| RS-232 goes wireless! A modern and low-cost ESP32 module will give wings to a serial interface. In addition to its serial link communication...
More about Test & Measurement (222)
| Magnets are used in countless applications, such as in the motors that power our appliances to the sensors that put our laptops to sleep. Di...
| This Labs project introduces a safe and economical approach to measuring AC power using the PC's sound card, suitable for both grid and audi...
| Want to repurpose an operational amplifier from a previous project or an old parts collection? You can construct a specialized op-amp tester...
| Inductors may lose their inductance at higher currents because of core material saturation, which limits the range of use. Here we look at a...
| Go wireless with RS-232! With an Espressif ESP32 module, you can give wings to a serial interface. In addition to its serial link communicat...
| This is a Milliohm Meter created from circuit suggestions to a fully functional device for measuring low resistances and BLDC motors. It fea...
| Discover the simplicity and precision of quartz frequency analysis with this new Stand-alone Crystal Tester. The compact instrument not only...
| Step into the era of smart trail management with this innovative laser beam interruption counter/detector. Powered by a battery and designed...
| Interested in thermal imaging? Discover the capabilities of an Arduino UNO in thermal imaging with this DIY guide, featuring Panasonic's AMG...