Phone Bank - Texas Instruments - $5 (Foxborough, Massachusetts)

Phone Bank - Texas Instruments 1 thumbnail

condition: like new

make / manufacturer: Texas Instruments Inc.

model name / number: TI-2400

size / dimensions: 4" x 2 1/2"

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This is the original Texas Instruments TI-2400 Phone Bank from the late 1960s. Battery and instruction booklet included.

It is a calculator and miniature data management system combined.

The calculator mode provides addition, subtraction, multiplication, division, percent key, mark-up key, and a four-function memory.

The data-bank mode stores names and numeric data, such as phone numbers or important dates.

post id: 7895648119

posted: 2025-11-13 17:25

updated: 2026-01-24 18:29

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Phone Bank - Texas Instruments - electronics - by owner - sale -...

This is the original Texas Instruments TI-2400 Phone Bank from the late 1960s. Battery and instruction booklet included. It is a calculator and miniature data management system combined. The...