Conex Club Magazine - no.12 - 2005

Conex Club Magazine - no.12 - 2005 - TDA7384 - 4x25W quad audio amplifier

Reading time: 5 minute Among the main topics presented in this issue, we list: MC34064 - Undervoltage sensing circuit (power voltage monitor); Audio frequency amplifiers with TDA2822M; Universal siren module with back-up source; Dynamic lights and signaling arrow; 4-channel digital thermometer; "Flash" type light signals (beacons); Maintaining between two limits the water level in a tank;

Conex Club Magazine - no.1 - 2005

Conex Club Magazine - no. 1 - 2005 - Programmable current source 0-5A

Reading time: 4 minute Among the main topics presented in this issue, we list: How to acquire data with 4 channels on USB; AVR Microcontrollers (XIV) - Communication between the UART port of an AVR series CPU and a PC; Critical temperature warning; Thyristor controlled rectifier; Source with 12V / 2A back-up; Overvoltage protection of electronic equipment.

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;

Conex Club Magazine - no.9 - 2003

Conex Club Magazine - no.9 - 2003 - Electromagnetic relays - measurement of own actuation and return times

Reading time: 5 minute Among the main topics presented in this issue, we list: Practical measurement of impedances in electronic equipment; AC voltage regulator - voltage controlled; CNX201 - Audio amplifier; ICL8038 - Function generator; TLE 4905/35/45 L - Proximity transducers with HALL effect; 2-zone alarm interface.

Conex Club Magazine - no.5 - 2003

Conex Club Magazine - no.5 - 2003 - TDA1560Q (40 W car radio high power amplifier)

Reading time: 4 minute Among the main topics presented in this issue, we list: Electronic Lock (Code Lock); Switching power supplies; 13.8 / 1A linear source with battery for back-up; 40W RMS audio amplifier; PC frequency meter; TDA7293 - Applications; Effective voltage converter - direct voltage; FM mini-transmitter;