The AURSINC Zeenko ZK04-UM LNA Amplifier is a good option for adding more strength and clarity to your signals in SDR, nanoVNA and the TinySA Ultra Spectrum Analyzer. This preamp is USB-C powered and is also available in various frequency ranges and gain values. The AURSINC Zeenko models are as follows: ZK04-UM LNA [100kHz-4GHz / […]

Those familiar with devices such as the Nano VNA will be right at home using the TinySA ULTRA. If you’re not familiar not to worry. The 4 Inch display on the TinySA ULTRA is touch screen and fairly easy to get to grips with. Tacking down signals, signal generating and testing is easy with this […]