Reading time: 3 minute Among the main topics presented in this issue, we list: L6202 / L6203 - DMOS full bridge driver; L293 - Quadruple half-H driver; Monitoring the position of the axis of a motor; Interface for controlling a DC motor; Electronic key with Smart Card (phone card); Proximity sensor with CD4011.
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;
Reading time: 4 minute Among the main topics presented in this issue, we list: Double layer printed circuits - Making with Press-n'Peel foil; Temperature transducers (II) - Resistive transducers; Inflatable onset (I); IR barrier; Development module with uC PIC16F676; Car alarm with self-arming;
Reading time: 4 minute Among the main topics presented in this issue, we list: Two-wire intercom - Full duplex; Alternative method of ultra-fast manufacturing of printed circuits (Toner Transfer System); Switching voltage stabilizers - LM2575, LM2576, LM2577; TDA8571J - 4 x 40W audio amplifier; 3 triac card (3 relays) with RS232 interface for PC; Automatic for cyclists.
Reading time: 4 minute Among the main topics presented in this issue, we list: Universal USB interface - Velleman K8055; LM3876 - Audio Power Amplifier SeriesHigh-Performance 56W Audio Power Amplifier w / Mute; Electronic thermostat; Access control keypad for electronic lock; AVR (II) microcontrollers - description and use; Liquid crystal displays - LCD; ICL7660 and MAX1044 - CMOS voltage converters with switched capacities.
Reading time: 6 minute Among the main topics presented in this issue, we list: Small Outline Integrated Circuits (SOIC) capsule; Small Outline Capsule "J" (SOJ); Thin Small Outline Package (TSOP) Capsule; Switching power supplies - MC34063 integrated circuit; Pony Prog - AVR microcontroller programmer; MAX 038 - Function generator; 433MHz MA receiver; Laboratory source 5-40V / 4A; TFDS 4500 (2.7 V to 5.5 V Serial Infrared Transceiver Module Family (SIR, 115.2 kbit / s); TOIM 4232 (SIR Endec for IrDA Applications Integrated Interface Circuit);
Reading time: 4 minute Among the main topics presented, we list: AD 820 (Single-Supply, Rail-to-Rail, Low Power, FET Input Op Amp); TPA 731 (700-mW, mono, analog input Class-AB audio amplifier with differential inputs); 1000MHz frequency meter; Fast charger for Ni-Cd, Ni-MH batteries; Programs for calculating the impedances of interconnection routes; TDA1072A (AM receiver circuit); Electronic cipher; Transceiver 50MHz / 28MHz.
Reading time: 3 minute Among the main topics presented, we list: Stereo amplifier 2x30W; Checking DTA / DTC transistors; Microphone preamplifier; Prescaler 1Ghz; FI amplifier; 12V / 5A stabilized source; SMD technique;