Inserting Amplifier. Inserts test signals on externally
selected line. Includes a test signal mixing land output
amplifier. Power requirements +12 V, +5 V, -5 V, -12 V.
2U unsupported printed board. Parent equipment GE4SM/575.
Video Auto-Phasing Amplifier. 6 dB video amplifier
providing 700 subcarrier phase correction automatically
using phase and timing references from UN26/601. High
impedance video input. 6 x 75 Q video outputs at 1 V p-p.
Power requirements +18 V, at 200 mAt -18 V, at 200 mA both
CH1A/44. Termination panel PA20/534. DD (8) 1985.
Key Delay and Amplifier. To delay key and compensate for
loss. Unit also conditions mixed blanking to a 0.7 V key
signal. Unit is used in BBC 2 symbol system. Power
Requirements ::!:12 V. CHl/64A. Chassis Extender CH1A/43.
Telecine Head Amplifier. This P.E.C. head amplifier is a
replacement for the existing head amplifier in the Cintel
Digiscan MK.III Telecine. It provides a significant
improvement in signal to noise ratio. Power requirements
+12 V, 40 mAt -12 V, 40 mA. PCB: 75 mm square. Parent
equipment: Cintel Digiscan MK.III Telecine. Supersedes
Cintel P.E.C. Head Amplifier GB100159 issue 6. D & ED(C)
Distribution Amplifier, providing unbalanced output signal
and zero volume from eight input signals via pre-set gain
controls and remotely controllable 'switches. Printed
circuit board, l33mm x l78mm, with front panel l5mm wide.
Output Amplifier. Takes in programme
unbalanced, gives out programme at OdB
floating. Minimum load impedance 10kQ.
card. Power Requirements ::!:15V 40mA. 2U
Parent equipment RP2/10. DD 1977.
at -20dB volume
Two channels per
Output Amplifier. Takes in programme at -20 dB volume
unbalanced and gives out programme at 0 dB volume,
balanced, floating. Minimum load impedance 600 Q. Two
channels per card. Power requirements +36 V regulated down
equipment EP2/10. DD 1977.
2 x 4 Source Selection Amplifier. Similar to AM4/11 but
the inputs are divided into 4 groups of 2 each feeding a
requiremetns ::!:12 V d.c. Printed circuit board 111.76 mm x
190.5 mm. SCPD 1978.
2 x AM4/10 Cue Programme Amplifier. To meet a requirement
to mount 12 Cue Programme Distribution Amplifiers mounted
on a 3U printed board and wired to tags on the board.
6 boards of this type will plug into the CHl/77 on 37 mm