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  2. Pentode - Wikipedia

    en.wikipedia.org/wiki/Pentode

    Ordinary pentodes are referred to as sharp-cutoff or high-slope pentodes and have uniform aperture size in the control grid. The uniform construction of the control grid results in the amplification factor (mu or μ) and transconductance changing very little with increasingly negative grid voltage, resulting in fairly abrupt cutoff of plate ...

  3. List of vacuum tubes - Wikipedia

    en.wikipedia.org/wiki/List_of_vacuum_tubes

    SR – Transmitter tube; VR – Amplifier tube; The third letter specifies the cooling method: L – Forced air; S – Radiation; V – Vapor (the anode is immersed in evaporating water, and the steam is collected, condensed and recycled) W – Water; The first digit (or the first two digits in double tubes) indicates the number of electrodes ...

  4. Sharp Corporation - Wikipedia

    en.wikipedia.org/wiki/Sharp_Corporation

    Sharp Corporation (シャープ株式会社, Shāpu Kabushiki-gaisha) is a Japanese electronics company. [4] [5] It is headquartered in Sakai, Osaka, and was founded by Tokuji Hayakawa in 1912 in Honjo, Tokyo, and established as the Hayakawa Metal Works Institute in Abeno-ku, Osaka, in 1924. [6]

  5. Today's Wordle Hint, Answer for #1271 on Wednesday, December ...

    www.aol.com/todays-wordle-hint-answer-1271...

    Today's Wordle Answer for #1271 on Wednesday, December 11, 2024. Today's Wordle answer on Wednesday, December 11, 2024, is PLUMB. How'd you do? Next: Catch up on other Wordle answers from this week.

  6. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    parts list: A list, usually tabular and often on the drawing (if not accompanying the drawing on a separate sheet), listing the parts needed in an assembly, including subparts, standard parts, and hardware. There is no consistently enforced distinction between an L/M, a BoM, or a P/L. PLM: product lifecycle management; plant lifecycle management

  7. List of Sharp mobile phones - Wikipedia

    en.wikipedia.org/wiki/List_of_Sharp_mobile_phones

    Sharp GX18; Sharp GX20: 'Flip' style, successor to GX10, 2G, tri-band GSM, launched 3Q 2003 - standby 220-250hr, video, infrared; Sharp GX20n; Sharp GX21; Sharp GX22; Sharp GX23; Sharp GX25: 'Flip' style, fine pitch QVGA screen. sold more than 2 million. Sharp GX27; Sharp GX29: Update version of GX25. Sharp GX30: 1st 1mega pixel camera phone ...

  8. Survival radio - Wikipedia

    en.wikipedia.org/wiki/Survival_radio

    The latest model AN/PRC-112G, built by General Dynamics can communicate with satellites as well. [12] Over 31,000 radios in the PRC-112 family have been produced. [13] AN/PRC-125 (Navy) Rescue Swimmer Radio. [8] [10] AN/PRC-149 Rescue Radio, replaced the PRC-90, PRC-112 and PRC-125 for non-combat use. [14] Includes GPS and Cospas-Sarsat beacon ...

  9. Hidden Uses for Common Household Products Most People Don't ...

    www.aol.com/finance/hidden-uses-common-household...

    1. Tennis Ball. Tennis balls are so useful that you may want to buy some to keep around the house even if you don’t play. For example, half a tennis ball can help screw open tight caps.