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Category Archives: Activities

Radar Beamforming to track target

The Matlab phased array toolbox is a collection of many interesting algorithms and functions. With so many tools at your disposal, the phased array toolbox lets us build a complete end to end radar system. I tried the phased array toolbox for the first time

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Transferring a text file over the air with LimeSDR mini

We have seen the LimeSDR mini several times on this blog. So far, we have only seen how it can generate analog modulation to transmit voice and what not. Being an SDR capable to transmit practically anything, we can even transmit binary data. Speaking of

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Accurately measuring cable length with NanoVNA

Update: Now you can plot the impedance vs. distance/time plot. Click here to learn the concept. Original Post: Having a VNA opens up so many possibilities. Just last week, I reviewed the nanoVNA and found to be an interesting device to have. Having handled expensive

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nanovna review

NanoVNA – A short review

Do you build RF circuits? Have you built any antennas? If the answer to any of the two questions is YES, then you know how valuable having a VNA (Vector Network Analyzer) is. Just an year ago the cheapest VNA on the market was the

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MAX2870 PLL PCB with STM32F103 microcontroller designed by Salil Tembe

Manual VCO selection for a faster locking PLL

PLL chips such as the ADF43xx, MAX287x and so on come with an integrated VCO. The frequency range on these PLL chips can extend all the way from few tens of MegaHertz to several GigaHertz. Such a wide range of output frequency can be obtained

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Photos from Udaipur, Rajasthan

It was my first time to Udaipur, Rajasthan and that had me all excited to explore a new town. An initial homework on the internet showed me lot of palaces and lakes to explore. On the other hand, it’s a good place for getting some

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28 recent traveling photos

27 Recent Traveling Photos

To begin with, taking photos while working is really something motivating at times. Every push of the button of taking picture helps, without delay, to release tons of pressure and stress. A peace of mind Everytime it feels unbearable, rather than becoming angry or irritated,

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Welcome Spring is finally here – Memory photos of 2017

Winter of 2016 – 2017 was one of the most depressing periods of my life. Every morning was hell, and the lack of sun was the cause mostly. Welcome spring, you finally came after all this time. The wait is over for me in Romania.

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surveillance cameras for homes

How to install surveillance cameras and view them online

Protecting our houses from burglars should be on top of our to-do list. Nowadays, with increasing crimes, we tend to have a lot of problems with strangers. Learn how to install surveillance cameras and view them live all the time from a distance with this

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Memory photo past winter

My Top Memory photo-gallery past winter 2016 Romania

This past winter was probably the most depressing season of the year. With all the snow and sadness of nature slowly going into slumber. It gives a sense of “another world” sometimes. For me, this past winter was more than this. It’s also time for

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