UN230070 UN23/70
UN23007l UN23/7l
UN230072 UN23/72
UN230073 UN23/73
UN230074 UN23/74
UN230078 UN23/78
UN230079 UN23/79
UN230080 UN23/80
UN23008l UN23/8l
UN230082 UN23M/82
UN230083 UN23/83
Input Unit. Terminates input lines and derives indications
for VHF Radio Control and Indication Panel. CHl/64J. DD
1977 .
Row Drive Unit. Contains circuitry for strobing rows of
matrixed display used in VHF Radio Control and Indication
Panel. CHl/64J. DD 1977.
Column Drive Unit. Contains circuitry for strobing columns
of matrixed display in VHF Radio Control and Indication
Panel. Modified CHl/64J (provision for additional front
edge connector). DD 1977.
Printer Interface Logic Unit. Accepts BDC in parallel
and produces an 8 column print instruction in the form
timed sequence of print head drive pulses. Used only
UN23/S9 Printer Interface Unit.
CHl/ 64J.
114 way
connector. DD 1977.
form
of a
with
rear
Logic Change over Unit. This unit forms part of the VHF/FM
Translator change over unit, EPlM/22. CHl/64A. TX 1977.
Translator Unit. Provides 20 voltage translators from
+24V, OV to !7.SV for CMOS logic. Also telephone to
headset, private and non private logic. Power requirements
!7.SV, OV 2S0mA. 3U high x 178mm deep ISEP. PCB with UECL
connector. No front panel. SCPD 1977.
Stereo DAC Logic Unit. This unit provides logic switching
of pulses feeding two DAC's type C09/1 in the PCM coder
monitor MN4M/4. +9V lA, +28V 100mA, -16V 100mA. SU CDX
card with 2 x 72 way edge connector. Parent equipment
MN4M/4. DD 1977.
Mono DAC Logic Unit. This unit provides logic switching of
pulses feeding two DAC's type C09/1 in the PCM coder audio
monitor MN4M/4. +9V lA, +28V 100mA, -16V 100mA. SU CDX
card with 2 x 72 way edge connector. Parent equipment
MN4M/4. DD 1977.
Lamp Driver Unit. This uni t accepts logic signals from
UN23/79 and UN23/80 and drives a number of lamps on the
control panel PA8/4l2. Power requirements +9v lA, -16V
100mA, +28V lA. SU card with 2 x 76 way edge connector.
Parent equipment MN4M/4. DD 1977.
Control Unit. Houses control logic, signal recording and
reproducing amplifiers and machine interface components.
Power requirements 240V 400mA. PN3/S4. Parent equipment
EPl/17. Sub-units AM1S/9, AM16/1S, OS2/48, PS2/187D,
PS2/187G, PS2/22S, UN1/184, UN1/l8S, IN23/61, IN23/62. DD
1977. DDMI 7.432(80).
Control Interface. Provides an interface between the
control panel of the RP2/10 and the circuitry of the
Technics SP10 Mk.II turntable. Power requirements SV lA.
2U unsupported card. Parent equipment RP2/10. DD 1977.
311

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