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6SN7 is a dual triode vacuum tube with an 8-pin octal base. [1]

18 relations: Anode, ENIAC, Flip-flop (electronics), Guitar amplifier, High fidelity, List of vacuum tubes, Osram Sylvania, RCA, Semi-Automatic Ground Environment, Semiconductor device, Series and parallel circuits, Triode, Tube socket, Vacuum tube, Williamson amplifier, 12AT7, 12AU7, 12AX7.


An anode is an electrode through which the conventional current enters into a polarized electrical device.

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ENIAC (Electronic Numerical Integrator and Computer) was amongst the earliest electronic general-purpose computers made.

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Flip-flop (electronics)

In electronics, a flip-flop or latch is a circuit that has two stable states and can be used to store state information.

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Guitar amplifier

A guitar amplifier (or amp) is an electronic device or system that strengthens the weak electrical signal from a pickup on an electric guitar, bass guitar, or acoustic guitar so that it can produce sound through one or more loudspeakers, which are typically housed in a wooden cabinet.

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High fidelity

High fidelity (often shortened to hi-fi or hifi) is a term used by listeners, audiophiles and home audio enthusiasts to refer to high-quality reproduction of sound.

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List of vacuum tubes

This is a list of vacuum tubes or thermionic valves, and low-pressure gas-filled tubes, or discharge tubes.

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Osram Sylvania

OSRAM Sylvania Inc. is the North American operation of lighting manufacturer OSRAM.

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The RCA Corporation was a major American electronics company, which was founded as the Radio Corporation of America in 1919.

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Semi-Automatic Ground Environment

The Semi-Automatic Ground Environment (SAGE, a name selected to mean "wise") was a system of large computers and associated networking equipment that coordinated data from many radar sites and processed it to produce a single unified image of the airspace over a wide area.

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Semiconductor device

Semiconductor devices are electronic components that exploit the electronic properties of semiconductor materials, principally silicon, germanium, and gallium arsenide, as well as organic semiconductors.

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Series and parallel circuits

Components of an electrical circuit or electronic circuit can be connected in many different ways.

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A triode is an electronic amplifying vacuum tube (or valve in British English) consisting of three electrodes inside an evacuated glass envelope: a heated filament or cathode, a grid, and a plate (anode).

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Tube socket

Tube sockets are electrical sockets into which vacuum tubes (also known as valves) can be plugged, holding them in place and providing terminals, which can be soldered into the circuit, for each of the pins.

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Vacuum tube

In electronics, a vacuum tube, an electron tube, or just a tube (North America), or valve (Britain and some other regions) is a device that controls electric current between electrodes in an evacuated container.

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Williamson amplifier

A Williamson amplifier refers to a type of vacuum tube (valve) amplifier whose circuit design uses the same principles as a design published by D.T.N. Williamson.

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12AT7 (also known in Europe by the Mullard–Philips tube designation of ECC81) is a miniature 9-pin medium-gain (60) dual-triode vacuum tube popular in guitar amplifiers.

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The 12AU7 and its variants are a miniature nine-pin (B9A base) medium-gain dual triode vacuum tube.

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12AX7 (also known as ECC83) is a vacuum tube that is a miniature dual triode - 6AV6 with high voltage gain.

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[1] https://en.wikipedia.org/wiki/6SN7

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