CX-8102 SANYO Mini Calculator

Review SANYO Vintage Mini Electronic Calculator Model Made In Japan

The Sanyo CX-8102 Mini Calculator, a technological marvel from 1973, is an iconic representation of the early days of handheld electronic calculators. With its compact and portable design, this calculator was a game-changer in business and education, making complex mathematical calculations convenient and accessible anywhere, anytime.

Measuring just 11.5 cm x 7.5 cm x 3 cm (4.5 inches x 3 inches x 1.2 inches) and weighing only 135 grams (0.3 pounds), this mini calculator is incredibly lightweight and easy to carry. Its sleek, black matte finish adds to its timeless appeal, while its compact size ensures it can slip into even the smallest pockets or bags.

Featuring four function keys (ADD, SUB, MUL, and DIV), the Sanyo CX-8102 Mini Calculator can perform basic arithmetic operations with ease. The calculator can handle numbers up to nine digits, and it includes a decimal point key for calculations involving decimals. The display screen, with its red LED digits, is clear and easy to read, even in low-light conditions.

Powered by a single SR43 battery, this calculator offers an impressive battery life, allowing you to perform hundreds of calculations before needing a replacement. The battery compartment is located at the back of the device, accessible by removing the base plate with a simple screw.

The Sanyo CX-8102 Mini Calculator is more than just a tool for crunching numbers - it's a piece of history. A testament to the ingenuity and innovation of the 1970s, this calculator represents a pivotal moment in the evolution of personal technology. Whether you're a history buff, a collector, or simply someone who appreciates the beauty of vintage electronics, the Sanyo CX-8102 Mini Calculator is an excellent addition to your collection.

Sanyo CX-8102 Mini Calculator (1973): Pros and Cons

1. Historical Value: The Sanyo CX-8102 mini calculator is a vintage device, making it an excellent addition to any collection of historical gadgets. It brings a sense of nostalgia and represents the technological advancements of the past.

2. Compact Size: With its small size, the CX-8102 is highly portable and convenient to carry around. This feature makes it an ideal choice for those who travel frequently or prefer a lightweight calculator.

3. Mechanical Calculation: The calculator uses mechanical keys and gears instead of electronic components, providing a unique and tactile experience for users.

4. Durability: Mechanical calculators are known for their durability compared to their electronic counterparts. The lack of electronic components reduces the risk of damage from power surges or battery failure.

1. Limited Functionality: The Sanyo CX-8102 is a basic calculator that can only perform basic arithmetic operations (addition, subtraction, multiplication, and division). More complex mathematical functions, such as square roots, logarithms, and trigonometric functions, are not supported.

2. Slower Calculation Speed: Mechanical calculators are not as fast as their electronic counterparts. Each calculation requires the user to manually input the numbers and turn the crank to perform the operation, which can be time-consuming.

3. Lack of Display: The calculator does not have a display screen, making it difficult to view the results of complex calculations or sequences of numbers.

4. Maintenance Requirements: Mechanical calculators require occasional maintenance, such as cleaning and oiling the gears, to ensure proper functioning.

The Sanyo CX-8102 mini calculator is an attractive and historically significant gadget. Its compact size and durability make it an excellent choice for those who appreciate vintage technology. However, its limited functionality, slower calculation speed, lack of a display, and maintenance requirements may make it less practical for those who require a more powerful calculator for their daily tasks.

If you are looking for a calculator as a collector's item, a nostalgic gadget, or a conversation starter, the Sanyo CX-8102 mini calculator is an excellent choice. However, if you require a calculator for complex mathematical calculations, a modern electronic calculator would be more suitable.

Details:

Tested with batteries and the 6v dc adapter, feel free to ask questions not sure how decimals work on this calculator. Used condition, the buttons work but i'm not sure what the top sliders are used for. They dont do anything when I switch the buttons from left to right, not sure how decimals work on this calculator.

specifications vintcalc:

• brand: Sanyo
• mpn: Cx-8102
• part type: Calculator
• country/region of manufacture: Japan
• vintage: Yes

seller vintcalc:

• rating: 100.0%
• # reviews: 252
• city: las vegas, nevada

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• sold #: 21
• options: ship-to-home
• availability: in stock
• in stock #: 2
• best offers: true
• started: march 11, 2025
• prices: $50.00–$58.13
• item condition:
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  • For parts or not working

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• category: Electronics > Vintage Calculators