low-impedance microphone

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• Microphone preamplifier — A microphone preamplifier is a sound engineering device that prepares a microphone signal to be processed by other equipment. Microphone signals are normally too weak to be transmitted to units such as mixing consoles and recording… …   Wikipedia

• Microphone preamp — A microphone preamp (microphone pre amplifier), most commonly called mic preamp, is a device used to amplify the voltage taken from a microphone to a higher, more usable level. Most microphones must be used in conjunction with a microphone preamp …   Wikipedia

• Nominal impedance — in electrical engineering and audio engineering refers to the approximate designed impedance of an electrical circuit or device. The term is applied in a number of different fields, most often being encountered in respect of: The nominal value of …   Wikipedia

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• Ribbon microphone — Ribbon microphones are typically bidirectional, meaning they pick up sounds equally well from either side of the microphone. Principle of operation In the dynamic microphone, the diaphragm is attached to a light movable coil that generates a… …   Wikipedia

• DI unit — A DI unit, DI box, Direct Box, or simply DI (variously claimed to stand for direct input, direct injection or direct interface), is a device typically used in recording studios to connect a high impedance, line level, unbalanced output signal to… …   Wikipedia

• Autotransformer — An autotransformer (sometimes called autoformer ) [ Paul Horowitz and Winfield Hill, The Art of Electronics Second Edition , Cambridge University Press, Cambridge MA, 1989, ISBN 0 521 37095 7, page 58 ] is an electrical transformer with only one… …   Wikipedia

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• Re-amp — Reamping is a process often used in multitrack recording in which a recorded signal is routed back out of the editing environment and run through external processing or reverb chamber. Originally, the technique was used mostly for guitars: it… …   Wikipedia