The white-coloured calculator was cheaper than any other in the market, but it was electronically identical to the earlier fx-80. The only difference was the display, which has an ERROR indicator instead of STAT.

The CASIO fx-80 and this one, the CASIO fx-81 were the most popular calculators when I myself was still in high school. It has all the basic scientific functions, and ran for ages on its two AA batteries. The CASIO fx-81 was cheaper than the CASIO fx-80 because it officially doesn’t have statistical functions. That was a little trick of CASIO ...

Casio was well-known for cheap but high quality calculators was developed a special model - College fx-8 - for students in 1977. But the real breakthrough has came only in 1979, when cheaper LCD display modules became available.

2014年1月3日 · Casio FX-81 (1981) The cream coloured FX-81 and its close relative, the FX-82, were almost ubiquitous in schoolrooms in the early to mid-1980s, whether you were in the O-level or the CSE (Certificate of Secondary Education) streams.

In 1982, the earlier fx-80 was replaced by fx-82 with the same functionality. The only difference was a new display made by Epson. It was manufactured in the next years, then in 1985, a new version was announced, the fx-82A.

The Casio fx-81 is a scientific calculator with 9 digits precision and algebraic logic. It has 32 functions, 38 keys, and an LCD (liquid crystal) display. The power source is 2xAA batteries. If you have a Casio fx-81 that is no longer working, you can first try replacing the 2xAA batteries.

The Casio fx-81 is a scientific calculator with 9 digits precision and algebraic logic. It has 32 functions, 38 keys and an LCD (liquid crystal) display. The power source is 2xAA batteries.

Delve into complex calculations with ease using the Casio Scientific Calculator fx-81, a vintage gem cherished by math enthusiasts and professionals alike. Boasting a comprehensive set of functions, this handheld device is powered by batteries, ensuring reliable …

Casio Scientific Calculator fx-81 Vintage Retro . Condition is Used. Shipped with USPS Ground Advantage.

2024年11月29日 · Perfect for Math, School, College, or Silicon Valley enthusiasts, this Japanese-made gadget offers accuracy and reliability. • Authentic Casio brand • Vintage design • Ideal for mathematical calculations • Suitable for school and college use • …