Browse By

Category Archives: Electronics

Fabricated dual directional coupler.

Home brewing a simple antenna analyzer – Part 1

A primary tasks of an antenna analyzer is determining how good of a match an antenna has with the transmitter. One of the ways of determining that is by looking at the reflected power from the antenna port. In simple words, an unmatched impedance of the

DRA818V pcb

DRA818V VHF band transceiver – Part 1

Necessity to stay connected with others is growing by the day. In cases when mobile network is out of reach and a message needs to be relayed or received, ham radio can prove to be quite helpful. Let us not get into the details as

LNA silicon images

Radar on a chip – Shrinking Radars!

Whenever we hear the word “Radar”, a picture comes to mind with a rotating line across a circular display with a few objects moving here and there. This is a general perception of radars that we have after watching a few Hollywood movies. Just like

orcad 16.6 full download

Cadence OrCAD 16.6 full download – FREE

Cadence OrCAD 16.6 version is the new version of OrCAD schematic and PCB designing tool with lot of improvements. We all know that since the OrCAD 16.3 version, there has been no proper crack to use OrCAD. Do not worry anymore because I have finally

ECG front end circuit (BUY NOW)

Android based wireless ECG monitoring (UPDATED)

From quite some time I had been busy trying to perfect my real time ECG monitoring system. I was able to look at my ECG after a tedious task of recording it via sound card and then processing it in MATLAB. If you have closely

No Thumbnail

Very simple High voltage converter – Boost converter

The most simplest circuit which can convert low voltage to high voltage is the Boost converter circuit with high efficiency. The simple low voltage to High voltage converter requires an inductor, diode, a high speed switching device and a storage element. All this can be

Green Points system: A revolutionary proposal

Green points system Several developed countries have a huge problem to dispose off the electronic waste generated in their countries. Even our own nation is developing at a fast pace and the major cities are producing several tons of electronic waste each day. We, the