Electronics for everyone February 2017

Editor-in-chief recommends

On-board computer with a color display
The author for the third time proves that the construction of an attractive car computer board is not difficult at all. And the effects are even more spectacular thanks to the use of a ready-made color module of the LCD display

DMX receiver, or PAR LED spotlights
In several earlier articles, the DMX standard was discussed, and in the December issue the DMX driver with Bluetooth was introduced. It is time to implement a variety of DMX receivers, for example, independently controlled PAR LED headlights with RGB diodes.

Central heating furnace pump controller
The project is as timely as possible: would you not only like to add or improve central heating system automation, but also remotely monitor the system status?

Induction converters, part 3
Do you think the operation of induction converters is complicated and mysterious? Familiarize yourself with the article and enjoy the fact that the basis of action is the cooperation of three simple elements according to surprisingly simple rules.

In the issue

AVT projects

• On-board computer with a color display
• Synchronous rectifier with magnetic control, part 2
• DMX receiver, or PAR LED spotlights, part 1.
• Far-reaching infrared path Light barrier. Optical shooting range

Readers' Forum

• Repair of Geiger counter РКСБ-104 ...
• The furnace pump controller co
• Problem with the Li-Ion charger

School of Constructors

• Main task 252. Suggest electronic system with the lowest possible supply voltage
• Solution to the main task 247. Suggest a power supply to the hobbyist's workshop.
• The second class of the Constructors' School What is not here? 252, 247
• Third class of the Constructors' School, count 252, 247

Various items

• Direction: electronics
• Radio polygon. Episode 5. Receiver with frequency conversion - superheterodyne
• Course C - lesson 10
• Converters, part 3
• Modular meters, part 3
• "LED bulbs", part 2
• Phase adjusters, part 2
• Broken reality, or an electronics technician in action. Rescue of old tube receivers, part 7. Transformers, VHF internal antennas

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