batteries

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batteries

75 links - and 2 categories

Operating Modes : Portable Operations
  • Batteries For Portable Ham Radio Use - An interesting article on choosing the right battery when operating in portable mode, considering charging time and modes, weight and size.
    [ Hits: 775 | Votes: 2 | Rating: 5.5 ]
Operating Modes : Satellites : CubeSats
  • CubesatShop - This is a website that sells CubeSat components and kits, including solar panels, batteries, and radios.
    [ Hits: 13 | Votes: 1 | Rating: 1 ]
Radio Equipment : HF Transceivers : Yaesu FT-817
  • The KA7OEI FT-817 Battery Types - Operating the FT-817 from various types of batteries, such as Alkaline Cells, NiCd or NiMH rechargeable batteries. An useful article that compares usage of different types of batteries for the Yaesu FT-817
    [ Hits: 95 | Votes: 0 | Rating: 0 ]
  • FT-817 Batteries for Air Travel - Three cell Lipo batteries for the FT-817 work really well, although not really sure about taking them on aircraft. The Lipos intended for use on RC Electric airplanes generally have a very low internal resistance and no internal protection against short circuit.
    [ Hits: 140 | Votes: 0 | Rating: 0 ]
  • Yaesu FT-817 battery pack - Go portable with an external battery pack. The built-in batteries will not last thirty minutes when transmitting, that's not really practical. An external battery pack overcomes these problems.
    [ Hits: 95 | Votes: 0 | Rating: 0 ]
Shopping and Services : Batteries
  • Battery Specialists - Battery Specialists is the wholesale supplier of batteries.
    [ Hits: 79 | Votes: 0 | Rating: 0 ]
Technical Reference : Alternative Power
  • Reliable Emergency Power: Solar Solutions - In a quest for reliable emergency power, the article discusses the necessity of accessible power solutions amidst blackouts and energy crises. It introduces the American-made Merlin Panther 100-watt solar briefcase and budget-friendly LiFePO4 batteries. The setup addresses the need for modular, renewable power solutions, balancing cost-effectiveness with functionality for various scenarios. The narrative emphasizes the importance of reliable power sources in unpredictable situations.
    [ Hits: 46 | Votes: 0 | Rating: 0 ]
Technical Reference : Batteries
  • Capacity testing our batteries - How to - How to do a capacity check on your battery pack. Videos demonstrate how to test the capacity of a 4S 10Ah LiFePO4 Headway pack
    [ Hits: 249 | Votes: 1 | Rating: 3 ]
  • Batteries for portable use - Batteries for portable radio operation are always an interesting subject for discussion. Review of some LiPo (Lithium-ion polymer ) batteries for amateur radio use.
    [ Hits: 248 | Votes: 0 | Rating: 0 ]
  • Building a new lithium battery - Homebrew a custom lithium battery pack with 5s3p batteries
    [ Hits: 90 | Votes: 0 | Rating: 0 ]
  • USB-C charging for Handheld Radio Transceivers - The article highlights the common absence of modern USB-C ports on handheld ham radios and the limited use of USB for power. The author, [jephthai], shares a solution involving a USB-C cable with power negotiation capabilities, allowing the radio to be powered by USB. By splicing Anderson power pole connectors onto the cable, the radio can now be conveniently powered by a USB battery bank, providing a practical alternative to traditional 12 V batteries for off-grid operations.
    [ Hits: 141 | Votes: 1 | Rating: 10 ]
Technical Reference : Batteries : Battery Charger
  • Battery Charger for Hand Held Radio Battery Packs - This is a handy little charger that can provide a charging current of up to 120 mA continuously for batteries in the range up to 12 volts. The supply is housed in a small plastic enclosure 90 x 55 x 32 mm.
    [ Hits: 88 | Votes: 0 | Rating: 0 ]
Technical Reference : Ham Radio Go Kits
  • KX3 GoBox 2012 - This KX3 go-box weights 1,6 kg including the components and the KX3 with its ATU and filter-option installed (no internal batteries) and a light-weight headset
    [ Hits: 210 | Votes: 3 | Rating: 6 ]
Technical Reference : Morse Code Oscillator
  • Code Practice Oscillator - A great little device on which you can practice your Morse Code skills. It is simple to build and easy to use. All you need are two 3V coin batteries and your knowledge of Morse Code.
    [ Hits: 105 | Votes: 0 | Rating: 0 ]
Technical Reference : Power Supply
  • Solar power in a Can - This is a great project to learn about the basics of electronics, batteries, and renewable energy. The finished project can charge a phone or tablet, light up a camp-site, and provide for whatever other small electric needs you have.
    [ Hits: 220 | Votes: 0 | Rating: 0 ]

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