DIY 1GHz Active Probe For Under 20$

https://www.electronics-lab.com/diy-1ghz-active-probe-20/

thirschbuechler @ instructables.com shows us how to build a 1GHz active probe using BF998 dual-gate MOSFET and some other RF components. This Instructable will show you how to build a 1GHz* Fet-based Active Probe, the Fetprobe, for about 10$*, provided you have access to an electronics lab. It is based on an Elektor-magazine article (see […]