Category Archives: service-repair

Thoughts on focus and gas pressure

Gas flow under the laser focus lens can strongly affect the focussed spot. Continue reading

Posted in Devices, Lasers, service-repair, Tools and Technologies | Tagged | Leave a comment

Something old…

I dug through my stock of Optimo goodies and took photos. See the parts page.

Posted in Lasers, service-repair, Uncategorized | Tagged | Leave a comment

Cars and Adventures

Some of my cars and related adventures over the years. Continue reading

Posted in homebrew, Vehicles | Tagged | Leave a comment

External voltage regulator for Delco alternator

Internal solid state regulators can’t be fixed. But they can be ignored. Continue reading

Posted in homebrew, Vehicles | 3 Comments

Fixing an older Astro van

Factory defective part only found after ten years and 190,000 miles. Coolant loss and overheating problems weren’t good enough clues? Continue reading

Posted in service-repair, Vehicles | Tagged | 3 Comments