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Thread: Question time , Volume controls ?

  1. #1
    Audio Al is offline Pishanto Specialist & Super-Daftee
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    Default Question time , Volume controls ?

    OK learned ones

    Whats the difference between a volume control and a attenuated volume control
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  2. #2
    Join Date: Jul 2009

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    Quote Originally Posted by Audio Al View Post
    OK learned ones

    Whats the difference between a volume control and a attenuated volume control
    Nothing. A volume control of any sort attenuates.
    Engineers: fixing problems you didn't know you had in ways you don't understand.

  3. #3
    Join Date: Jan 2009

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    The only thing I can think of is an "attenuated" volume control does not reduce the volume to zero at its minimum setting. A bit like some balance controls only provide a 5 or 6dB adjustment range, rather than full left or right.

    Where did you come across this term Al?

    It could be a misprint of "attenuator".
    Last edited by Barry; 16-11-2018 at 09:19. Reason: additional thought
    Barry

  4. #4
    Audio Al is offline Pishanto Specialist & Super-Daftee
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    Attenuate is a verb that means to make or become weaker. The versatile word attenuate denotes a weakening in amount, intensity, or value.

    I have a Nikko pre amp that has " What I have refered to as attenuated , maybe the wrong word volume control " 32-detent attenuator IMG_3718.jpg ( Click on photo it gets bigger )

    It starts at -70db lowests volume and rotates clockwise around to 0 highest volume in click stop graduations

    Other amps I have just have ordinary volume controls no click stops just smooth rotation , no db scale either
    Last edited by Audio Al; 16-11-2018 at 05:18.
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  5. #5
    Join Date: Oct 2017

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    Quote Originally Posted by Audio Al View Post
    OK learned ones

    Whats the difference between a volume control and a attenuated volume control
    HI Are you refering to a stepped attenuator?

    If you are they use fixed value resistors (which give steps) compared, to a carbon track to adjust the signal level.
    Some tracked potentiometers have a device to give stepped positions (Clicks), some just rotate and stop where you leave them.

  6. #6
    Join Date: Jul 2009

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    Quote Originally Posted by Audio Al View Post
    Attenuate is a verb that means to make or become weaker. The versatile word attenuate denotes a weakening in amount, intensity, or value.

    I have a Nikko pre amp that has " What I have refered to as attenuated , maybe the wrong word volume control " 32-detent attenuator IMG_3718.jpg ( Click on photo it gets bigger )

    It starts at -70db lowests volume and rotates clockwise around to 0 highest volume in click stop graduations

    Other amps I have just have ordinary volume controls no click stops just smooth rotation , no db scale either
    Thats a very elegant way of describing a volume control!

    Some have click-stops, some don’t and most of these are not stepped attenuators, but a normal pot with a knobbly metal ring behind them.

    Most are labelled 0-10 or 0-[a number] but the Japanese had a spate of labelling them from minus infinity (or, as in your case, minus 70) up to 0 during the 80s. It’s all just styling and packaging and is largely irrelevant!
    Engineers: fixing problems you didn't know you had in ways you don't understand.

  7. #7
    Audio Al is offline Pishanto Specialist & Super-Daftee
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    It’s all just styling and packaging and is largely irrelevant!

    OK thanks , its just a volume control

    soon
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  8. #8
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    I have a stepped attenuator which is covered with resistors, looked to be a fiddly job to solder all those resistors in place.
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