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Produktinformationen "Triton Audio Phantom Blocker"
Philosophy
Phantom blocker blocks Phantom power while leaving the audio signal intact. Phantom power can be applied to either the male or the female side of Phantom Blocker's xlr connector and will not reach the opposing xlr connector, the audio signal travels without restriction in both directions.
Applications
Microphones
There are microphones (mainly older ribbon types) which do not tolerate Phantom power. These microphones have a center tap on the step up transformer which causes a current to flow through the secondary windings of the transformer. This current magnetizes the transformer core which has a negative effect on audio performance.
Connecting a ribbon microphone which can normally tolerate Phantom power to a cable which has Phantom power applied sends a rush of current through the microphones transformer, this current gets amplified by the transformer into the primary circuit of the microphone and forces the ribbon out of the magnetic field it is suspended in, this can permanently stretch the ribbon.
Microphone preamps
Some (older) preamps are sensitive for Phantom power at the input. transformer cannot handle Phantom power from another source. The transformer and his very thin silk isolations can burn out because a burst of Phantom power switching on creates a high voltage in the input transformer ,a complete blocking is needed.
- To protect the output of a device you want to connect to a mixing desk which has Phantom power switched on
- To avoid damaging Phantom power resistors when connecting a jack to xlr unbalanced cable
Before connecting the device you wish to shield from Phantom power make sure Phantom blocker is attached (naturally) and have Phantom power switched on. Connecting in this order prevents the transfer of an initial AC voltage burst created by the Phantom power switching on.
Sicherheits- und Warnhinweise: | Die spezifischen Sicherheitshinweise für das Produkt sind in dessen Bedienungsanleitung aufgeführt. |
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Triton Audio
Triton Audio
Droogmakerij 31a 1851LX Heiloo Netherlands
contact@tritonaudio.com