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.

 873 total hits, 6 hits today

Conex Club Magazine - no.3 - 2006

Conex Club Magazine - no.3 - 2006 - Tricks and applications with LM3914 (LM3915)

Reading time: 4 minute Among the main topics presented in this issue, we list: Mini-timer with bargraph; Night light with white LEDs and variable brightness; Capacity indicator for Li-Ion batteries; Tester for operational amplifiers; Telephone alarm; Parallel connected telephones - restrictions and confidentiality of calls; PIC16F84 microcontroller (I) - use and programming.

 859 total hits, 1 hits today

Conex Club Magazine - no.2 - 2006

Conex Club Magazine - no.2 - 2006 - Freeze indicator for the car

Reading time: 6 minute Among the main topics presented in this issue, we list: Alternative technologies for connecting electronic components (II); Simple and economical bargraph; ICL7665 - Electric voltage monitor with dual output for under and over-voltage; Stepper motors - Structure and control; Stepper motor driver with MOSFET transistors; Simple protection for acoustic enclosures; Compact Flash / IDE interface; Automatic night lighting powered by the mains.

 606 total hits, 3 hits today

Conex Club Magazine - no.12 - 2004

Conex Club Magazine - no.12 - 2004 - R232 interface - One wire

Reading time: 4 minute Among the main topics presented in this issue, we list: Board for experiments with AT89C2051, AT90S1200, AT90S2313; AVR microcontrollers (XIII) - Serial communication on the UART port of uC AT90S2313; Thermal radiators - Physical sizing; Semi-duplex intercom system, two-wire .; UTP / STP cable and telephone tester; Aquarium controller with uC PIC16F84; LED light sets;

 631 total hits, 3 hits today

Conex Club Magazine - no.7-8 - 2004

Conex Club Magazine - no.7-8 - 2004 - Anemometer - Wind speed measurement

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;

 505 total hits, 1 hits today

Conex Club Magazine - no.4 - 2004

Conex Club Magazine - no. 4 - 2004 - Radio frequency detector for millivoltmeters

Reading time: 3 minute Among the main topics presented in this issue, we list: Counter up-down; Radio frequency detector for millivoltmeters; Design of the frequency synthesizer with uC - VHF; Digital frequency meter 0-1000MHz; 1-channel remote control transmitter; 1-channel remote control receiver;

 626 total hits, 1 hits today

Conex Club Magazine - no.12 - 2002

Conex Club Magazine - no.12 - 2002 - TDA1562Q - 70W H-class audio amplifier

Reading time: 4 minute Among the main topics presented, we list: Function generator for PC 0.01Hz… 1MHz; Electronic components for SMT technology; LDO Stabilizers - Low Drop-Out Voltage Regulators; LCD (III) alphanumeric display programming; Switching source 13.8V / 20A; Pony Prog - Programmer PIC16C (F) 84; LCD display with programmable messages.

 507 total hits, 1 hits today

Conex Club Magazine - no.4 - 2002

Conex Club Magazine - no. 4 - 2002 - Rapid manufacture of printed circuit boards using engraving technologies

Reading time: 4 minute Among the main topics presented in this issue, we list: TPS6021X (Regulated 3.3-V 50-mA Low-Ripple Charge Pump with Ultra Low Operating Current); AD698 (Universal LVDT Signal Conditioner); Wireless microphone; PIC, EEPROM and SIM card programmer; TV modulator; Remote control via electrical network; Measurements with the reflectometer.

 507 total hits, 4 hits today