I suppose most of us have had the experience of going to the mailbox and seeing that telltale package in the white plastic bag, the sign that something has just arrived from China. This happened to me ...

The NanoVNA made network analyzers cheap enough for almost everyone. Now you can get a $49 spectrum analyzer to go with it. Is it worth it? Watch [IMSAI Guy]’s video after the break for his opinion.

The tinySA Ultra ( https://www.tinysa.org/wiki/) actually works enough like a regular spectrum analyzer that I decided to write a SSB Phase Noise Measurement ...

Long time readers know I like to test compact and, where possible, low-cost equipment. Recently I found another tool to add to my backpack when I get back on the road. Seven years ago, wanting a ...

Automated power measurement system for characterizing ADF4351-based Local Oscillator output power using tinySA Ultra spectrum analyzer. Quick Start: python scripts/test_lo_sweep.py to verify hardware, ...

Abstract: Radio-frequency (RF) electrical arcing detection by using a low-cost mini spectrum analyzer called TinySA is proposed. The electromagnetic (EM) frequency spectrum emitted by a local ...