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2. Solar-powered calculator - Wikipedia

   en.wikipedia.org/wiki/Solar-powered_calculator

   Solar-powered calculators are hand-held electronic calculators powered by solar cells mounted on the device. [1] They were introduced at the end of the 1970s. [2]Amorphous silicon has been used as a photovoltaic solar cell material for devices which require very little power, such as pocket calculators, because their lower performance compared to conventional crystalline silicon solar cells is ...

3. List of solar-powered products - Wikipedia

   en.wikipedia.org/wiki/List_of_solar-powered_products

   The following is a list of products powered by sunlight, either directly or through electricity generated by solar panels. Solar air conditioning; Solar balloon; Solar charger. Strawberry Tree; Solar chimney; Solar-powered waste compacting bin; Solar cooker; Solar dryer; Solar-powered fan; Solar furnace; Solar inverter; Solar keyboard; Solar ...

4. Calculator - Wikipedia

   en.wikipedia.org/wiki/Calculator

   Credit-card-sized, solar-powered calculator by Braun (1987) Modern pocket calculator with solar and battery powering. In the mid-1970s the first calculators appeared with field-effect, twisted nematic (TN) LCDs with dark numerals against a grey background, though the early ones often had a yellow filter over them to cut out damaging ultraviolet ...

5. Photovoltaic system - Wikipedia

   en.wikipedia.org/wiki/Photovoltaic_system

   A photovoltaic system, also called a PV system or solar power system, is an electric power system designed to supply usable solar power by means of photovoltaics.It consists of an arrangement of several components, including solar panels to absorb and convert sunlight into electricity, a solar inverter to convert the output from direct to alternating current, as well as mounting, cabling, and ...

6. Mortgage and refinance rates for Dec. 16, 2024: Week opens ...

   www.aol.com/finance/mortgage-and-refinance-rates...

   The CME FedWatch Tool, which measures market expectations for Fed fund rate changes, projects a 97% chance the Fed will cut rates by a quarter percentage point to a range of 4.25% to 4.50% at its ...

7. GOP report: Liz Cheney should be investigated by FBI ... - AOL

   www.aol.com/gop-report-liz-cheney-investigated...

   (The Center Square) – A new Republican oversight report accuses former Congresswoman Liz Cheney of colluding with witnesses in the Jan. 6 Select Committee investigation that she oversaw. The ...