Welcome to Levi’s Lair

A unique perspective and voice of an experienced technician getting things done.

Questions? Comments? Have ideas to discuss?

Mar 3, 2026

Reference Cells - They're Pretty Cool

Article LJM 002 Types, Applications, and Maintenance of Reference Cells

Read more

Feb 18, 2026

Soil Resistivity

Article LJM 001 Soil Resistivity Measurement

Read more