Let's troubleshoot, repair, and modify this signal tracer together. Lots of information in this video that will help you with your own circuit design's and electronic troubleshooting. Also "hiding" in this video is some forgotten tube knowledge that's not known by many. If you are an amplifier builder or repairman, you will benefit by this.
Mr Carlson's Patreon page, click here: https://www.patreon.com/MrCarlsonsLab
Video about microphonic capacitors, click here: https://youtu.be/67M7fsbLUIU