{{No footnotes, date=September 2008
The Elektronika MK-61 is a third-generation non-
BASIC
Basic or BASIC may refer to:
Science and technology
* BASIC, a computer programming language
* Basic (chemistry), having the properties of a base
* Basic access authentication, in HTTP
Entertainment
* Basic (film), ''Basic'' (film), a 2003 film
...
calculator
An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.
The first solid-state electronic calculator was created in the early 1960s. Pocket-si ...
which was manufactured in the
Soviet Union
The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...
during the years 1983 to 1994. Its original selling price was 85
ruble
The ruble or rouble (; rus, рубль, p=rublʲ) is a currency unit. Currently, currencies named ''ruble'' in circulation include the Russian ruble (RUB, ₽) in Russia and the Belarusian ruble (BYN, Rbl) in Belarus. These currencies are s ...
s.
The MK-61 has 105 steps of volatile program memory and 15 memory registers. It functions using either three AA-size battery cells or a wall plug. It has a ten-digit (eight digit mantissa, two digit exponent) green
vacuum fluorescent display
A vacuum fluorescent display (VFD) is a display device once commonly used on consumer electronics equipment such as video cassette recorders, car audio, car radios, and microwave ovens.
A VFD operates on the principle of cathodoluminescence, ...
.
Image:Main PCB front.jpg
Image:Elektronika MK-61 Main PCB rear.jpg
Image:Elektronika MK-61 Power PCB.jpg
Image:MK-61.gif
(accurate emulation of the calculator's firmware, with automatic input code and output the contents of registers and stack).
Emulator of МК-61 for Android (accurate emulation of the calculator's firmware, with ability to save states).
Extended emulator of МК-61 for Android