Reviewing the new NanoVNA v2 (SAA-2) – Part 1
The first version of NanoVNA became an instant hit for very obvious reasons. First, it was offering stunning performance. Second, a super low price which brought VNA into the hands of those who would...
Nuclearrambo Blog
Alarm system wiring – DYI – Paradox Wiring
The wiring process of an alarm system is the trickiest one. Everything else is easy, but wiring is what makes it hard. I was forced to learn to install alarm systems my own way...
Make your own Phased Matched cables with NanoVNA
Phase matched cables come handy when dealing with phasing elements of an antenna or even when you want to deliver differential signals. There was a time when making phase matched cables meant use of...
A basic on screen display with Vivado HLS and Zynq SoC – Part 2
We created a very crude on screen display using HLS in the previous post. Now, it’s time to export it as a custom IP and integrate into the system. The process may seem to...
A basic on screen display with Vivado HLS and Zynq SoC – Part 1
Having an on-screen display in your video can benefit in various ways. Sometimes, having an on-screen display (OSD) can be a need or can serve the purpose of adding an appeal to your project....
Wired Alarm System Versus Wireless – Which is better?
In this article i am going to explain something about alarm systems. I mostly worked with Paradox alarm systems, so i am going to list all the components and everything you need to know...
What Security System is the Best in the World
So I’m guessing it’s time for you to buy a security system. Maybe a burglar got into your home, or you just want to prevent such event from happening. It is not enough that...
A simple HF up converter with LimeSDR
In times like these when we are all stuck in our homes, most of us are becoming active on the radio. The best ideas come out when we are challenged and right now we...
Programming the Zynq 7000 with Vivado 2019.2 and Vitis
I purchased a Zynq 7000 development board recently and wanted to play with it for quite some time now. Finally, the lock-down due to the corona virus pandemic gave me some time to put...
Measuring noise figure using Gain Method
For those into radio astronomy would know the significance of having ultra-low noise figures. Lower the noise figure, the more sensitive your receiver becomes. Noise figure is a unit of measure that tells us...
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