3U Apparatus Connector. PBW apparatus connector, used to
enable 32 way plugs to be fitted to chassis type CH1/82 not
containing PCB's. To facilitate connection to chassis
mounted equipment. 3U PCB, 99.75 x 38. DD 1983.
Lead-through and Bypass Board. Connects 10-way lead
through extrusion wall with suitable decoupling. Comprises
PCB 55 x 22mm with two 10 way insulation displacement cable
terminations, one on each side, and by-pass capacitors on
each lead. PCB 55 x 22mm. DD 1984.
Fan Module. Consists of two axial fans, mounted in a metal
frame work, which operate simultaneously. Two speeds are
possible by means of switch which connects the fans in
series or parallel. The Module may be mounted in a lU Fan
Tray (code PN1/43A&B) or by use of brackets, direct to the
lacing bars of FWl/15 series of Bays. Power requirements
240 Vac. 423mm x l50mm x 26mm. ED 1984.
Digital Audio Multiphase Bus. This is a standard
backplane, 4U crate combination without power supplies. It
forms the basis of many digital audio systems. Power
requirements depends on system. 4U crate. DD 1984.
Interconnection Panel. Used in RC5/503 to provide power,
control, video and audio interconnections between the
various units. Power requirements +10 V. PCB 200 x 55 mm.
Parent equipment RC5/503. DD 1984.
processor board UN26/22A to carry 2 - 8p switches and 3
leds for front panel operation and indication.
58.5 x 39.5. Parent equipment UN26/28. DD 1984.
Microcomputer Personality Module. A personality module
which, when used with the ME4P/l Redcode Reader, makes it
possible to validate the ROM, or EPROM, contents of the
8 x 41, 8 x 42, 8 x 48, 8 x 49 and 8 x 50 series
microcomputers. Powered from ME4p /1. Parent equipment
ME4P/1. DD 1984. DDMI 9.339(85).
Plessey Multiplexer Modification Board. This is an
additional card to the commercial P1essey Multiplexer. Its
function is to phase lock the 8448 kbit/s output bitstream
to the 6336 kbit/s clock of the 13-channel PCM Coder
obtained from Plessey Unit. 8~" x 1~". Parent equipment
Buffer Interface Board. Used with CD2M/17 NICAM Coder and
CD3M/33 NICAM Decoder to provide buffered fault monitoring
outputs. Power requirements 5 V. 54 x 43 mm PCB. DD
TDC1048 to TDCl007 Adaptor. Converts the 28-way pinout of
the TRW TDC1048J6 Video ADC to the 64-way pinout of the TRW
TDC1007 J1, an earlier, more expensive, and functionally
compatible device. The MP2/40 - and TDC1048 combination