Electronic projects

High Voltage DC-DC Converter on NE555

  High Voltage DC-DC Converter on NE555   Switching DC-DC converters are designed for both increasing and decreasing voltage. With their…

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Simple 12VDC/220V inverter circuit for transformers with NE555

 Simple 12VDC/220V inverter circuit for transformers with NE555 Usually the simplest converter from 12 to 220 V is built on…

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Universal IR remote control from a smartphone

  Universal IR remote control from a smartphone The smartphone has long migrated from the category of ordinary phones, which…

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Sound booster using chip TDA2030A

  Sound amplifier chip TDA2030A I found an unnecessary board from the TV. My eye was attracted by the TDA203A microcircuit. I…

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Lm317T power supply diagram

  Lm317t power supply diagram. Power supply ON lm317. Schemes and calculations The microcircuit has been a hit among novice radio amateurs…

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Make a battery charger from ATX power supply

  Description of the scheme The components that I added to ATX are highlighted in green. In series with the Voltage…

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How to make a very simple induction heater

  Induction heating is very fast. With heaters made according to this principle, metal blanks for hardening are red-hot in production…

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DIY WIFI Signal booster with can

 I saw a wifi signal extractor made of mosquito coils on cnbeta a few days ago. I heard that the…

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DIY 11200mA power bank with laptop batteries

 Today I am going to make an USB power bank, using 4 laptop batteries. It happened that my colleague had…

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How to turn any webcam into a powerful microscope

This post will show you how to make a quality microscope out of an old webcam . This is really easy to do. Step 1: materials…

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