Yamabishi SEPW CNC switch mode power supply repair with field service technician tips. Join the many that have already signed up for the ongoing electronics course here: https://www.patreon.com/MrCarlsonsLab
Tips on Repairing SMPS power supplies without published schematics. Learn about the half bridge configuration. My Electronics Course on Patreon, Link Here: https://www.patreon.com/MrCarlsonsLab
Here is the link: https://www.patreon.com/MrCarlsonsLab Don’t miss out! There will be lots of electronic devices and explanations you just won’t find anywhere else. Modern electronic courses will not teach you most of this. Be a part of the group, and interaction.
Troubleshooting and repair of a CNC industrial switch mode power supply. The Mitsubishi SF-PW and Yamabishi SF-PW are almost identical, see what fails, and follow along as Paul repairs the problems one by one. These power supplies are out of an AC spindle drive known as the FREQROL-SF. Click the Continue reading CNC Power Supply Repair, Yamabishi SF-PW
Build a “Carlson Super Probe” and make your electronic troubleshooting easier. Locate noisy parts fast! This is a “non-contact” style probe that listens to your circuits from a distance. Great for Audio and RF applications alike. Schematics and full description are in the video. In the end, Paul will demonstrate Continue reading Troubleshoot Electronics FAST with a Super Probe
How to design, build and install a buffer circuit into a receiver, so you can give it a digital display. Learn how to locate the oscillator circuit in a receiver without a schematic, using a new, and older vacuum tube oscilloscope. Lot’s of other “bonus” repair information as well. See Continue reading Design and Build a Buffer Circuit, Tube and Transistor
Watch the build process of a Nixie Tube digital display for older receivers. See the design of a scratch built circuit board, and the thought process involved in component placement and population. This is the final part of this Nixie tube series. For the earlier parts of the series, click Continue reading Nixie Tube Digital Display for Receivers
Join Paul in the Lab for a sneak peak at some future projects. Watch the teardown with a description of how the device works, follow along through the in-depth schematic explanation.
Build a neat little “flashy” circuit to get peoples attention. This worked very well! Schematic included with description.
How to build a programmable frequency counter for your favorite receiver, with “off the shelf parts!” Give that old radio receiver a digital NIXIE tube display. No special programming required. Join Paul in the Lab as he thoroughly explains how this, and many other frequency counters work.