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  2. 6V6 - Wikipedia

    en.wikipedia.org/wiki/6V6

    6V6 Octal socket basing diagram. 1 - * Unconnected in all versions except for the shell connection of the metal 6V6 2 & 7 - Filament / Heater 3 - Anode / Plate 4 - Grid 2 / Screen Grid 5 - Grid 1 / Control Grid 6 - No connection. Pin normally absent 8 - Cathode & Beam-Forming Plates. The 6V6 is a beam-power tetrode vacuum tube.

  3. Tube socket - Wikipedia

    en.wikipedia.org/wiki/Tube_socket

    The B7G (or "small-button" or "heptal") seven-pin miniature tubes are smaller than Noval, with seven pins arranged at 45-degree spacing in a 9.53 mm (3/8th inch) diameter arc, the "missing" pin position being used to position the tube in its socket (unlike octal, loctal and rimlock sockets). Examples include the 6AQ5/EL90 and 6BE6/EK90.

  4. KT88 - Wikipedia

    en.wikipedia.org/wiki/KT88

    Socket connections; Octal base, (IO) Pin 1, Not used Pin 2, Heater Pin-3, Anode/plate Pin-4, Screen grid, g2 Pin-5, Control grid, g1 Pin-6, Not used Pin-7, Heater. Pin-8, Cathode-beam plates: Typical class-A amplifier operation; Anode voltage: 250V: Anode current: 140mA: Screen voltage: 250V: Bias voltage-15V: Anode resistance: 12 kilohms ...

  5. Octal base - Wikipedia

    en.wikipedia.org/wiki/Octal_base

    Download as PDF; Printable version ... move to sidebar hide. Octal base may refer to: A vacuum tube socket with an eight-pin base; The octal, or base-8, numeral ...

  6. EL34 - Wikipedia

    en.wikipedia.org/wiki/EL34

    The EL34 is a thermionic vacuum tube of the power pentode type. The EL34 was introduced in 1955 by Mullard, who were owned by Philips. [1] The EL34 has an octal base (indicated by the '3' in the part number) and is found mainly in the final output stages of audio amplification circuits; it was also designed to be suitable as a series regulator by virtue of its high permissible voltage between ...

  7. 807 (vacuum tube) - Wikipedia

    en.wikipedia.org/wiki/807_(vacuum_tube)

    The 6П7С (6P7S) is similar to Г-807, but with an 8-pin octal base. The 807 also found some use as a horizontal output tube in early TV receivers, particularly those manufactured by DuMont . The 807 design (with some " value engineering " to reduce production cost) was the basis for the first application-specific horizontal sweep tubes such ...

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  9. 12AU7 - Wikipedia

    en.wikipedia.org/wiki/12AU7

    12AU7 is also known in Europe under its Mullard–Philips tube designation ECC82. [1] There are many equivalent tubes with different names, some identical, some designed for ruggedness, long life, or other characteristics; examples are the US military 5814A and the European special-quality ECC82 and E182CC.