Signals and systems. Exercise materials for exercises

ROSA3D filament made of high-quality PLA granules. 0.8 kg of filament with a diameter of 1.75 mm is wound on the spool. ROSA3D PLA Rainbow Silk

ARK terminal connector spring 4-pin, pitch 3.5 mm, non-detachable.

Everyone faces with the question when planning activities during a week: what day of the week it is going to be. Usually we look at a smartphone or a datebook. Surprise your family, friends and colleagues with an original mechanical calendar-navigator that is also built with your own hands! UGears 70036

μHex is the first low-power controller which is compatible with Arduino. It is very suitable for the battery power supply environment. A 210mAh CR2032 cell battery could make it work 60 days long. DFR0343

Universal meter UT33D, UNI-T

UNUSUAL CURED CASTLE - PLATE AND PROGRAMMED LAYOUT

COMPUTER LED CONTROLLER - PLATE INCLUDED AND PROGRAMMED

FREQUENCY SYNTHESIZE ON ADF4007 SYSTEM - PRINTED BOARD

Assembled 230V AC delay switch. AVT1950 C