Blueprint using no listed ingredients. Produces 3× Vacuum Tube.
Blueprint 
Vacuum Tube ×3 guaranteed Vacuum Tube
Immersive Engineering · by BluSunrize and Damien A.W. Hazard
Acquisition
Blueprint Vacuum Tube ×3 guaranteedUsed in (4)
Crafting using Any Treated Wood, Vacuum Tube, Any Treated Wood, Vacuum Tube, Circuit Backplane, Vacuum Tube, Any Treated Wood, Vacuum Tube and Any Treated Wood, arranged in the pattern shown. Produces Logic Unit.
Crafting 
Logic Unit guaranteedCrafting using Vacuum Tube, Vacuum Tube, Vacuum Tube, Insulated MV Wire Coil, Electronic Component and Insulated MV Wire Coil, arranged in the pattern shown. Produces Induction Charger.
Crafting 
Induction Charger guaranteedCrafting using Any Glass, Any Iron Plate, Any Glass, Vacuum Tube, Vacuum Tube, Vacuum Tube, Any Treated Wood, Copper Coil Block and Any Treated Wood, arranged in the pattern shown. Produces Charging Station.
Crafting 
Charging Station guaranteedCrafting using Vacuum Tube, Vacuum Tube, Vacuum Tube, Any Steel Rod, Copper Wire and Any Steel Rod, arranged in the pattern shown. Produces Amplifier Electron Tubes.
Crafting 
Amplifier Electron Tubes guaranteedDeveloper reference
- Registry name
immersiveengineering:electron_tube- Namespace
immersiveengineering- Mod ID
immersiveengineering- Tags (1)
immersiveengineering:items/circuits/logic
Recipe JSON (1):
{
"recipe_type": "immersiveengineering:blueprint",
"pattern": null,
"ingredients": null,
"conditions": [],
"sequence": null,
"group_name": null,
"experience": null,
"cooking_time": null
}