Theory of Colloid and Interfacial Electric Phenomena

AVT kit for self-assembly of an adjustable power supply for contact plates. AVT1990 B

Module with 17x7 LED matrix display (119 LEDs) designed to work with the Raspberry Pi. It uses the IS31FL3731 driver and communicates via the I2C interface. Pimoroni PIM331

Pick a card, any card — or a whole pack! The UGears Games Card Holder stores up to 12 decks of playing cards, allowing easy access while saving space on your game table. No more rummaging through boxes or stacks on shelves to find the stack of cards you need. UGears 70068

Opening/closing sensor designed for mounting on windows and doors. It is an excellent security device informing, for example, about unwanted entry into the house. Shelly Door Window 2

The ODROID-XU4 includes the cooling fan by default. You might need this part when you want to replace the original cooling fan

ALARM CONTROL PANEL - A SELF-ASSEMBLY KIT

Development board based on GD32VF103CBT6 MCU with 32-bit RISC-V core. It is equipped with an IPS RGB LCD display with a diagonal of 0.96 inch 160x80 and a housing. Seeed Studio 102991302

KITCHEN TIMER - PRINTED PLATES AND PROGRAMMED SYSTEM

Miniature (22x13.5x6mm) WiFi module b / g / n with TCP and UDP protocols operating in standalone and access point modes. 2.0mm goldpin connector. The module is equipped with a UART interface, it is also possible to control GPIO lines (also as PWM). Powered by 3.3V. Antenna: copper wire

Leszek Pawlaczyk, Zdzisław Załoga

MINIATUROWY USB CONVERTER / UART WITH FT230XS - PRINTED PLATE

Minicomputer with Amlogic S922X processor, which integrates the ARM Cortex-A73 quad-core chip and Cortex-A53 dual-core with Mali-G52 GPU and 2GB of RAM. Additional equipment includes: eMMC memory slot, HDMI, microSD card slot and 40-pin GPIO connector. Hardkernel Odroid N2L