BCS displays group 20 years old

BCS displays group 20 years old

Oisploys news Radar s i m u l a t e d A radar sunulator from Ferrant, is able to simulate a wide r a nge of civil and military marine radars. In its s...

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Oisploys news Radar s i m u l a t e d A radar sunulator from Ferrant, is able to simulate a wide r a nge of civil and military marine radars. In its standard configuration, the D5651 simulator is suitable for applications including r a da r o p e ra t o r training, equipment proving and the simulation of radar dxstributlon and display systems for maintenance and setting up. A m i c r o p r o c e s s o r - b a s e d system g e n e r a t e s azimuth, t r i gger

Range of colour tubes A ra n g e of Toshiba colour display tubes, from 9 to 12 inches, is available from Norbain Imaging. The full r a n g e currently comprises eight tubes, from a compact 0.28 mm dot pitch 9 inch fullsquare display to a 12 inch m ode l with 0.47 mm pitch, options include a r o u n d or slotted a p e r t u r e mask and either a small or mini neck. The 22.5 mm mini neck design offers both p o w e r and cost savings in chassis design as well as 10 inch and 12 inch chassis design compatibility. Vertically integrated manufacturing allows Toshiba to offer these CRTs with inherently superior performance. Design and d e v e l o p m e n t of k e y component parts such as cathode, shadow mask and p h o s p h o r is carn e d out in-house and allows for total quality control in CRT manufacturing. All the tubes m the r a nge incorporate a q u ad r a potential focus inline gun system with astigma control. This r e d u c e s the spherical aberrations and main lens magnification as well as the deflection defocus of electron b e a m spots at s c r e e n corners.

Norbain Imaging Lid, Norbain House, Boulton Road, Reading, Berks R G 2 OLT, UK. Tel: (0734) 864411, Telex: 847203. ' 48

and heading m a r k e r signals, radar noise and video signals, including sea clutter and returns from air and surface contacts. These signals can feed plan potation indicator (PPI) displays and r a da r distribution and processing equipment. The simulator is controlled from a handheld operat or k e y p a d and display unit. This uses a menuselection prom pt system to enable the oper a tor to set up radar parameters, environmental conditions and contact positions and tracks. D5651 can b e e x p a n d e d to include the generation of video signals r e p r e s e n t i n g rain, cloud, coastline and jamming effects and secondary responses from beacons and aircraft transponders.

Ferranti Computer Systems Lzmited, Bracknefl Division, Western Road, Bracknell, Berkshire RG12 IRA, UE. Tel (0344) 483232, Telex: 848117. [~

BCS D i s p l a y s Group 20 years old The BCS Computer Graphics & Displays Group, formerly the Displays Group, recently cel eb ra te d its 20th anniversary. Since its inception, it has grow n from 40 m e m b e r s to 1 300, and has held over 100 conferences, meetings and visits to installations. The Group has had six chairmen: Max Parish (CEGB) 1967-69, Frank Taylor (Systems Technology Consultants) 1969-71, Derrick G r o v e r (British Technology Group) 197177, Dick Grimsdale (University of Sussex) 1977-80, Mike Williamson (Cambridge Interactive Systems) 1980-81, and Rae Earnshaw (University of Leeds) 1981present.

BCS Computer Graphics and Displays Group, 13 Mansfield Street, London W I M OBP, UK.

P l a s m a series has high resolution Plasma displays with 960 × 768 pixel resolution are available from Sequoia Technology. The PMR PDC series 68 is driven by the MC68000 p r o c e s s o r and gives flicker-free resolution and a distortion-free viewing angle of 130°. A custom CMOS VLSI chip set enables the displays to support all standard graphics operations: windowing, filling, rotation, textured line drawing, etc., at a full-screen update rate of 0.35 s. Up to 40 full-screen images, enough for e v e n the most complex apphcations, can b e s u p p o r t e d b y increasing the m e m o r y from the standard 512k to the maximum of 4M. The panels have four asynchronous serial ports configurable to RS 232/422 or 423 protocols with individually selectable baud r a t e s up to 19.2 k.baud. An ethernet port is s u p p o r t e d via a DMA channel wath access to the entire address space, allowing high-speed image

transfer b e t w e e n terminals or host processor.

Sequoia Technology Ltd, Unit 2, First Avenue, Globe Business Park, Marlow, Bucks SL7 1 YA, UK. Tel: (06284) 76726, Telex: TWELEC G.

960 × 768 pixels form the series 68 plasma display from Sequoia DISPLAYS,JANUARY 1987