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Connecting a 6.3 Jack Microphone to XLR: Step-by-Step Guide for Sound Engineers

RedsGo 9063 6
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Treść została przetłumaczona polish » english Zobacz oryginalną wersję tematu
  • #1 16334375
    RedsGo
    Level 9  
    This question was asked by a recently met electrician, sound engineer. I don't know much about it, usually I connect a 6.3 jack-jack cable to an amplifier with the same input.
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  • Helpful post
    #2 16334415
    398216 Usunięty
    Level 43  
    JACK STEREO XLR
    Weight ----------------- 1
    Ring ------------------ 3
    Top ------------------- 2

    JACK MONO XLR
    Weight ----------------- 1
    Top ------------------- 2
    3 - connect to 1
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  • #3 16334511
    RedsGo
    Level 9  
    Could you give me the diagram? I understand, but I can't picture it. I will be very grateful.

    Added after 10 [minutes]:

    I found a schematic (good?). Now the question - what - with soldered cables? Connecting a 6.3 Jack Microphone to XLR: Step-by-Step Guide for Sound Engineers

    Added after 25 [minutes]:

    Connecting a 6.3 Jack Microphone to XLR: Step-by-Step Guide for Sound Engineers

    Added after 34 [seconds]:

    or Connecting a 6.3 Jack Microphone to XLR: Step-by-Step Guide for Sound Engineers
  • #4 16334722
    DjMapet
    Level 43  
    The microphone is connected only to the microphone preamplifier, the input socket of which is realized on a symmetrical XLRf connector. Practically for many years, microphone preamplifiers with jack sockets have not been used, and if anything, then only in typically amateur toys.
    To connect a microphone to a preamplifier with an XLR socket, use a cable (preferably symmetrical) with XLRf - XLRm connectors.
    It is best to write what amplifier and microphone it is.

    Greetings.
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  • #5 16334772
    adambyw
    Moderator of Acoustics
    DjMapet wrote:
    , this is only in typically amateur toys.

    And often in DJ's.

    398216 Usunięty wrote:
    JACK MONO XLR
    Weight ----------------- 1
    Top ------------------- 2
    3 - connect to 1


    Connecting pins 1 and 3 in microphone preamplifiers is not recommended due to the possibility of phantom power supply there. Firstly, it connects the power supply to ground, and secondly, it causes the dynamic microphone's diaphragm to deflect, so that it does not work in the optimal range, which affects its condition and sound. Additionally, it strongly transfers noise from the power supply to the sound.
    If you do use such a connection, it would be advisable to use a microphone transformer, but it's expensive. A cheaper solution would be to connect pin3 to ground (pin1) through a capacitor (10 uF / 63V) and pin2 to the microphone output, through a capacitor. It will be safe for both the microphone and the preamplifier.
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  • #6 16335352
    398216 Usunięty
    Level 43  
    adambyw wrote:
    Connecting pins 1 and 3 in microphone preamplifiers is not recommended due to the possibility of phantom power supply there.
    I'm sorry my mistake. I have apparently forgotten that not every mixer can turn on the phantom individually.
  • #7 16335395
    DjMapet
    Level 43  
    adambyw wrote:
    DjMapet wrote:
    , this is only in typically amateur toys.

    And often in DJ's.

    I agree, but the vast majority of DJ equipment are typically amateur devices. Professionals in a large group of cases are already equipped with symmetrical XLR sockets, both MIC and MAIN OUT.
    And I see no reason to connect the microphone to a symmetrical microphone preamplifier with an unbalanced cable.

    Greetings.

Topic summary

The discussion focuses on connecting a 6.3mm jack microphone to an XLR input, primarily for sound engineers. It emphasizes the importance of using a symmetrical XLR cable (XLRf to XLRm) for proper connection to a microphone preamplifier, as most professional equipment utilizes XLR connectors. The conversation highlights potential issues with connecting pins incorrectly, particularly regarding phantom power, which can damage microphones and affect sound quality. Suggestions include using a microphone transformer or capacitors to ensure safe connections. Diagrams were requested to clarify the wiring process.
Summary generated by the language model.
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