Thumbwheel Potentiometers

Thumbwheel Potentiometers (Thumbwheel Potentiometers) as a kind of precision electronic regulation device, its position in modern electronic technology can not be underestimated. It changes the resistance value in the circuit by rotating the dial wheel, so as to achieve accurate control of current or voltage. This kind of potentiometer usually consists of a rotating shaft and a fixed resistance element, one end of the shaft is connected to a contact arm, as the shaft rotates, the contact arm slides over the resistance element, changing the length of the resistance path, and thus adjusting the size of the resistance. In the circuit, the rotary potentiometer mainly plays the role of regulator, by changing the resistance value to affect the current distribution and voltage drop in the circuit, to achieve the fine tuning of the circuit parameters. This adjustment method is not only flexible and convenient, but also has high precision, and can meet the needs of a variety of complex circuits.

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Product Quantity: 352

TT Electronics/BI 91AR20KLF
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TT Electronics/BI 91AR500LF
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TT Electronics/BI 91AR50KLF
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TT Electronics/BI 91AR25KLF
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TT Electronics/BI 91AR2KLF

91AR2KLF

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TT Electronics/BI

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Bourns Inc. 3352T-1-501LF

3352T-1-501LF

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Bourns Inc.

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Bourns Inc. 3352H-1-103LF

3352H-1-103LF

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Bourns Inc.

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Bourns Inc. 3352W-1-500LF

3352W-1-500LF

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Bourns Inc.

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Bourns Inc. 3352W-1-102LF

3352W-1-102LF

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Bourns Inc.

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Bourns Inc. 3352T-1-253LF

3352T-1-253LF

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Bourns Inc.

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Bourns Inc. 3352T-1-202LF

3352T-1-202LF

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Bourns Inc.

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Bourns Inc. 3352W-1-104LF

3352W-1-104LF

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Bourns Inc.

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Bourns Inc. 3352T-1-503LF

3352T-1-503LF

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Bourns Inc.

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Bourns Inc. 3352E-1-103LF

3352E-1-103LF

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Bourns Inc.

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TT Electronics/BI 91AR5KLF

91AR5KLF

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TT Electronics/BI

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TT Electronics/BI 91AR10KLF
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TT Electronics/BI 91AR100KLF
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TT Electronics/BI 91AR1MEGLF
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Bourns Inc. 3352T-1-105LF

3352T-1-105LF

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Bourns Inc.

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Bourns Inc. 3352W-1-502LF

3352W-1-502LF

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Bourns Inc.

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Thumbwheel Potentiometers: Thumbwheel Potentiometers are widely used in many fields, such as volume control in audio devices, brightness and contrast adjustment in display devices, and parameter calibration in electronic instruments. In the sound system, the user can easily adjust the volume by rotating the dial wheel to obtain the best hearing experience. In monitors and televisions, dial wheel potentiometers help users adjust the screen display according to ambient light and personal preferences. In audio equipment, it is the right-hand assistant of volume control; In household appliances such as ovens and microwave ovens, it is responsible for the precise adjustment of temperature and time; In medical devices, such as pacemakers, it is a key component in monitoring vital signs. In addition, in industrial automation, robotics, automotive electronics and other fields, rotary potentiometers also play an indispensable role.

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