252A104A50TB

Series:	252
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Axis:	2 with Switch(s)
Resistance:	100 kOhms
Power (Watts):	0.0125W
Tolerance:	±10%
Adjustment Type:	Top Adjustment
Rotation Angle:	50°
Mounting Type:	Through Hole
Size / Dimension:	Square - 0.815" L x 0.807" W x 0.760" H (20.70mm x 20.50mm x 19.30mm)

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Joystick PotentiometersA joystick potentiometer is an electronic device used to transmit directionally-sensitive electrical signals. This type of device is most commonly used in video game controllers and industrial manipulation systems, such as robotic arms. The same type of device also has uses in aircraft navigation systems, where it is referred to as a "yoke" by pilots.A joystick potentiometer typically consists of two or three rotational axes, each mechanically linked to a pointing/tracking device such as a stick, thumb wheel, or track ball. Each axis is connected to a variable resistor, also known as a potentiometer. As the human user moves his/her finger, thumb, or hand around the pointing device, the resistors vary in resistance to generate an electrical signal which corresponds to the direction or position of the pointing device. The most common type of joystick potentiometer is the 254A104A50TB model. This device uses three rotational axes which are mechanically linked to the pointing device. Two of the axes utilize 10KΩ linear potentiometers while the third axis uses a 4KΩ linear potentiometer. As the pointing device is moved, the resistance of the appropriate potentiometer varies in accordance with the direction of the movement. A typical application field for 254A104A50TB joystick potentiometers is in video game controllers. The three potentiometer axes correspond to the C-stick, thumb wheel, and main analog stick found on modern consoles. As the user manipulates the analog stick, the three potentiometers generate an electrical signal which corresponds to the exact position and orientation of the user’s hand. This signal is then used by the video game console to create the corresponding on-screen movement.Another application field for 254A104A50TB joystick potentiometers is in industrial manipulation systems. These systems typically involve the use of one or more robotic arms. Each arm is fitted with a joystick potentiometer which is used to transmit a directional signal, corresponding to the position of the pointing device. The signal is then interpreted by the system’s onboard computer, which then uses it to manipulate the arm in accordance with the user’s input.A final application field for 254A104A50TB joystick potentiometers is in aircraft navigation systems. Yoke controls are typically fitted with two or three potentiometers which transmit directional signals when manipulated by the pilot. These signals are then used to control the attitude and direction of the aircraft, in accordance with the pilot’s input.In conclusion, 254A104A50TB joystick potentiometers are a versatile type of device which can be used in a range of industrial, navigation, and consumer applications. They are relatively simple devices which can reliably convert a human user’s movements into an electrical signal which can be used to control video game consoles, robotic arms, and aircraft. As such, joystick potentiometers are likely to remain an important part of the electronics industry for the foreseeable future.

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