phantom power

Englisch - Englisch

Definition von phantom power im Englisch Englisch wörterbuch: Some condenser microphones require a power supply in order to operate If this supply is not from a battery within the microphone body, it is known as a phantom power supply It is usually 48 Volts DC (can be 9 - 52 volts from most mics), and is supplied either by a separate battery pack, or by the sound desk The supply is termed "phantom" because it is "invisibly" carried down the same microphone cable as the sound signals; A specific configuration for remotely powering a microphone containing active circuitry, especially a condenser microphone, by means of its audio cable DC voltage is superimposed upon both conductors of a balanced line with respect to ground such that dynamic and other "non-phantom" microphones are not adversely affected It should not be confused with other methods, especially those often used with wireless transmitters, that do not utilize a balanced line These other techniques are usually referred to simply as "bias voltage "; Operating voltage supplied to a condenser mic by a mixer or external power source; Power provided by a mixer or mixing desk for active microphones Back; A way of sending a voltage, usually 48v DC, to a device such as a microphone down the same cable that carries the audio signal from the device Many sound desks have phantom power facilities built in, or a separate unit can be inserted into the microphone circuit as required; A feature of an amplifier, mixer, etc , that sends DC current to the active electronics of a microphone, instrument, or other device