DD Spec 5.208. OBSOLESCENT.