Reading time: 6 minute Among the main topics presented in this issue, we list: Proximity sensor (proximity); TC9153 (AP) - Digital volume controller, up-down; Folia Press'n'Pell (PnP) - Practical advice; Digital stereo volume controller with electronic up / down control; Speed variator for mini-drills; Voice separator for karaoke; Prescaler 1000MHz.
Reading time: 3 minute Among the main topics presented in this issue, we list: Twilight switch; Checking the MOS-FET transistors; Digital thermostat 0… 1000C with thermocouple; Dynamic lights with analog circuits; Programmer - 18-pin PIC application development board; Time relays;
Reading time: 4 minute Among the main topics presented in this issue, we list: Techniques and methods for measuring earthing installations; Temperature transducers (I) - Resistive transducers (thermistors); TDA5051 - Modem through the 220Vac socket network; Universal mobile phone interface - PC with MAX3232; Counter / Dispenser for pill packaging; Voice encryption module;
Reading time: 4 minute Among the main topics presented in this issue, we list: Powering audio power amplifiers; Frequency synthesizer with uC - VHF - Elements of design and practical realization (I); PIC microcontrollers - Presentation and programming (V); Oscilloscope probe with 16 inputs; Dual source with back-up battery and timer; AC power regulator - 2kW.
Reading time: 3 minute The main topics discussed in this issue: Advocacy for the education of our children; Lupeni County Electronics Contest-2007; Introductory notions of using microcontrollers; Nokia GSM cables; History of Macromedia Inc .; WEB page guide;