3AX31 Antique Germanium Transistor for Vintage Radio Applications

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Electrical
3Ax31
Germanium Transistor
Vintage Radio
Electronic Restoration
Logo
sprite x=0 y=0
Angle x=0 y=0
Angle x=0 y=90
Angle x=0 y=270
Angle x=90 y=0
Angle x=270 y=0
Angle x=60 y=30

About this design

Detailed model of the 3AX31 antique germanium transistor, historically utilized by radio amateurs for classic electronic projects and restorations.

Free

<100
<100

The files are shared to help you get inspired and speed up your workflow. They may not be fully accurate or production-ready, so review carefully before use.

View NameExtensionAction
Design fileFormat: STEP
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CAD File Details

File Information
File Name697f7206e4acdd526a510699_...
File TypeSTEP
Unitsmm
Geometry Summary
Faces113
Edges260
Vertices161
Solids1
Surface Types
Planar31
Cylindrical24
Conical0
Spherical2
Toroidal22
Other34
Bounding Box
Width6.40 mm
Height19.10 mm
Depth6.40 mm
Volume
Max Volume237.01 mm³
Min Volume237.01 mm³
Average Volume237.01 mm³
Total Volume237.01 mm³
Usage Notes
NotesSuitable for design reference, visualization, prototyping workflows and engineering review. Validate dimensions and geometry before manufacturing use.

What you can use this CAD model for

  • Engineering review
  • Manufacturing discussion
  • Supplier communication
  • Prototype development
  • Design validation

Before using this CAD file

Review the model dimensions, units and geometry before using it for manufacturing or production. Some files may be created for reference, visualization or workflow acceleration and may require validation before final use.

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