Category: Projects

Functional electronic projects with schematics, PCB layouts, and tips how to make it.

555-pwm-controller-regulator

PWM Controller (regulator) DIY Easy

Easy PWM Controller with schematic and layout Schematic with a little theory of PWM and 555 Yep. Schematic with layout, but spiced with some informations about what the PWM controller is all about. In...

LED Joule Thief - 0.7-1.5V

LED diode on 1.5V or less – Joule Thief

WANTED – Joule Thief This is the thief which is responsible for stealing energy from single cell batteries, even in wasted ones. Simple LED Playground You Can Use Single Cell Battery for Lighting LED...

IMAG0137

LED Home Lights

LED Light Hello everyone, here’s a project with LEDs that recently the development of technology is slowly taking their place as a very efficient type of lighting. However the technology is still relatively expensive...

Water Level Controller

Water Level Controller

This is one of mine projects which can be helpful for controlling water level in water tank. I made it on one of Atarado SMART prototyping PCB for which I can tell all the...

F-Gen-01-465x190_2

Frequency Generator/Counter

The functional generator is a device that would have any better equipped electronic lab should have a not so frequently used gadgets, but when you need it, we certainly appreciate its convenience. Here is...

107_0772

Guitar Tube Amplifier 5 to 10W

For those who have asked me about my tube works, which occurred after one of my old site (now at alex.elektronika.com.hr), I’ll put photos, diagrams and bit descriptions. GUITAR TUBE AMP 5 TO 10...

gitarski amp 5w

15W Guitar Tube Amplifier

Here is an example of tube guitar amplifiers that was first made into an even smaller box, but as I was not satisfied with the available speaker of 8″,  I made another box with...