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Elektronika MS 1504

In this article we are going to explore the exciting world of Elektronika MS 1504. Elektronika MS 1504 is a topic that has captured the attention of millions of people around the world, generating unprecedented interest in various communities and sectors. Over the years, Elektronika MS 1504 has made a significant impact on society, influencing the way people interact, communicate, and view the world around them. Since its emergence, Elektronika MS 1504 has been the subject of debate, study and admiration, making it a fascinating and constantly evolving topic. Through this article, we will delve into the fascinating world of Elektronika MS 1504, exploring its origins, its impact and its relevance today.

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Elektronika MS 1504
Electronika MS 1504 in operation
CodenamePK-300
Also known asPK-300
DeveloperNemiga Design Bureau
ManufacturerNPO Integral Scientific Production Association
TypeLaptop computer
Release date1991 (1991)
Introductory priceUSD 550 (as of March 1992)
Discontinued1993
Operating systemMS DOS 3.2/3.3
CPUKR1834VM86 (Intel i80C86 compatible) @ 4.77 MHz
7.16 MHz (Turbo mode)
Memory640 KB
Storage5.2", 3.5" floppy disk or 10MB HDD
DisplayLCD – 640 x 200
Power9V, 30W
Dimensions306 mm × 312 mm × 68 mm (12.0 in × 12.3 in × 2.7 in)
Weight6 kg (with batteries)

Elektronika MS 1504 (Russian: Электроника МС 1504), initially called PK-300, was the first laptop computer to be manufactured in the Soviet Union, BSSR, then in Belarus, after the collapse of USSR.[1][2][3] Developed in 1986-1990 by Nemiga Design Bureau, it was produced by the "NPO Integral" Scientific Production Association in 1991-1993, its prototype was Toshiba T1100 Plus.[4][5]

Technical specifications

  • Compatibility: IBM PC/XT[6]
  • Central processor: Integrated KR1834VM86 (DL-24A, Intel i80C86 compatible) at a clock frequency of 4.77 MHz and 7.16 MHz in Turbo mode
  • Processor bit depth: 16 bit
  • Data bus width: 8 bits
  • Memory: RAM - 640 KB, VT-34 RAM Controller consists of 20 KR565RU11D[7] microcircuits; ROM - 32 KB
  • Storage: 5.2", 3.5" FDD or 10MB HDD
  • Video controller: CGA (640 × 200 pixels in 4 shades of gray, or 80 × 25 characters text resolution)
  • Display: domestic IZhG93-640x200 LCD matrix[8]
  • Operation System: MS DOS 3.2/3.3[9]
  • BIOS: Russian
  • Dimensions: 306x312x68 mm[5]
  • Gross weight: 6 kg (with batteries)
  • Power supply: 5V Nickel-Cadmium battery[5] or 220V/50Hz direct supply

Interfaces

  • Parallel interface: IRPR-M/IEEE-1284 according to GOST 27942-88 (Centronics)
  • Serial interface: C2 joint according to GOST 18145-81 (RS-232)
  • Interface for connecting an external multi-color monitor according to GOST 28406-89 (RGB)
  • Interface for connecting an external single-color monitor according to GOST 28406-89 (VIDEO/NTSC)
  • Possibility of connecting an external 5.25" drive with a capacity of 360 KB
  • Controller for two 3.5" or 5.2" disk drives with a capacity of 720 KB (3.5") and 360KB (5.2") each

Modifications

There were three computer modifications: with a domestic display module based on the IZhG93-640x200 LCD matrix manufactured by the Saratov Electronic Plant "Reflector", as well as with compatible display modules from Toshiba and Citizen. Each of these modifications had two versions: with a display without backlighting (green screen - black characters) and with backlighting (blue screen - white characters), both with adjustable contrast. Externally, the backlit version was distinguished by a thicker cover and a smaller screen diagonal.

Models

  • PK-300
  • PK-310 - PK-300 modification with a HDD.[3]

References

  1. ^ "Первый и последний Советский ноутбук - Электроника МС 1504". Retrieved 6 November 2017.
  2. ^ "I Finally Found It! Behold Elektronika MS 1504, the Only Soviet Laptop Ever". YouTube. 14 October 2023.
  3. ^ a b "Soviet laptop "Elektronika PK-400" (Russian)". electronika-5.ru. October 2022. Retrieved 2024-10-08.
  4. ^ "Разработчики белорусского ноутбука: «Нас по праву можно назвать первопроходцами»". Onliner.by (in Russian). Belarus. Retrieved 6 November 2017.
  5. ^ a b c "Ноутбук Электроника МС 1504". red-innovations.su. Retrieved 2024-10-08.
  6. ^ "МикроЭВМ персональная портативная "Электроника МС 1504" - Компьютеры Отечественные компьютеры Персональные компьютеры - Техника : Boatanchors in Russia". www.boatanchor.ru. Retrieved 2024-10-08.
  7. ^ "МикроЭВМ персональная портативная "Электроника МС 1504" - Компьютеры Отечественные компьютеры Персональные компьютеры - Техника: Boatanchors in Russia". www.boatanchor.ru. Retrieved 2024-10-08.
  8. ^ В., Осика; М., Бобровницкий; М., Гурин; А., Евтушенко; А., Заводченков; В., Кособрюхов; Г., Орлевич; С., Иванцова; А., Спицын (1990). "Модуль жидкокристаллического экрана с информативностью 640Х200 точек для портативного компьютера ПК 300" [Liquid crystal display module with information content of 640X200 pixels for portable computer PK-300]. Электронная промышленность (in Russian) (3): |page=123–125. ISSN 0207-6357.
  9. ^ "Soviet Digital Electronics Museum -- Elektronika MC 1504 (PK300) -- МС 1504 (ПК300) -- Коллекция советской цифровой электроники". www.leningrad.su. Retrieved 2024-10-08.
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