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QTR-1RC Reflectance Sensor (2-Pack)

The LM317 + LM337 Symmetrical Power Supply provides stable and smoothly regulated symmetrical voltage for electronic and laboratory applications. Suitable for powering audio systems, preamplifiers and test projects where stable, regulated symmetrical voltage is essential. Requires consideration of proper cooling to maintain optimal operating conditions

The panel PWM signal generator with power output offers signal regulation in the range of 1Hz to 150kHz with an output current of up to 8A. Equipped with a backlit LCD display, it allows precise settings, and the compact housing with dimensions of 79 x 43 x 26 mm makes it a practical tool in various applications.

The symmetrical power supply based on LM317 and LM337 offers a DC output in the range of 1.3-25 V with a power of 25W and a current of up to 1A. Equipped with a resettable fuse for overload protection, it is compact with dimensions of 62 x 59 x 30 mm.

The 4 AA R6 battery holder is a basic but essential item for those who need a simple way to connect batteries for higher voltage. Cable length 15 cm

Bipolar stepper motor. It has a resolution of 200 steps/revolution (1.8° per step), a rated voltage of 12 V and draws a current of 1.2 A per coil. OK42HB40-1204A-TJ750

The 2 AAA R3 battery holder is a basic but essential item for those who need a simple way to connect batteries for higher voltage. Cable length 15 cm

NEMA34 bipolar stepper motor. It has a resolution of 200 steps/rotation (1.8° per step), a voltage rating of 2.6 V and draws a current of 5 A per coil. 86A8S4-14

NEMA23 bipolar stepper motor. It has a resolution of 200 steps/rotation (1.8° per step), a voltage rating of 2.5 V and draws a current of 2.8 A per coil. 57BYG56-2804S

Pololu Universal Aluminum Mounting Hub for 5mm Shaft, M3 Holes (2-Pack)

Standard digital servo equipped with a metal gear. It is characterized by high torque and high durability. DS3230

Transparent mechanical keyboard switches. They can be used for a wide range of projects, including when building a proprietary, non-standard mechanical keyboard. They make a audible sound every time you press a key

Compact stepper motor controller with the TMC2208 system with operating voltage from 4 to 35 V. It offers smooth, quiet operation, high efficiency, various operating modes and easy configuration. It is controlled via the STEP/DIR interface and is an ideal solution for 3D printers and similar applications

Audio module based on a 32-bit PCM5102A DAC converter intended for cooperation, among others with Raspberry Pi minicomputers. Communication via the I2S interface. GY-PCM5102

Cooling fan powered with the voltage of 5 V with a lead out a cable with a two-pin connector with a pitch of 2.54 mm

The Step-Down D24V3F3 Buck Voltage Regulator module gives the output voltage of 3,3V with a wide input voltage range of 4.3-42V and a maximum output current of 300 mA. Pololu 2097

The GY-87 module is composed of a module with MPU6050, QMC5883L and BMP180 sensors, allowing the measurement of traffic in nine axes and the measurement of atmospheric pressure. The module has a built-in 3.3 V voltage stabilizer

The expansion module is designed to work with a portable computer built into the Raspberry Pi 400 keyboard. The board has two 40-pin connector in a vertical position. Waveshare PI400-GPIO-ADAPTER-B

The XH-A902 preamplifier module with the NE5532 chip provides a fivefold increase in sound power, operating in the voltage range of 12-30V. Using the renowned NE5532 chip, it offers excellent amplification in two channels,

The stepper motor driver TB6600 supports a voltage of 9 to 40 VDC and a current of 0.5-3.5A, allowing the selection of microsteps from 1 to 32. The device is resistant to environmental conditions such as humidity and shock