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  2. List of electronic color code mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_electronic_color...

    Silver. ±10%. None. ±20%. The first letter of the color code is matched by order of increasing magnitude. The electronic color codes, in order, are: 0 = B lack. 1 = B rown. 2 = R ed.

  3. Electronic color code - Wikipedia

    en.wikipedia.org/wiki/Electronic_color_code

    A 2.26 kΩ, 1%-precision resistor with 5 color bands (), from top, 2-2-6-1-1; the last two brown bands indicate the multiplier (×10) and the tolerance (1%).. An electronic color code or electronic colour code (see spelling differences) is used to indicate the values or ratings of electronic components, usually for resistors, but also for capacitors, inductors, diodes and others.

  4. List of physics mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_physics_mnemonics

    List of physics mnemonics. A Magic Triangle image mnemonic - when the terms of Ohm's law are arranged in this configuration, covering the unknown gives the formula in terms of the remaining parameters. It can be adapted to similar equations e.g. F = ma, v = fλ, E = mcΔT, V = πr 2h and τ = rF sinθ. When a variable with an exponent or in a ...

  5. 25-pair color code - Wikipedia

    en.wikipedia.org/wiki/25-pair_color_code

    A common application of the 25-pair color code is the cabling for the Registered Jack interface RJ21, which uses a female 50-pin miniature ribbon connector, as shown in the following table. The geometry of the pins of the receptacle (right hand image) corresponds to the pin numbers of the table.

  6. List of watch manufacturers - Wikipedia

    en.wikipedia.org/wiki/List_of_watch_manufacturers

    Names in this list require an article about the watch brand or watchmaker This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources .

  7. The best smartwatches for 2024 - Engadget

    www.engadget.com/best-smartwatches-153013118.html

    Apple Watch Ultra 2. The Apple Watch Ultra 2 is probably overkill for most people, but it has a ton of extra features like extra waterproofing to track diving, an even more accurate GPS and the ...

  8. This guy built his own smartwatch and so can you - Engadget

    www.engadget.com/2019-05-01-smartwatch-diy-build...

    Samson March, who goes by the moniker Smarchbme, has named his stunning creation the "Smarch Watch" and said it took a few weeks to build the fully-functional, self-coded device, which boasts a ...

  9. List of battery sizes - Wikipedia

    en.wikipedia.org/wiki/List_of_battery_sizes

    Used in some lighted watches and some LED decorator lights (electronic tea candles). CR1220: 5012LC: 35–40: 0.1 (CR) 0.03 (BR) 12.5 × 2.0 Used in keychain LED flashlights, and in some digital cameras to keep the time and date function running even when the main battery is taken out of the camera. [146] [147] CR1225: 5020LC: 50: 0.2: 12.5 × 2.5