- Vintage Calculators Offers
- sku: 607245088297541
- CASIO FX-991S
FX-991S CASIO Calculator Solar Scientific Power
| Brand | CASIO |
|---|---|
| Manufacturer Part Number | FX-991S |
| Part Type | CALCULATOR |
| Custom Bundle | NO |
| Country/region Of Manufacture | JAPAN |
| Vintage | YES |
Review CASIO Calculator Solar Scientific Power Vintage Electronic Works
The Casio FX-991ES Plus Solar Scientific Calculator is an exceptional tool for individuals who require advanced mathematical functionality, coupled with scientific and engineering applications. This device is powered by solar energy, ensuring it's always ready for use, even in the absence of a battery.
The Casio FX-991ES Plus boasts an extensive range of functions, making it an indispensable companion for students, engineers, and professionals in various fields. Its 12-digit display and 280-function library include essential mathematical and statistical operations, trigonometric functions, complex numbers, and logarithms. It also features an equation solver, matrix operations, and a polynomial solver, among other advanced features.
In the realm of scientific calculations, the Casio FX-991ES Plus excels. It offers a wide range of scientific functions, such as statistical analysis, conversion, and unit-conversion capabilities. The calculator's periodic table and chemical equation solver are particularly useful for chemistry students and professionals.
The Casio FX-991ES Plus also caters to engineering applications with functions for engineering constants, unit conversions, and engineering calculations. It has a built-in unit conversion feature for a wide range of units, including angle, area, volume, speed, temperature, and pressure, to name a few.
The calculator's solar-powered design ensures it's always ready for use, even in low-light conditions. It also features an auto power-off function to conserve energy and an automatic switch between solar and battery power. The Casio FX-991ES Plus is designed for durability with a rugged, water-resistant exterior, making it suitable for use in various environments.
In conclusion, the Casio FX-991ES Plus Solar Scientific Calculator is a versatile and powerful tool for individuals who require advanced mathematical and scientific functionality. Its solar-powered design, extensive function library, and durability make it an excellent investment for students, professionals, and anyone seeking a reliable and high-performance calculator.
The Casio FX-991S Solar Scientific Calculator is a popular choice among scientists and engineers due to its advanced features and solar power functionality. Here are some pros and cons to consider before making a purchase:
Pros:1. Solar Power: The calculator is powered by solar energy, which eliminates the need for batteries. This can save you money in the long run and ensure that your calculator is always ready to use.
2. Advanced Functions: The Casio FX-991S calculator offers a wide range of scientific functions, including statistics, trigonometry, and engineering calculations. This makes it a versatile tool for various fields of study and work.
3. Durable: The calculator is known for its durability and ruggedness, making it suitable for use in harsh environments. It is also water-resistant, which can be a lifesaver in case of accidental spills.
4. Large Display: The calculator has a large display that is easy to read, even in low light conditions. This can be particularly useful for complex calculations that require a lot of data.
Cons:1. Price: The Casio FX-991S calculator is more expensive than some other calculators on the market. However, its advanced features and durability may justify the higher price for some users.
2. Learning Curve: The calculator has a lot of advanced functions, which can be overwhelming for beginners. It may take some time to learn how to use all of its features effectively.
3. Size: The calculator is larger and heavier than some other calculators on the market. This may be a disadvantage for users who need a compact calculator that can be easily carried around.
Conclusion:The Casio FX-991S Solar Scientific Calculator is a high-quality tool for scientists and engineers who need a reliable and powerful calculator for their work. Its advanced functions, durability, and solar power make it a worthwhile investment, even if its price is higher than some other calculators on the market. However, beginners may find it overwhelming due to its complex features, and users who need a compact calculator may find it too large and heavy.
Recommendation:If you are a scientist or engineer who needs a powerful and reliable calculator for your work, the Casio FX-991S Solar Scientific Calculator is a great choice. However, if you are a beginner or need a compact calculator, you may want to consider other options that are more suitable for your needs.
Details:
Casio FX-991S calculator solar scientific two way power vintage electronic works, gently used condition. Item #4 gently used condition.
specifications vintcalc:
- brand: Casio
- mpn: Fx-991s
- part type: Calculator
- custom bundle: No
- country/region of manufacture: Japan
- vintage: Yes
offer vintcalc:
- prices: $7.65–$18.00
- item condition:
- Used
- Very Good
- New
- best offers: true
- in stock #: 5
- options: ship-to-home
- availability: in stock
- started: may 24, 2024
- sold #: 30
seller vintcalc:
- rating: 100.0%
- city: niagara falls, new york
- # reviews: 7148
payments vintcalc:
- credit card: american-express
- wallet: google-pay
shipping vintcalc:
- service: usps ground advantage
- carrier: usps
- class: standard
- type: calculated
- transit: 8-12 days
returns vintcalc:
- time: 30 days
- paid by: buyer
- policy: returns accepted
- method: money back
general vintcalc:
- category: Electronics > Vintage Calculators
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