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Things About Knob

Things About Knob

Pulished on Jun. 25, 2019

As a mechanical construction, the ISO9001 Zinc Alloy Knob has not been tested on which device. Maybe a telegraph machine in the last century? Or a oscilloscope? It may also be a radio or a TV later, which is naturally born on electronic devices like many buttons, and then gradually became popular as a part of the electronic dashboard, and has been used as a controller.

The knob itself is very subtle, and it can only output a certain amount of difference by pressing the switch. The knob may correspond to several quantitative quantities, or a limited range such as “0-10”. For example, the common volume knob will allow the user to make any adjustments within a certain value, and the desired volume can be obtained with a slight turn, which is not possible by pressing the up and down buttons.

Because of this feature, when you use the rotary knob to adjust the volume, you will not carefully look at the above scale information (some even the scale is not), perhaps you do not care about the size of the number, but will use both ears Come to "find" a just right voice.

ISO9001 Zinc Alloy Knob