Επιστημονική αριθμομηχανή Texas Instruments TI-30 ECO RS

The Texas Instruments TI-30 ECO RS is a solar-powered pocket scientific calculator with a one-line, 10-digit display and basic math and science functionality. Constructed from 100% recycled plastics, it offers fraction handling, one-variable statistics, conversions and basic trigonometric functions in a compact black design suitable for students and professionals.

Advantages

The TI-30 ECO RS is powered by solar energy and made from recycled plastics, reducing battery dependency and environmental impact. Its one-line 10-digit display provides clear numeric output, and built-in fraction, conversion and trigonometric features cover common scientific calculation needs while keeping operation straightforward.

Suitable for

• School and university math classes
• Basic science and engineering calculations
• Homework and exam practice where non-programmable calculators are required
• Everyday conversions and quick technical checks

Key specifications

• Model: Texas Instruments TI-30 ECO RS (TI-30ECORS)
• Power: Solar-powered
• Display: One-line, 10 digits
• Materials: 100% recycled plastics
• Functions: Fractions, one-variable statistics, conversions, basic scientific and trigonometric functions
• Conversions supported: Degrees/radians/grads, polar/rectangular, DMS/degrees, fraction/decimal
• Color: Black
• Category: Scientific calculator

How to use

Turn the calculator toward a light source to power it by its solar panel. Enter numbers and operations using the keypad; use the fraction keys to input numerators and denominators in traditional format and perform addition, subtraction, multiplication and division with fractions or mixed numbers. Select conversion modes or trig functions via the dedicated function keys as needed. For one-variable statistics, follow the calculator prompts to enter data points and compute statistical results.

Recommendations

Use the TI-30 ECO RS in well-lit environments to ensure reliable solar operation. For exams, verify allowed calculator models with your institution. Keep the display clean and avoid exposing the unit to extreme temperatures.