Gravity module designed based on the GP8503 system. It is a two-channel DAC (analog-to-digital) converter with I2C communication that offers an output signal with 12-bit resolution and 0.1% accuracy. It allows you to generate analog signals with a voltage range from 0 to 2.5 V or from 0 to VCC. DFRobot DFR1034

The Step-Up converter module with a power of 65W converts the voltage in the range of 3-35V to 3.5-35V with an efficiency of over 96%. Equipped with a voltmeter, it operates in temperatures from -40°C to 85°C.

This compact board breaks out the pins of a microSD card connector necessary to interface with the card through SPI (Serial Peripheral Interface), and it can be directly integrated into 5 V systems thanks to its on board 3.3 V regulator and level shifting circuity. Pololu 2587

Module with a relay and WiFi communication. Compatible with ESP-01 or ESP-01S

Gravity module designed based on the GP8501 system. It is a two-channel DAC (analog-to-digital) converter with PWM communication that offers an output signal with 8-bit resolution and 0.5% accuracy. It allows you to generate analog signals with a voltage range from 0 to 2.5 V or from 0 to VCC. DFRobot DFR1037

WEAH-338 3-way speaker crossover designed to split an audio signal into low-, mid-, and high-frequency bands in speaker systems. The crossover supports up to 120 W, 4-8 Ω speaker impedance, and a frequency range from 45 Hz to 20 kHz. The product includes 1 crossover board. WEAH-338

The compact (0.4″ × 0.5″) D24V5F6 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 6 V while allowing for a maximum output current of 500 mA. Pololu 2844

The Modeling PWM Signal Mixer Module is a compact device that allows mixing of PWM signals in modeling, allowing for a variety of control of components such as guns, plates and motors. It can be precisely tailored to the user\'s needs and also offers flexibility in control priority settings.

Driver for bipolar stepper motors with STEP/DIR interface, microstepping up to 1/16 and adjustable current via onboard potentiometer, compatible with 3.3 V and 5 V logic, version without soldered headers. Pololu 5342

An advanced speed controller designed to power three-phase brushless motors in various applications, such as driving robots, walking robots or gimbals. Supports input voltage range from 12V to 56V. Maximum constant current is 60A. Makerbase ODrive-S

An educational kit that teaches the basics of electronics with an LED that changes colors in response to the lack of light. The kit includes all the necessary components, including a light sensor, a color LED, and a USB cable, and detailed instructions and teaching materials from Kitronik make assembly and introducing the topic of electronics into teaching easy. Kitronik 2184

RGB LED strip controller with WiFi communication. It enables remote control of multi-colored strips with diodes powered with voltage from 5V to 28V using a mobile application. SL-LC01

Step-Down Voltage Regulator D24V25F5. Pololu 2850

4-channel switch module with a maximum voltage of 16 V and a current of 2 A based on a MOSFET transistor. It is controlled by digital inputs. It is equipped with a screw connection and status LEDs. Adafruit 5757

Module with three voltage analog outputs ranging from 0 to 10 V. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP3079ADAM

This regulated DC-DC buck switching power supply supports an input voltage of 6 to 70V and an output voltage of 0 to 60V at a current rating of up to 15A (20A peak). It features high-precision voltage and current displays and quick-select switches for standard voltages. The module features an intelligent cooling system and numerous safety features, making it a safe and reliable solution for precision powering electronics, battery testers, LED systems, and industrial applications. XY6015L

Driver for bipolar stepper motors with STEP/DIR interface, microstepping up to 1/16 and adjustable current via onboard potentiometer, compatible with 3.3 V and 5 V logic, includes soldered header pins. Pololu 5343

Driver for bipolar stepper motors with STEP/DIR interface, microstepping up to 1/16 and maximum current up to 1.5 A at 5 V or 1 A at 3.3 V, version without soldered headers. Pololu 5344

Driver for bipolar stepper motors with STEP/DIR interface, microstepping up to 1/16, soldered header pins and maximum current up to 1.5 A at 5 V or 1 A at 3.3 V. Pololu 5345

UART-RS232 converter module. The board was equipped with a Grove and DB9 connector. Seeed Studio 103020192