.123 File

.123 is Lotus 1-2-3 Spreadsheet

Features Description
File Extension .123
Format Binary
Created by IBM
Category Spreadsheet

What's on this Page

  1. How to open:
  2. How to convert:

What is an .123 file?

The 123 file extension is associated with the PCB123, a PCB (printed circuit board) 3D designing tool for Microsoft Windows operating system developed by Sunstone Circuits.

The 123 file stores circuit board design, including components, supports various types of circuit boards (2,4,6-layer boards) with soldermaks and silkscreen options.

A 123 file extension is related to the PCB123, a PCB designing program for Windows. A .123 file contains circuit board design.

How to open:

Use PCB123 to open *.123 files.

How to convert:

PCB123 is able to export *.123 files to other formats.




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