Electrical engineering and electrical machines - Industrial electric power systems

Electrical engineering and electrical machines - Industrial electric power systems

Reading time: 2 minute Electrotechnics has as object of study the technical applications of electrical and magnetic phenomena. These applications can be: general (such as: electrical measuring devices, electric drive motors, electric lighting installations, electrothermal installations, etc.) or specific to a certain technological process.

 387 total hits, 1 hits today

Conex Club Magazine - no.7-8 - 2006

Conex Club Magazine - no. 7-8 - 2006 - Verification of IGBT transistor modules

Reading time: 9 minute Among the main topics presented in this issue, we list: Linear voltage regulators; Low cost charger for NiCd and NiMH elements; Keyboard with conversion from decimal to BCD; Vu-meter with transistors; Switch-detector for minimum load supplied in alternating current; FM transmitter microphone - for the band 88-108 MHz with a single transistor; Using an LED as a photodiode (light detector); 1W audio amplifier with TDA7052.

 330 total hits, 2 hits today

Conex Club Magazine - no.6 - 2006

Conex Club Magazine - no.6 - 2006 - Lead-free electronics

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.

 283 total views

Conex Club Magazine - no.5 - 2006

Conex Club Magazine - No. 5 - 2006 - MAX712 / MAX713 - NiCd / NiMH Battery Fast-Charge Controllers

Reading time: 6 minute Among the main topics presented in this issue, we list: Indicator - universal controller for liquid level; Remote control receiver for switching electrical and household appliances; Motion control in both directions at a DC minimotor; Temperature measurement and recording on PC - using the iButton DS1820; Volumetric sensor (or broken glass detector); 2 x 3W stereo audio amplifier; Voltage stabilizer 1.25… 20V / 4A.

 194 total views

Conex Club Magazine - no.4 - 2006

Conex Club Magazine - no. 4 - 2006 - 120W bridge amplifier with LM3886

Reading time: 5 minute Among the main topics presented in this issue, we list: Measuring the electrical resistance of solders made with alloys without Pb or conductive adhesives; Performance indicator for "burned" fuses; Active switch for supply voltages; LM385 (B) - Precision fixed voltage reference source; Charger for lead-acid batteries (sealed); Balance indicator; Automatic / manual video switch; Speed ​​regulator for AC motors; Sensory electronic switch - Touch Switch.

 202 total views