Kalibr L3-3 Electron Vacuum tube tester PDF English Manuals Cards Diagram
+ free gift PDF file with all original cards approx. Tube tester:L3-3 / Л3-3. Tube tester is NOT included. 📑 What’s Included in pdf version 📘 Circuit diagram. 📘Tube testing procedures. 📘 scan of more than 400 cards.