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…
Simple yet Powerful Guitar Overdrive Effect When I want to build some equipment for my guitar I consider the facts which makes sound distinctive on…
WANTED – Joule Thief This is the thief which is responsible for stealing energy from single cell batteries, even in wasted ones. Simple LED Playground…
CALC FOR PARALLEL RESISTORS OR SERIAL CAPACITORS Two or Three Values for Calculation Input values for resistors or capacitors R or C #1 R or…
OHMs LAW CALCULATOR Calculate volts, amperes, ohms and watts by two inputs Only two values requred V – mean volts A – mean amperes Ω…
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…
Eagle CAD – panelize just as copy-paste PCB Help in Cadsoft Eagle for panelizing your layout The Cadsoft Eagle is one of the most used…
Stripboard editor that supports Atarado prototyping boards and run in Ubuntu. Whoever uses some software for stripboard work, have to hear about VeeCAD. This CAD/CAE…
Then I open two instances of VeeCAD, in other I opened the library and copy to first instance. In both VeeCADs opened help, that’s something…
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…
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…
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…
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…
As probably You already know, pinout of these displays are “standardized; 14-pin and 16-pin (with backlight), but there are some exceptions. Some (chinese) manufacturers swap…






















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