A couple of years ago, I did a review and teardown of a tinySA Ultra spectrum analyzer. That tinySA Ultra was a ZS-405. I recently got my hands on an upgraded version — the ZS-407, and in this blog post,…
The tinySA Ultra is quite a capable spectrum analyzer. In this blog posting, we will take a look how to add a tracking generator to the tinySA with the help of an external mixer. I made a detailed video on…
tinySA Ultra is an affordable spectrum analyzer geared towards HAM radio operators, RF enthusiasts and electronic hobbyists. With the Ultra mode enabled, it boasts a calibrated frequency range up to 6 GHz and can observe signals up to 12 GHz.…
I received yet another NanoVNA for review. This time it is a S-A-A-2 (NanoVNA V2) with N connectors instead of SMA connectors found on the other NanoVNAs I reviewed before. This NanoVNA is based on a fully open-sourced design, with…
I got a couple of Microsemi’s C900502 10.525 GHz X-band Doppler radar motion sensors a while ago. This batch was made in UK and had “UK patents 2243495 and/or 2253108 apply” printed on the case. I have seen a teardown…
In this blog post, I will show you how to build a 0 to 5.8 GHz tracking generator for the HP 8566B 100 Hz to 22 GHz spectrum analyzer using off-the-shelf components for under $100. Although this tracking generator is…